List of freshwater aquarium fish species

Last updated

A vast number of freshwater species have successfully adapted to live in aquariums. This list gives some examples of the most common species found in home aquariums.

Contents

Catfish

Armored catfish including Aspidoras, Brochis, Callichthys, and Corydoras
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
Brown-Point Shield Skin Aspidoras fuscoguttatus Aspidoras fuscoguttatus.jpg 3.8 cm

(1.5 in)

30 Gallons22–25 °C (72–77 °F) [1] 5.5–6.8 [1]
Aspidoras Cory-Cat

Pygmy Aspidoras

Aspidoras lakoi 4 cm (1.6 in) [2] 28 Gallons22–25 °C (72–77 °F)6.5-7.5
Sixray corydoras, false corydoras Aspidoras pauciradiatus False cory 1.jpg 2.9 cm (1.1 in) [3] 20 Gallons73–82 °F (23–28 °C)6.0-7.2 [3]
Loach catfish Aspidoras rochai 4 cm (1.6 in) maximum length [4] 20 Gallons21 – 25 degrees Celsius [4] 6.0-7.5 [4]
Britski's catfish Brochis britskii 8.9 cm (3.5 in)20–24 °C (68–75 °F)6.5-7.2 [5]
Hognosed brochis Brochis multiradiatus Fish at Louisville Zoo 025.jpg 6.6 cm (2.6 in)70–75 °F (21–24 °C)6.0–7.2
Emerald catfish Brochis splendens Brochis splendens im Aquarium.jpg 10 cm (3.9 in)The Emerald Cory Catfish is a very hardy and resilient fish.  Disease should not be a concern provided that you maintain the aquarium to standards. [6] 20 Gallons72 - 82 F (22 - 27.7 C) [6] 5.8-8.0 [7]
Cascarudo Callichthys callichthys Callichthys callichthys.JPG 20 cm (7.9 in)64–83 °F (18–28 °C).5.8-8.3
Blacktop corydoras Corydoras acutus Corydoras acutus by Frank M. Greco.jpg 4.4 cm (1.7 in)22-28 °C [8] 6.0-7.5 [8]
Adolfo's catfish/corydoras Corydoras adolfoi Corydoras-adolfoi-alone.jpg 5.7 cm (2.2 in)72–79 °F (22–26 °C)6.0-7.0
Bronze corydoras, Emerald green cory Corydoras aeneus Corydoras aeneus 2.jpg 6.35 cm (2.50 in)77 to 82 °F (25 to 28 °C)6.0-8.0
Agassiz's corydoras Corydoras agassizii Callichthyidae Corydoras agassizii 1.jpg 5 cm (2 in)22-26 °C6.0-8.0
Spotted corydoras, longnose corydoras Corydoras ambiacus 5.1–6.1 cm (2.0–2.4 in)27 gal22-25 °C6.5-7.271.43 - 392.86ppm
Caracha

Fairy Cory

Corydoras atropersonatus Corydoras Atropersonatus.jpg 4.5 cm (1.8 in)20 gal21-27 °C5.0-7.036 – 179 ppm
Pink corydoras

Axelrod's Cory

Corydoras axelrodi 4–5 cm (1.5–2 in)21 gal22-26 °C6.0-8.0
Masked corydoras,

bandit corydoras

Corydoras metae Acuario.jpg 4.8 cm (1.9 in)72–79 °F (22–26 °C)6.0-7.0
Blackstripe corydoras Corydoras bondi 4.7 cm (1.9 in)20-26 °C [9] 6.0-7.5 [9]
Tailspot corydoras Corydoras caudimaculatus 4–5 cm (1.5–2 in)20-26 °C6.0-7.036 – 179 ppm
Barred-tail corydoras Corydoras cochui
Barred tail corydoras.jpg
2.5 cm (0.98 in)70-75 °F6.0 - 7.0
False blochi catfish Corydoras delphax 5 cm (2 in)22-27 °C5.5-7.536 – 215 ppm
Ehrhardt's corydoras Corydoras ehrhardti 4.1 cm (1.6 in)18-23 °C6.5-7.5
Elegant corydoras Corydoras elegans Corydoras elegans.jpg 5.1 cm (2.0 in)
Horseman's cory Corydoras eques Corydoras eques.jpg 5 cm (2 in)
Evelyn's cory Corydoras evelynae 4 cm (1.6 in)22-26 °C6.0-8.0
Geoffrey's Corydora Corydoras geoffroy 7 cm (2.8 in)22-26 °C6.0-8.0
Skunk corydoras Corydoras granti Corydoras arcuatus PiaH.jpg 5.5 cm (2.2 in)
Guapore corydoras Corydoras guapore 4.1 cm (1.6 in)
Salt and pepper catfish/corydoras Corydoras habrosus Corydoras-habrosus-Mannchen.jpeg 2.5–3.6 cm (0.98–1.42 in)
Mosaic corydoras, reticulated corydoras Corydoras haraldschultzi Corydoras haraldschultzi aquarium.jpg 5.9 cm (2.3 in) [10]
Dwarf corydoras Corydoras hastatus Corydoras hastatus.jpg 3.5 cm (1.4 in)
Julii corydoras Corydoras julii Corydoras julii.jpg 5.1–6.4 cm (2.0–2.5 in)
Corydoras latus 5.2 cm (2.0 in)22-26 °C6.0-8.0
False spotted catfish Corydoras leucomelas Corydoras leucomelas.jpg 4.5 cm (1.8 in)
Loxozonus cory Corydoras loxozonus Corydoras loxozonus 1.jpg 4.9 cm (1.9 in)21-24 °C6.0-7.2
Bluespotted corydoras

spotted cory

Corydoras melanistius 5.1 cm (2.0 in)22-26 °C6.0-7.0
Gold laser cory Corydoras melanotaenia Corydoras sp. CW010.jpg 5.8 cm (2.3 in)
Long nosed arched cory

Long-nosed Skunk Cory

Corydoras narcissus 6.5 cm (2.6 in)23-45 °C6.0-7.0
Blue corydoras

Natterer's Cory

Corydoras nattereri Corydoras nattereri.JPG 5.4 cm (2.1 in)20-23 °C [11] 6.0-7.6 [11]
Corydoras ornatus 4.9 cm (1.9 in)22-26 °C6.0-7.2
Corydoras osteocarus 4 cm (1.6 in)
Peppered corydoras, salt and pepper catfish Corydoras paleatus Corydoras paleatus by NiKo.jpg 5.1–7.6 cm (2.0–3.0 in)
Panda corydoras Corydoras panda Corydoras panda 01.jpg 3.8–5.1 cm (1.5–2.0 in)6.0-8.0 [12]
Pastaza corydoras Corydoras pastazensis 6.4–7.1 cm (2.5–2.8 in)
Corydoras polystictus 3.2 cm (1.3 in)
Pygmy corydoras Corydoras pygmaeus Corydoras pygmaeus5333.jpg 2.5–3.3 cm (0.98–1.30 in)A very peaceful species, that does not make an ideal community fish due to its small adult size. It is easily intimidated by larger tank mates and will not compete well with them for food. [13] 42.4 L (11 gal) [13] 72 to 79 °F (22 to 26 °C) [13] 6.4 to 7.4 [13]
Rust corydoras Corydoras rabauti Corydoras rabauti.jpg 5 cm (2 in)
Mosaic corydoras, reticulated corydoras Corydoras reticulatus 5.1–6.1 cm (2.0–2.4 in)
Banner-tail corydoras, flagtail corydoras Corydoras robineae 4.4 cm (1.7 in)
Schwartz's catfish Corydoras schwartzi Corydoras schwartzi.jpg 3.8–5.1 cm (1.5–2.0 in)
Corydoras semiaquilus Corydoras semiaquilus 1.jpg 6.0 cm (2.4 in)
Corydoras septentrionalis 4.9 cm (1.9 in)
Corydoras simulatus 4.9 cm (1.9 in)
False network catfish Corydoras sodalis 4.9 cm (1.9 in)
Sterba's corydoras Corydoras sterbai Corydoras sterbai.jpg 6.8 cm (2.7 in) [14]
Sychr's catfish Corydoras sychri 4.3 cm (1.7 in)
Threestripe corydoras, leopard catfish, false julii cory Corydoras trilineatus Corydoras trilineatus3.jpg 6.1 cm (2.4 in) [15]
Corydoras undulatus 4.4 cm (1.7 in)
Xingu corydoras Corydoras xinguensis 3.8–5.1 cm (1.5–2.0 in)
Corydoras nain Corydoras nanus 4.5 cm (1.8 in)22-26 °C6.0-8.0
Flagtail catfish Dianema urostriatum Dianema urostriata.JPG 12.5 cm (4.9 in)77–82 °F (25–28 °C)6.0-8.0
Spotted hoplo Megalechis thoracata Megalechis thoracata.jpg 15 cm (5.9 in)64–83 °F (18–28 °C).6-8
Scleromystax prionotos 5.3 cm (2.1 in)
Sailfin corydoras Scleromystax macropterus 8.7 cm (3.4 in)6.0 – 8.0
Banded corydoras Scleromystax barbatus Schleromystax barbatus5015.jpg 10 cm (3.9 in)68-82 °F

(20-28 °C)

6.0-8.0
Armored suckermouth catfish (plecos, oto, and whiptail)
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
Bristlenose pleco, bushynose pleco Ancistrus spp. Ancistrus temminckii.jpg The bristlenose genus has at least 59 identified species and many others yet to be named. [16] Males and female both have long "bristles" on their nose, the males having distinctly longer ones.72-84 F (20-27 C)
Adonis pleco, polka dot lyre-tail pleco Acanthicus adonis Acanthicus adonis1.jpg 100 cm (39 in)77-86 F (25-30 C)
Ancistomus spp.
Gold nugget pleco Baryancistrus spp. Aquarium de la Porte Doree - Poisson 66.jpg 77-86 F (25-30 C)
Dekeyseria spp.
Hemiancistrus spp. Hemiancistrus subviridis - Gelber Phantomwels (3).jpg
Zebra pleco Hypancistrus spp. Hypancistrus zebra4305.jpg
Hypostomus spp. Hypostomus basilisko1.jpg 72-86 F (22-30 C) [17] 6.5-7.5 [17]
Lasiancistrus spp.
Leporacanthicus spp. Leporacanthicus joselimai, Weissspitzen-Russelzahnwels, L 264 (10227361116).jpg
Panaque Panaque spp. Panaque.JPG
Clown Pleco Panaqolus spp. Panaqolus sp. L204.jpg 20 gal [18] [19] 23.0-28.0 °C or 73.4-82.4 °F [20] 6.8 - 7.6 [20]
Peckoltia spp. Peckoltia compta L134.jpg
Pseudacanthicus spp. Pseudacanthicus spec.jpg
Pineapple pleco, orange cheek pleco Pseudorinelepis genibarbis Pineapplepleco.JPG 36 cm (14 in)
Sunshine pleco Scobinancistrus aureatus 25 cm (9.8 in)
Whiptail catfish Rineloricaria spp. Viola (Rineloricaria longicauda) 2.jpg It is a peaceful fish that is best kept in good sized groups (6+) in a mature tank with plenty of shady hiding spots amongst plants, driftwood, slate caves, and PVC pipes. [21] 75-82 F (24-28 C) [21] 6.0-7.2 [21]
Twig catfish Farlowella spp. Farlowella vittata - 20120228.jpeg
Sturisomatichthys spp. Sturisoma aureum Richard Bartz.jpg
Hypoptopoma spp. Hypoptopoma inexspectatum.jpg
Golden dwarf sucker, golden oto Otocinclus macrospilus Otocinclus macrospilus 2.jpg 3.5 cm (1.4 in)
Zebra dwarf sucker, zebra oto Otocinclus cocama Otocinclus cocama.jpg 4.5 cm (1.8 in)
Long-whiskered catfish
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
Bolt catfish Aguarunichthys torosus 35 cm (14 in)
Gold Zebra catfish Brachyplatystoma juruense 60 cm (24 in)
Zebra shovelnose Brachyplatystoma tigrinum 60 cm (24 in)
Vulture Catfish, zamurito Calophysus macropterus Pimelodidae Callophysus macropterus.jpg 40 cm (16 in)
Leiarius marmoratus Leiarius marmoratus (juv).jpg 100 cm (39 in)
Leiarius pictus 60 cm (24 in)
Redtail catfish Phractocephalus hemioliopterus Phractocephalus hemioliopterus2.JPG 120 cm (47 in)Needs at least a 2,600 US gallons (9,800 L) tank when mature, even though this does not provide them with the space to show their natural behaviour. [22] 70–79 °F (21–26 °C) [22] 6.0–7.5 [22]
Spotted pimelodus, pictus, pictus catfish Pimelodus pictus Pimelodus pictus.jpg 30 cm (12 in)
Sturgeon catfish Platystomatichthys sturio 40 cm (16 in)
Barred sorubim Pseudoplatystoma fasciatum Pseudoplatystoma-fasciatum.jpg 104 cm (41 in)
Tiger sorubim Pseudoplatystoma tigrinum Pseudoplatystoma tigrinum1.jpg 130 cm (51 in)
Firewood catfish, (planiceps) shovelnose catfish Sorubimichthys planiceps Firewood catfish.jpg 178 cm (70 in)
Lima shovelnose catfish Sorubim lima Silure spatule.jpg 40 cm (16 in)
Squeakers and upside-down catfish
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
Brichard's syno Synodontis brichardi Synodontis brichardi.jpg 15 cm (5.9 in)
Cuckoo squeaker Synodontis multipunctatus Synodontis-multipunctatus.jpg 27.5 cm (10.8 in)
Clown squeaker Synodontis decorus 32 cm (13 in)
Even-spotted squeaker, dwarf lake syno, false cuckoo syno Synodontis petricola Synodontis petricola.jpg 10 cm (3.9 in)
Featherfin squeaker Synodontis eupterus Synodontis Eupterus 3.JPG 30 cm (12 in)
Malawi squeaker Synodontis njassae Synodontis njassae 01 ssj 20050321.jpg 19 cm (7.5 in)
Polka dot squeaker, angel squeaker Synodontis angelicus Synodontis angelica.jpg 55 cm (22 in)
Orangestriped squeaker, pyjama syno Synodontis flavitaeniata Synodontis flavitaeniatus Boulenger, 1919 2445028568.jpg 19.5 cm (7.7 in)
Upside-down catfish Synodontis nigriventris Synodontis.jpg 9.6 cm (3.8 in)S. nigriventris prefers bottom feeding on Tubifex (or similar worms), but its main diet consists of algae. [23] The blotched upside-down catfish is well suited to aquariums because of its small size (typically 9 or 10 cm or less) and peaceful demeanor.[ citation needed ]72–82 °F (22–28 °C) [24] 6.0 - 7.5 [24]
Yellow marbled syno, vermiculated syno Synodontis schoutedeni Synodontis schoutedeni David, 1936 3044607443.jpg 17 cm (6.7 in)
Other catfish
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
Three-striped African catfish Pareutropius buffei 11.5 cm (4.5 in)
Giraffe catfish Auchenoglanis occidentalis Auchenoglanis occidentalis 01 by Line1.JPG 70 cm (28 in)
Electric catfish Malapterurus electricus Malapterurus electricus 1.jpg 122 cm (48 in)
Eel catfish Channallabes apus Channallabes apus.jpg 33 cm (13 in)
Black lancer catfish Bagrichthys macracanthus 25 cm (9.8 in)
Harlequin lancer catfish Bagroides melapterus 30 cm (12 in)
Crystal-eyed catfish Hemibagrus wyckii 71 cm (28 in)
Shadow catfish Hyalobagrus flavus Pelteobagrus ornatus (4222100061).jpg 4.5 cm (1.8 in)
Mystus bimaculatus 6.5 cm (2.6 in)
Dwarf bumblebee catfish Pseudomystus leiacanthus 6 cm (2.4 in)
Pseudeutropius moolenburghae 10 cm (3.9 in)
Glass catfish Kryptopterus vitreolus Glaswelse.jpg 8 cm (3.1 in).
Striped glass catfish Kryptopterus macrocephalus 10 cm (3.9 in).
Goonch Bagarius lica 200 cm (79 in)
Chocolate frogmouth catfish Chaca bankanensis Chaca bankanensis juveniles.png 20 cm (7.9 in)
Asian banjo catfish Acrochordonichthys rugosus 11 cm (4.3 in)
Walking catfish Clarias batrachus Clarias batrachus Aquarium tropical du Palais de la Porte Doree 10 04 2016 1.jpg 50 cm (19.5 in)The albino form is common in the aquarium trade. This fish can survive out of the water and "walk" as long as kept wet, for a very long time. [25]
Black catfish, Narrowfront tandan Neosilurus ater 47 cm (19 in)
Stinging catfish Heteropneustes fossilis Meshkozhabernyi som Grodno.JPG 30 cm (12 in)
Sun catfish Horabagrus brachysoma The Manjakoori (Sun Catfish) from the Chalakudy River, Kerala.jpg 45 cm (18 in)
Asian redtail catfish Hemibagrus wyckioides 130 cm (51 in)
Asian upside down catfish Mystus leucophasis Asian upside down catfish.png 30 cm (12 in)
Asian bumblebee catfish Pseudomystus siamensis 15 cm (5.9 in)
Indawgyi stream catfish Akysis prashadi 6 cm (2.4 in)
Asian stone catfish Hara jerdoni 4 cm (1.6 in)
Iridescent shark Pangasianodon hypophthalmus Aquarium tropical de Pierrefitte-Nestalas 03082018 Pangasianodon hypophthalmus 2.jpg 130 cm (51 in)
Chao Phraya giant shark, giant pangasius Pangasius sanitwongsei Pangasiidae - Pangasius hypophthalmus.JPG 300 cm (120 in)
Colombian shark catfish Ariopsis seemanni MA Luisenpark Sciades seemanni.jpg 35 cm (14 in)
Blue whale catfish Cetopsis coecutiens The whale candiru Cetopsis coecutiens.jpg 27 cm (11 in)
Banjo catfish Bunocephalus coracoideus Banjo cat.jpg 14 cm (5.5 in)
Giant raphael catfish Megalodoras uranoscopus Megalodoras uranoscopus.jpg 60 cm (24 in)
Ripsaw catfish Oxydoras niger Oxydoras niger - Porte doree - 0178.jpg 90 cm (35 in)
Striped raphael catfish Platydoras armatulus Platydoras costatus 5 (Piotr Kuczynski).jpg 43 cm (17 in)
Spotted raphael catfish Agamyxis pectinifrons Dornwels.JPG 15 cm (5.9 in)
Bottlenose catfish Ageneiosus inermis 18.5 cm (7.3 in)
Gulper catfish Asterophysus batrachus batorakusukiyatsuto Asterophysus batrachus.jpg 25 cm (9.8 in)
Midnight catfish Auchenipterichthys coracoideus 10 cm (3.9 in)
Oil catfish Duringlanis perugiae 5 cm (2.0 in)
Jaguar catfish Liosomadoras oncinus 17 cm (6.7 in)
Tatia intermedia 12 cm (4.7 in)
Pygmy driftwood catfish Trachelyichthys exilis 8 cm (3.1 in)
Trachelyopterus fisheri 28 cm (11 in)

Characoids

Tetras
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
Arowana tetra Gnathocharax steindachneri Gnathocharax steindachneri.jpg 5 cm (2.0 in)
Black phantom tetra Hyphessobrycon megalopterus Hyphessobrycon megalopterus Porte Doree.jpg 3.6 cm (1.4 in) [26] The black phantom tetra enjoy being in groups of 6 or more and a slightly shaded tank. Males may claim small territories and occasionally minor battles may occur. The Phantom tetra goes well with other tetras of similar size. They also prefer floating plants. [27]
Black neon tetra Hyphessobrycon herbertaxelrodi Black neon tetra.jpg 3.2 cm (1.3 in) [28]
Black tetra, skirt tetra Gymnocorymbus ternetzi Adulter Trauermantelsalmer-Gymnocorymbus ternetzi.jpg 5 cm (2.0 in)A highly spirited fish that may occasionally chase its own species as well as harass slow moving fish with long fins. This fish is very hardy and can stand a variety of water qualities. Disease is not a big problem with the black tetra. The black tetra is also known as the black skirt tetra. The female black tetra is more robust and larger than the male. [29]
Black morpho tetra Poecilocharax weitzmani Crenuchidae Poeciliocharax weitzmani.jpg 4 cm (1.6 in)
Bleeding heart tetra Hyphessobrycon erythrostigma Kirschflecksalmler-W.jpg 6.5 cm (2.6 in)The bleeding heart tetra is distinguished by the small red spot on both sides of the fish. This fish is very prone to diseases, and can grow larger than most tetra species. [30]
Bloodfin tetra Aphyocharax anisitsi Aphyocharax anisitsi 2.jpg 5 cm (2.0 in)
Blue tetra Knodus borki Boehlkea fredcochui malefemale.jpg 5 cm (2.0 in)
Blueberry tetra Hyphessobrycon wadai 3.5 cm (1.4 in)
Brittanichthys axelrodi 3 cm (1.2 in)
Bucktooth tetra Exodon paradoxus DSCN6064 (6260740474).jpg 5 cm (2.0 in)
Buenos Aires tetra Hyphessobrycon anisitsi Hyphessobrycon anisitsi.jpg 7.5 cm (3.0 in)
Cardinal tetra Paracheirodon axelrodi Paracheirodon cardinalis.JPG 5 cm (2.0 in)Similar to the Neon Tetra, but slightly larger and doesn't prefer to school as much. They need much larger tanks, although their temperament is similar. [31]
Cave tetra, blind tetra Astyanax mexicanus Astyanax mexicanus, Palmiarnia Poznanska.jpg 12 cm (4.7 in)The cave tetra is the blind cave form of the Mexican tetra. This tetra prefers low to moderate lighting. [32]
Cochu's blue tetra Boehlkea fredcochui Boehlkea fredcochui.jpg 6 cm (2.4 in)
Colombian tetra Hyphessobrycon columbianus Hyphessobrycon colombianus.jpg 6.5 cm (2.6 in)
Diamond tetra Moenkhausia pittieri Brillantsalmler.jpg 6 cm (2.4 in)
Dawn tetra Aphyocharax paraguayensis 3.5 cm (1.4 in)
Ember tetra Hyphessobrycon amandae AKT 1430bq.jpg 2 cm (0.79 in)Ember tetras have been known to live ten years or more. May become stressed by the presence of larger fish. [33] 50 liters (13 U.S. gal) [34] 24–28 °C (75–82 °F) [34] 5 - 7 pH [34]
Emperor tetra Nematobrycon palmeri Emperor tetra.jpg 5 cm (2.0 in)
Flame tetra Hyphessobrycon flammeus Roter von Rio - Hyphessobrycon flammeus.jpg 2.5 cm (0.98 in)
Flame-back Bleeding heart tetra Hyphessobrycon pyrrhonotus 4.5 cm (1.8 in)
Garnet tetra, pretty tetra Hemigrammus pulcher H.pulcher IMG 3268.jpg 6.5 cm (2.6 in)
Glass bloodfin tetra Prionobrama filigera Bloodfin Glass Tetra.jpg 6 cm (2.4 in)
Glowlight tetra Hemigrammus erythrozonus Tetra Glowlight cropped.jpg 3.75 cm (1.48 in)
Golden pristella tetra Pristella maxillaris Pristella maxillaris.jpg 5 cm (2.0 in)
Green neon tetra Paracheirodon simulans Paracheirodon simulans.jpg 2.5 cm (0.98 in)Similar to Neon Tetras and Cardinal Tetras, they are the same to Neon Tetras beside having a green tiny near their top dorsal fin [35]
Head and tail light tetra Hemigrammus ocellifer Head-&-Tail-Light-Tetra.jpg 4 cm (1.6 in)
Hummingbird tetra Trochilocharax ornatus 2 cm (0.79 in)
January tetra Hemigrammus hyanuary Hemigrammus hyanuary thomnight 001.jpg 4 cm (1.6 in)
Lemon tetra Hyphessobrycon pulchripinnis Hyphessobrycon pulchripinnis.jpg 5 cm (2.0 in)
Neon tetra Paracheirodon innesi Neonka obecna paracheirodon innesi.jpg 3.75 cm (1.48 in)Neon tetras must be kept in groups of at least a half-dozen, as they are a shoaling species. With peaceful dispositions, they are also able to be kept with other species of non-aggressive fish. [36] 38 L (10 gal) [36] 68 to 79 F (20 to 26 C) [36] 6.0–7.0 [37]
Ornate tetra Hyphessobrycon bentosi Schmucksalmler Hyphessobrycon bentosi.jpg 4.5 cm (1.8 in)
Penguin tetra, blackline penguinfish Thayeria boehlkei Thayeria boehlkei.jpg 6.5 cm (2.6 in)
Peruvian tetra Hyphessobrycon peruvianus 4 cm (1.6 in)
Rainbow tetra Nematobrycon lacortei 4 cm (1.6 in)
Red and Blue Peru tetra Hyphessobrycon margitae 4 cm (1.6 in)
Red eye tetra

Lamp eye tetra

Moenkhausia sanctaefilomenae Red eye tetra.jpg 4 cm (1.6 in)
Red-line lizard tetra Iguanodectes geisleri Iguanodectes geisleri - AquaPorteDoree.JPG 5.5 cm (2.2 in)
Red phantom tetra Hyphessobrycon sweglesi Megalamphodussweglesi01.jpg 4.5 cm (1.8 in)
Redflank bloodfin Aphyocharax rathbuni 4.5 cm (1.8 in)
Rosy tetra Hyphessobrycon rosaceus Male Rosy Tetra.JPG 4 cm (1.6 in)
Royal tetra Inpaichthys kerri 05.Inpaichtys kerri.JPG 3.5 cm (1.4 in)Possesses an adipose fin allowing it to be differentiated from the Emperor tetra [38]
Ruby tetra Axelrodia riesei 2 cm (0.79 in)
Rummy-nose tetra Hemigrammus rhodostomus Petitella rhodostomus (Hemigrammus rhodostomus), 2013.jpg 5 cm (2.0 in)This common name is used for three different species of schooling fish with similar patterns: Hemigrammus rhodostomus, Hemigrammus bleheri , and Petitella georgiae.
False rummy-nose tetra Petitella georgiae Petitella georgiae (132146543).jpg 5 cm (2.0 in)This common name is used for three different species of schooling fish with similar patterns: Hemigrammus rhodostomus, Hemigrammus bleheri , and Petitella georgiae.
Splash tetra Copella arnoldi Copella arnoldi.jpg 5.5 cm (2.2 in)
Spotted splashing tetra Copella meinkeni 4.5 cm (1.8 in)
Pyrrhulina spilota 7 cm (2.8 in)
Serpae tetra Hyphessobrycon serpae Serpae tetra.JPG 4.5 cm (1.8 in)
Silvertip tetra Hasemania nana Kobbertetra Hasemania nana.jpg 3 cm (1.2 in)
Tucanoichthys tucano 2 cm (0.79 in)
X-ray tetra Pristella maxillaris Pristella tetra1.jpg 4.5 cm (1.8 in)Also just called the X-ray fish.
Yellow phantom tetra Hyphessobrycon roseus 2 cm (0.79 in)
African moon tetra Bathyaethiops caudomaculatus 8 cm (3.1 in)
Congo tetra Phenacogrammus interruptus Phenacogrammus interruptus (aka).jpg 7.5 cm (3.0 in)Peaceful but may scare shy species with its active swimming and large adult size. Recommended for most community tanks however. Do not keep Congo tetras with fin-nipping species as the spectacular fins of the males will be destroyed. [39] 108 L (28.5 gal) [39] 73-82 °F (23-28 °C) [39] 6.0-7.5 [39]
Phenacogrammus aurantiacus 10 cm (3.9 in)
Jellybean tetra Ladigesia roloffi Ladigesia roloffi - AquaPorteDoree 06.JPG 3 cm (1.2 in)
Long-fin tetra Brycinus longipinnis Langflossensalmler Brycinus longipinnis Tierpark Hellabrunn-2.jpg 12.5 cm (4.9 in)
Niger tetra Arnoldichthys spilopterus Arnoldichthys spilopterus.JPG 10 cm (3.9 in)
Alestopetersius brichardi 8 cm (3.1 in)
Yellow-tailed Congo tetra Alestopetersius caudalis Alestopetersius caudalis.jpg 6 cm (2.4 in)
Hatchetfish
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
Common hatchetfish Gasteropelecus sternicla Gasteropelecus sternicla.JPG 4 cm (1.6 in)Requires a varied diet including fruit flies [40] [41]
Marbled hatchetfish Carnegiella strigata Beilbauchsalmler.jpg 5 cm (2.0 in)Requires a varied diet including fruit flies [41] [40]
Black-winged hatchetfish Carnegiella marthae BlackWingedHatchetfish.jpg 4 cm (1.6 in)
Pygmy hatchetfish Carnegiella myersi 2.2 cm (0.87 in)
Pencil fishes
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
Golden pencilfish Nannostomus beckfordi Nannostomus-beckfordi.jpg 6 cm (2.4 in)
Hockeystick pencilfish Nannostomus eques Nannostomus eques.jpg 3.5 cm (1.4 in)
Barred pencilfish Nannostomus espei Nannostomus-espei.jpg 3 cm (1.2 in)
Dwarf pencilfish Nannostomus marginatus Nannostomus marginatus, adultes Mannchen.jpg 2.5 cm (0.98 in)
Coral-red pencilfish Nannostomus mortenthaleri Red Pencilfish.jpg 3 cm (1.2 in)
Nannostomus nigrotaeniatus Nannostomus nigrotaeniatus - AquariumPorteDoree 02.jpg 3 cm (1.2 in)
Three-lined pencilfish Nannostomus trifasciatus Nannostomustrifasciatus.jpg 3 cm (1.2 in)
One-lined Pencilfish Nannostomus unifasciatus Nannostomus unifasciatus.jpg 4 cm (1.6 in)
Serrasalminae (pacus, piranhas, and silver dollars)
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
Silver dollar Metynnis argenteus Silver Dollar Metynnis argenteus.jpg 15 cm (5.9 in)The name "silver dollar" may also refer to Metynnis hypsauchen , Metynnis maculatus , or other related fishes.
Schreitmuller's metynnis Metynnis hypsauchen Metynnis hypsauchen small.jpg 14 cm (5.5 in)
Spotted silver dollar Metynnis lippincottianus Metynnis lippincottianus - Spotted Silver Dollar.jpg 13 cm (5.1 in)
Red-bellied pacu Colossoma bidens Red Pacu.JPG 120 cm (47 in)78–82 °F (26–28 °C)
Red piranha Pygocentrus nattereri Gregory Moine - Red bellied Piranha (by).jpg 33 cm (13 in)
Redeye piranha, black piranha Serrasalmus rhombeus BlackPirahna2010.jpg 41.5 cm (16.3 in)
Wimple piranha Catoprion mento Catoprion mento (juvenile).jpeg 15 cm (5.9 in)
Mylossoma aureum Mylossoma aureum.jpg 30 cm (12 in)
Disk tetra Myleus schomburgkii Myleus schomburgkii.jpg 40 cm (16 in)23 °C to 27 °C5.0–7.0
Other Characins
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
African pike characin Hepsetus odoe Hepsetus odoe.jpg 44 cm (17 in)
Goliath tigerfish Hydrocynus goliath Hydrocynus goliath.jpg 133 cm (52 in)
Spotted pike-characin Boulengerella maculata Boulengerella maculata - Karlsruhe Zoo 01.jpg 32 cm (13 in)
Hujeta gar Ctenolucius hujeta Ctenolucius hujeta 3.jpg 25 cm (9.8 in)
Slender hemiodus Hemiodus gracilis Hemiodopsis2.JPG 16 cm (6.3 in)
Kissing prochilodus, flagtail Prochilodus Semaprochilodus insignis Prochilodus insignis - Zoo Frankfurt 1.jpg 27.5 cm (10.8 in)
Marbled headstander Abramites hypselonotus Abramites hypselonotus.jpg 14 cm (5.5 in) [42]
Banded leporinus Leporinus fasciatus Banded Leporinus (Leporinus fasciatus) (7124562451).jpg 27 cm (11 in)
Striped headstander Anostomus anostomus Anostomus anostomus, striped headstander.jpg 16 cm (6.3 in)
Synaptolaemus latofasciatus 11 cm (4.3 in)
Siver distichodus Distichodus affinis 20 cm (7.9 in)
Six-banded distichodus Distichodus sexfasciatus Distichodontidae - Distichodus sexfasciatus.JPG 75 cm (30 in)
Neolebias ansorgii 3.5 cm (1.4 in)
Payara Hydrolycus scomberoides Hydrolycus scomberoides by OpenCage.jpg 117 cm (46 in)
Pink-tail chalceus Chalceus macrolepidotus Chalceus macrolepidotus.jpg 25 cm (9.8 in)
Red wolf fish Erythrinus erythrinus Erythrinus erythrinus.jpg 20 cm (7.9 in)
Red tail barracuda Acestrorhynchus falcatus Acestrorhynchus falcatus Aquarium tropical du Palais de la Porte Doree 10 04 2016.jpg 30 cm (12 in)
Spotted headstander Chilodus punctatus Chilodus.jpg 8 cm (3.1 in)

Cichlids

Lake Malawi cichlids
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
Sunshine peacock cichlid Aulonocara baenschi Aulonocara hansbaenschi.jpg 13 cm (5.1 in)
Red shoulder peacock Aulonocara hansbaenschi Aulonocara hansbaenschi RB3.jpg 8.5 cm (3.3 in)
Eureka red peacock Aulonocara jacobfreibergi Aulonocara jacobfreigi.jpg 15 cm (5.9 in)
Aulonocara chizumulu Aulonocara korneliae 8 cm (3.1 in)
Pale Usisya aulonocara Aulonocara steveni Aulonocara steveni Usisya.jpg 9 cm (3.5 in)
Flavescent peacock Aulonocara stuartgranti Frankfurt Zoo - Aulonocara stuartgranti Usisya.jpg 12 cm (4.7 in)
Spilo Champsochromis spilorhynchus 40 cm (16 in)
Copadichromis azureus Copadichromis azureus.jpg 14.5 cm (5.7 in)
Red fin hap Copadichromis borleyi Copadichromis borleyi2.jpg 14 cm (5.5 in)
Blue dolphin cichlid, lumphead cichlid Cyrtocara moorii Cyrtocara moorii.jpg 25 cm (9.8 in)
Afra cichlid, dogtooth cichild Cynotilapia afra Cynotilapia afra.jpg 10 cm (3.9 in)
Malawi eyebiter Dimidiochromis compressiceps Cichlidae - Dimidiochromis compressiceps.JPG 23 cm (9.1 in)
Rusty cichlid, lavender cichild Iodotropheus sprengerae Iodotropheus sprengerae.jpg 10 cm (3.9 in)
Electric yellow cichlid Labidochromis caeruleus Electric Yellow Lab Cichlid.jpg 20 cm (7.9 in)
Fuelleborn's cichlid, Blue mbuna Labeotropheus fuelleborni Labeotropheus fuelleborni crop.png 18 cm (7.1 in)
Scrapermouth mbuna Labeotropheus trewavasae Labeotropheus trewawasae.jpg 12 cm (4.7 in)
Hongi, Red-top kimpumpa Labidochromis sp. "Hongi" Labidochromis sp hongi.jpg 13 cm (5.1 in)
Yellow Top Mbamba Labidochromis sp. "Mbamba Bay" 13 cm (5.1 in)
Aurora Maylandia aurora 9 cm (3.5 in)
Cobalt blue cichlid, cobalt zebra cichlid Maylandia callainos Cobaltblue1.jpg 10 cm (3.9 in)
Red zebra cichlid Maylandia estherae Pyszczak.jpg 8 cm (3.1 in)
Kenyi cichlid Maylandia lombardoi Maylandia lombardoi.jpg 13 cm (5.1 in)
Zebra mbuna Maylandia zebra Maylandia zebra 61728832.jpg 11 cm (4.3 in)
Auratus cichlid, Malawi golden cichlid Melanochromis auratus Melanochromis auratus (female).jpg 10 cm (3.9 in)
Chipokee cichlid Melanochromis chipokae 12 cm (4.7 in)
Blue johanni cichlid, Maingano Melanochromis cyaneorhabdos Melanochromis cyaneorhabdos.jpg 10 cm (3.9 in)
Pearl of Likoma Melanochromis joanjohnsonae Melanochromis joanjohnsonae.jpg 10 cm (3.9 in)
Fusco Nimbochromis fuscotaeniatus Nimbochromis Fuscotaeniatus male.jpg 25 cm (9.8 in)
Livingston's cichlid Nimbochromis livingstonii Adult male livingstonii.png 25 cm (9.8 in)
Kaligono Nimbochromis polystigma Polystigma.jpg 30 cm (12 in)
Venustus cichlid, giraffe cichild Nimbochromis venustus Nimbochromis venustus.JPG 25 cm (9.8 in)
Deep-water hap Placidochromis electra Placidochromis electra Chambo.jpg 12 cm (4.7 in)
Fenestratus Protomelas fenestratus Protomelas fenestratus.jpg 14 cm (5.5 in)
Red empress cichlid Protomelas taeniolatus Protomelas taeniolatus by Derek Ramsey.jpg 15 cm (5.9 in)
Yellow-tail acei Pseudotropheus acei Yellow tailed acei.jpg 10 cm (3.9 in)
Bumblebee cichlid, hornet cichlid Pseudotropheus crabro Pseudotropheus Crabo Male.JPG 15 cm (5.9 in)
Dwarf Mbuna Pseudotropheus demasoni Pseudotropheus demasoni.jpg 10 cm (3.9 in)
Johanni cichlid Pseudotropheus johannii Melanochromis johanni Male.jpg 10 cm (3.9 in)
Saulosi Pseudotropheus saulosi Pseudotropheus saulosi.jpg 7.5 cm (3.0 in)
Pindani Chindongo socolofi Eisblauer Maulbruter Mbuna Pseudotropheus Socolofi Malawi Male P1000285.JPG 7 cm (2.8 in)
Malawi barracuda Rhamphochromis macrophthalmus 30 cm (12 in)
Electric blue cichlid Sciaenochromis fryeri Fryeri2.jpg 11.5 cm (4.5 in)
Big-mouth hap Tyrannochromis macrostoma 38 cm (15 in)
Lake Tanganyika cichlids
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
Calvus Altolamprologus calvus Altolamprologus calvus - Perlhuhn-Buntbarsch.jpg 14 cm (5.5 in)
Compressiceps Altolamprologus compressiceps Altolamprologus compressiceps - Karlsruhe Zoo 01.jpg 12 cm (4.7 in)
Benthochromis tricoti Benthochromis tricoti.jpg 16.5 cm (6.5 in)
Boulengerochromis microlepis DKoehl Boulengerochromis microlepis.jpg 90 cm (35 in)
Callochromis pleurospilus 10 cm (3.9 in)
Chalinochromis brichardi Chalinochromis Brichardi pair.jpg 12 cm (4.7 in)
Cyathopharynx furcifer Cyathopharynx.JPG 21 cm (8.3 in)
Frontosa cichild Cyphotilapia frontosa Cyphotilapia frontosa by Ark.jpg 40 cm (16 in)
Frontosa cichild Cyphotilapia gibberosa Cyphotilapia gibberosa - GRB.jpg 40 cm (16 in)
Herring cichlid, sardine cichlid Cyprichromis leptosoma Cyprichromis leptosoma.jpg 11 cm (4.3 in)
Descamp's strange-tooth cichlid Ectodus descampsii Ectodus descampsii.jpg 10.5 cm (4.1 in)
Brown julie Julidochromis dickfeldi Julidochromis dickfeldi.jpg 11 cm (4.3 in)
Marlier's julie Julidochromis marlieri Schachbrett-Schlankcichlide.jpg 15 cm (5.9 in) fem / 10 cm (3.9 in) male
Golden julie Julidochromis ornatus Julidochromis ornatus in Ouwehands Dierenpark.jpg 8.5 cm (3.3 in)
Convict julie Julidochromis regani Julidochromis regani adult.jpg 15 cm (5.9 in) fem / 10 cm (3.9 in) male
Masked julie Julidochromis transcriptus J gombe1.jpg 10 cm (3.9 in)
Lamprologus ocellatus Lamprologus ocellatus.jpg 6 cm (2.4 in)
Lamprologus signatus 5.5 cm (2.2 in)
Neolamprologus brevis Neolamprologus brevis sunspot 2049.jpg 6 cm (2.4 in)
Lyretail cichlid, fairy cichlid Neolamprologus brichardi Neolamprologus brichardi.jpg 10 cm (3.9 in)
Lemon cichlid Neolamprologus leleupi Neolamprologus leleupi 2.jpg 11.5 cm (4.5 in)
Neolamprologus multifasciatus Neolamprologus multifasciatus 2.jpg 3.8 cm (1.5 in)
Neolamprologus similis Neolamprologus similis 2060.jpg 3.8 cm (1.5 in)A small shell-dwelling cichlid from Lake Tanganyika. Very similar to N. multifsciatus but similis has striping from the body continue to the head
Five-barred lamprologus Neolamprologus tretocephalus Neolamprologus tretocephalus.jpg 15 cm (5.9 in)
Featherfin Ophthalmotilapia ventralis 15 cm (5.9 in)
Petrochromis trewavasae 20 cm (7.9 in)
Simochromis pleurospilus 10 cm (3.9 in)
Tropheus duboisi Tropheus duboisi.jpg 13 cm (5.1 in)
Tropheus moorii TropheusspRed200.jpg 14 cm (5.5 in)
Tropheus polli Tropheus polli.jpg 14 cm (5.5 in)
Variabilichromis moorii Variabilichromis moorii en aquarium..jpg 10 cm (3.9 in)
Yellow sand cichlid Xenotilapia flavipinnis Xenotilapia flavipinnis by DaijuAzuma.jpg 9 cm (3.5 in)
Lake Victoria cichlids
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
Allauad's haplo Astatoreochromis alluaudi Astatoreochromis-alluaudi-LakeRweru-GB.jpg 19 cm (7.5 in)
Haplochromis aeneocolor Haplochromis aeneocolor.jpg 7.5 cm (3.0 in)
Zebra obliquidens Haplochromis latifasciatus Astatotilapia latifasciata.png 11 cm (4.3 in)
Flameback Haplochromis nyererei Pundamilia (Haplochromis) nyererei male.jpg 8 cm (3.1 in)
Haplochromis thereuterion 8 cm (3.1 in)
Hippo Point Salmon Ptyochromis sp. "Hippo Point Salmon" 14 cm (5.5 in)
Miscellaneous African cichlids (non-Rift Lake)
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
African butterfly cichlid Anomalochromis thomasi Anomalochromis thomasi 2.jpg 5 cm (2.0 in)
Dwarf Egyptian mouthbrooder Pseudocrenilabrus multicolor Egyptian Mouthbrooder (male).jpg 8 cm (3.1 in)
Guenther's mouthbrooder Chromidotilapia guentheri Chromidotilapia guntheri Bama BF cpl fry2.jpg 10 cm (3.9 in)
Jewel cichlid, two-spotted jewel cichlid Rubricatochromis bimaculatus Hemichromis bimaculatus1.jpg 14 cm (5.5 in)
Lifalili jewel cichlid, blood-red jewel cichlid Rubricatochromis lifalili Cichlidae - Hemichromis lifalili.JPG 8 cm (3.1 in)
Ocellated kribensis Pelvicachromis subocellatus 5 cm (2.0 in)
Rainbow krib Pelvicachromis pulcher Pelvicachromis pulcher (male) 02.jpg 11 cm (4.3 in)
Striped kribensis Pelvicachromis taeniatus Pelvicachromis taeniatus.JPG 7 cm (2.8 in)
Yellow kribensis Wallaceochromis humilis 12.5 cm (4.9 in)
Lionhead cichlid Steatocranus casuarius Steatocranus casuarius.jpg 10 cm (3.9 in)
Nanochromis parilus 4.5 cm (1.8 in)
Central American cichlids
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
Bay snook Petenia splendida Cichlidae - Petenia splendida .JPG 50 cm (20 in)
Blackbelt cichlid Vieja maculicauda Vieja maculicauda.jpg 25 cm (9.8 in)
Convict cichlid Amatitlania nigrofasciata Convicts Cichlids.jpg 10 cm (3.9 in)
Amatitlania myrnae 8 cm (3.1 in)
Firemouth cichlid Thorichthys meeki Feuermaulbuntbarsch.jpg 17 cm (6.7 in)
Jack Dempsey cichlid Rocio octofasciata Cichlasoma octofasciata.jpg 25 cm (9.8 in)
Jaguar cichlid, managuense cichlid Parachromis managuensis Parachromis managuensis 2012 G1.jpg 55 cm (22 in)
Mayan cichlid Mayaheros urophthalmus Mayaheros urophthalmus 261444461.jpg 39.5 cm (15.6 in)
Midas cichlid Amphilophus citrinellus Dahlholzli - Zitronen Buntbarsch 3.jpg 24.5 cm (9.6 in)commonly confused with red devil cichlids, but it is an entirely different species [43]
Nicaraguan cichlid, moga Hypsophrys nicaraguensis Cichlidae Hypsophrys nicaraguensis 1.jpg 20 cm (7.9 in)
Poor man's tropheus Neetroplus nematopus Neetroplus nematopus.png 14 cm (5.5 in)
Rainbow cichlid Herotilapia multispinosa Herotilapia multispinosa.jpg 17 cm (6.7 in)
Red terror, guayas cichlid Mesoheros festae Red Terror Festae Chiclid.jpg 25 cm (9.8 in)
Salvin's cichlid Trichromis salvini Salvini4a.jpg 22 cm (8.7 in)
Texas cichlid, Rio Grande cichlid Herichthys cyanoguttatus Herichthys cyanoguttatum (Rio Grande Cichlid).jpg 30 cm (12 in)
T-bar cichlid Amatitlania sajica Amatitlania sajica.jpg 9 cm (3.5 in)
Wolf cichlid Parachromis dovii Parachromis dovii guapote.JPG 72 cm (28 in)
Yellowjacket cichlid Parachromis friedrichsthalii Yellowjacket Cichlids (Parachromis friedrichsthalii) - Carwash Cenote QR.jpg 28 cm (11 in)
False yellowjacket cichlid Parachromis motaguensis 30 cm (12 in)
South American cichlids
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
Blue acara Andinoacara pulcher Aequidens pulcher.jpg 16 cm (6.3 in)
Thread-finned acara Acarichthys heckelii Acarichthys heckeli.JPG 19.5 cm (7.7 in)
Angelfish Pterophyllum scalare Freshwater angelfish biodome.jpg 15 cm (5.9 in)In an enclosed tank habitat, the fish's territorial, aggressive nature is heightened, so don't house angelfish with shy species that are intimidated by pushy, boisterous fish. [44] 75–82 °F (25–28 °C) [44] 6.8 – 7 [44]
Altum angelfish Pterophyllum altum Pterophyllum altum.jpg 18 cm (7.1 in)
Spotted angelfish Pterophyllum leopoldi Pterophyllum leopoldi.jpg 10 cm (3.9 in)
Chocolate cichlid Hypselecara temporalis Hypselecara temporalis.jpg 15 cm (5.9 in)
Common discus, red discus Symphysodon discus Discus heckel.jpg 12 cm (4.7 in)
Blue discus, green discus Symphysodon aequifasciatus Blue Discus.jpg 14 cm (5.5 in)
Eartheater cichlid Geophagus altifrons Cichlidae - Geophagus altifrons.JPG 26.5 cm (10.4 in)
Demon eartheater Satanoperca jurupari Satanoperca--jurupari.jpg 17 cm (6.7 in)
Threespot eartheater Satanoperca daemon 20 cm (7.9 in)
Flag cichlid Mesonauta festivus Mesonauta festivus.jpg 12 cm (4.7 in)
Greenstreaked eartheater, cupid cichlid Biotodoma cupido Biotodoma cupido.png 12 cm (4.7 in)
Green terror Andinoacara rivulatus Aequidens rivulatus.jpg 20 cm (7.9 in)
Oscar Astronotus ocellatus Astronotus ocellatus - side (aka).jpg 45 cm (18 in)Many people that purchase these fish do not realize that the fish could grow to a foot long (30 cm) within a year. Due to their fast growth rate and large size as an adult, they are often kept in aquariums that are too small for them. [45] 72-80 °F (22-27 °C) [45] 6.0-7.5 [45]
Butterfly peacock bass Cichla ocellaris Cichla ocellaris Dvur zoo 1.jpg 74 cm (29 in)
Orinoco peacock bass Cichla orinocensis Cichla orinocensis 203639774.jpg 62 cm (24 in)
Speckled peacock bass, speckled pavon Cichla temensis Cichla temensis.jpg 100 cm (39 in)
Pearl cichlid Geophagus brasiliensis Geophagus brasiliensis.jpg 28 cm (11 in)
Severum Heros efasciatus Heros severus.JPG 17 cm (6.7 in)
Uaru, waroo Uaru amphiacanthoides Uaru.jpg 25 cm (9.8 in)Also known as the Triangle Cichlid.
Zebra Pike Cichlid Crenicichla zebrina Crenicichla.jpg 26.5 cm (10.4 in)
Dwarf cichlids (apistogrammas, rams and others)
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
Agassiz's dwarf cichlid Apistogramma agassizii Apistogramma Agassizii.jpg 4 cm (1.6 in)
Umbrella cichlid Apistogramma borellii Apistogramma borellii.jpg 4 cm (1.6 in)
Cockatoo cichlid Apistogramma cacatuoides Cacatuoides.JPG 5 cm (2.0 in)
Apistogramma nijsseni Apistogramma nijsseni (f).jpg 4 cm (1.6 in)24-28 °C5.0-6.50-72 ppm
Three-striped dwarf ichlid Apistogramma trifasciata Apistogramma trifasciata.jpg 4 cm (1.6 in)
Two-striped dwarf cichlid, banded dwarf cichlid Apistogramma bitaeniata Apistogramma bitaeniata.jpg 7.5 cm (3.0 in)
Keyhole cichlid Cleithracara maronii Akara z Maroni.jpg 7 cm (2.8 in)
Lyretail checkerboard cichlid, chessboard cichlid Dicrossus filamentosus Dicrossus filamentosus male.png 4 cm (1.6 in)
Zebra acara Ivanacara adoketa Ivanacara adoketa5265.jpg 5 cm (2.0 in)
Dwarf flag cichlid Laetacara curviceps Laetacara curviceps.jpg 4.5 cm (1.8 in)
Blue ram,

German ram, ram cichlid German blue ram

Mikrogeophagus ramirezi Mikrogeophagus ramirezi male.jpg 3.5 cm (1.4 in) [46] These small and colorful fish require precise water parameters, and if you don't meet those parameters, your fish could be severely impacted. [46] 10 U.S. gal (38 L) [46] 78 - 85 F (25.5 - 29.4 C) [46] 6.0 – 7.5 [46]
Bolivian ram Mikrogeophagus altispinosus Male altispinosa dwarf cichlid (3229597033).jpg 5.5 cm (2.2 in)
Goldeneye cichlid Nannacara anomala Nannacara anomala, male1.jpg 6 cm (2.4 in)
Other cichlids
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
Canara pearlspot Etroplus canarensis Etroplus canarensis.jpg 11.5 cm (4.5 in)
Green chromide Etroplus suratensis Etroplus suratensis.jpg 40 cm (16 in)
Orange chromide Pseudetroplus maculatus Etroplus Maculatus.JPG 9.5 cm (3.7 in)
Pinstripe damba Paretroplus menarambo Cichlidae - Paretroplus menarambo.JPG 17 cm (6.7 in)
Blood parrot cichlid (Amphilophus citrinellus × Vieja melanurus) BloodParrot.jpg Not considered a separate species of cichlid but a hybrid. [47]
Flowerhorn cichlid Cichlasoma sp. Flowerhorn.jpg 25 cm (9.8 in)Not considered a separate species of cichlid but a hybrid. [47]

Cyprinids

Barbs
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
African banded barb Enteromius fasciolatus Barbus fasciolatus.jpg 6 cm (2.4 in)
African butterfly barb Enteromius hulstaerti 3.5 cm (1.4 in)
Jae barb Enteromius jae Cameroon2011 10 (1) (6857664596).jpg 4 cm (1.6 in)
Arulius barb Dawkinsia arulius Dawkinsia arulius -Marcus Knight.jpg 12 cm (4.7 in)66 °F to 77 °F (19°-25 °C)6 – 8
Bigspot barb, Duncker's barb Barbodes dunckeri Clownbarbe 2.jpg 13 cm (5.1 in)72 - 85 °F (22 - 29 °C)6 - 7
Black ruby barb Pethia nigrofasciatus Black Ruby Barb 700.jpg 6.5 cm (2.6 in)
Cherry barb Puntius titteya Male Cherry Barb 700.jpg 4.8 cm (1.9 in)
Denison's barb, red line torpedo barb Sahyadria denisonii Puntius denisonii 1.jpg 15 cm (5.9 in)
Drape fin barb Oreichthys crenuchoides Oreichthys.jpg 4.5 cm (1.8 in)
Gold barb Barbodes semifasciolatus Brokat.jpg 8 cm (3.1 in)
Golden barb Pethia gelius Pethia gelius hi res.jpg 5 cm (2.0 in)
Odessa barb Pethia padamya Pethia padamya - male - AquaPorteDoree 01.JPG 8 cm (3.1 in)
Melon barb Haludaria fasciata Pandabarben.jpg 15 cm (5.9 in)
Mascara Barb Dawkinsia assimilis Puntius assimilis.png 12 cm (4.7 in)66 °F to 77 °F (19°-25 °C)6 – 8
Dawkinsia rohani D rohani- Rahul Gautam.jpg 12 cm (4.7 in)66 °F to 77 °F (19°-25 °C)6 – 8
Dawkinsia tambraparniei Dawkinsia Tambraparanei.jpg 12 cm (4.7 in)66 °F to 77 °F (19°-25 °C)6 – 8
Narayan barb Pethia setnai 6 cm (2.4 in)
Rosy barb Pethia conchonius Puntius conchonius.jpg 13 cm (5.1 in)
Sawbwa barb Sawbwa resplendens Sawbwa resplendens.jpg 3 cm (1.2 in)
Tic-tac-toe barb Pethia stoliczkana PuntiusStoliczkanus.jpg 5 cm (2.0 in)
Spanner barb, t-barb Barbodes lateristriga Puntius lateristriga.jpg 20 cm (7.9 in)
Fiveband barb, pentazona barb Desmopuntius hexazona Desmopuntius hexazona.jpg 5 cm (2.0 in)
Snakeskin barb Desmopuntius rhomboocellatus Puntius rhomboocellatus.jpg 5 cm (2.0 in)
Eirmotus octozona 3.6 cm (1.4 in)
Checker barb Oliotius oligolepis Puntius oligolepis.jpg 5 cm (2.0 in)
Tiger barb, sumatra barb Puntigrus tetrazona Tigerbarbe Puntius tetrazona.jpg 7.5 cm (3.0 in)Keep in shoals of 8 or 10 to prevent aggression [48]
Other cyprinids
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
Tinfoil barb Barbonymus schwanenfeldii Tinfoil barbs 01.jpg 36 cm (14 in)
Giant sword minnow Macrochirichthys macrochirus Macrochirichthys macrochirus.jpg 100 cm (39 in)
Hampala barb Hampala macrolepidota Hampal macrol 101016-7858 mp.JPG 70 cm (28 in)
Mad barb Leptobarbus hoevenii Juvenile Leptobarbus hoevenii.jpg 100 cm (39 in)
Bala shark Balantiocheilus melanopterus Balantiocheilos melanopterus.JPG 40 cm (16 in)Grows large, needs lots of swimming room and is a schooling fish so a 125-gallon would be good for 3-4 [49]
Black shark Labeo chrysophekadion Black Sharkminnow (Labeo chrysophekadion) (8683050709).jpg 90 cm (35 in)
Apollo Shark Luciosoma setigerum Luciosoma setigerum.jpg 22 cm (8.7 in)
Siamese algae eater, fringe barb Crossocheilus langei Crossocheilus siamensis.jpg 16 cm (6.3 in)Many other fish in the order Cypriniformes are also sold under this name. Very likely to jump out of the aquarium especially after reaching adult size. Very useful for getting rid of algae when it is young but prefer fish food upon reaching adulthood. [50]
Cyclocheilichthys janthochir 20 cm (7.9 in)
Flying fox (fish) Epalzeorhynchos kalopterus Epalzeorhynchos kalopterus.jpg 16 cm (6.3 in)
Red-tailed black shark Epalzeorhynchos bicolor Epalzeorhynchos bicolor2.jpg 13 cm (5.1 in)
Rainbow shark Epalzeorhynchos frenatum Fransenlipper.JPG 15 cm (5.9 in)
Cambodian log sucker, false Siamese algae eater Ceratogarra cambodgiensis Crossocheilus siamensis pl.jpg 24 cm (9.4 in)
Jullien's golden carp Probarbus jullieni Probarbus jullieni.jpg 150 cm (59 in)
Panda garra Garra flavatra Panda Garra.jpg 6 cm (2.4 in)
Chinese algae eater Gyrinocheilus aymonieri Gyrinocheilus (Chinese Algae Eater) in Aquarium.jpg 28 cm (11 in)This species may be sold under a variety of common names, including Siamese algae eater, Chinese algae eater, golden algae eater, or sucking loach. A gold colored form also exists.
Rasboras
Common name Scientific name ImageSizeTank sizeTank sizeTemperature rangepH rangeWater Hardness
Harlequin rasbora Trigonostigma heteromorpha Trigonostigma heteromorpha1.jpg 5 cm (2.0 in)Also known as Harlequin tetra or Harlequin barb.
Glowlight rasbora Trigonostigma hengeli Trigonostigma hengeli.jpg 5 cm (2.0 in)
Red-striped rasbora Trigonopoma pauciperforata Trigonopoma pauciperforatum female.png 7.5 cm (3.0 in)22–29 °C (72–84 °F)
Trigonopoma gracile LK-chiwaethbth`ng11.jpg 5.5 cm (2.2 in)22–29 °C (72–84 °F)
Chili rasbora Boraras brigittae Boraras brigittae.jpg 2 cm (0.79 in)Should be kept in acidic water which can be difficult to maintain for most beginners in the aquarium hobby. [51] 5 U.S. gallons (19 L) [51] 20–28 °C (68–82 °F) [51] 5-6 [51]
Dwarf rasbora Boraras maculatus Boraras Maculata.jpg 2.5 cm (0.98 in)
Phoenix rasbora Boraras merah Boraras merah4.png 2 cm (0.79 in)
Eyespot rasbora Brevibora dorsiocellata Rasbora dorsiocellata.jpg 3.5 cm (1.4 in)
Kottelatia brittani Kottelatia brittani.jpg 6 cm (2.4 in)
Rasbora cephalotaenia Rasbora cephalotaenia 154143217.jpg 13 cm (5.1 in)
Brilliant rasbora Rasbora einthovenii Rasbora einthovenii.jpg 9 cm (3.5 in)
Clown rasbora Rasbora kalochroma Rasbora kalochroma.jpg 10 cm (3.9 in)
Rasbora patrickyapi 6 cm (2.4 in)
Scissortail rasbora Rasbora trilineata Rasbora trilineata.jpg 15 cm (5.9 in)
Volcano rasbora Rasbora vulcanus Rasbora vulcanus pair.png 5 cm (2.0 in)
Microdevario kubotai Microdevario kubotai-hires.jpg 2 cm (0.79 in)
Blackline rasbora, red-tailed rasbora Rasbora borapetensis LK-chiwhaangaedng3.jpg 10 cm (3.9 in)
Espei rasbora Trigonostigma espei Trigonostigma espei 2023.jpg 5 cm (2.0 in)
Fire rasbora Rasboroides vaterifloris Rasboroides vaterifloris.jpg 4 cm (1.6 in)
Least rasbora Boraras urophthalmoides Boraras uraphthalmoides Thai.jpg 1.6 cm (0.63 in)
Danios and other danionins
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
Sundadanio axelrodi Sundadanio cf. axelrodi.jpg 2 cm (0.79 in)
Pearl danio Danio albolineatus Danio albolineatus.jpg 6.5 cm (2.6 in)subspecies:blue-redstripe danio, Kedah danio
Barred danio Devario pathirana Devario pathirana.jpg 6 cm (2.4 in)
Celestial Pearl danio Danio margaritatus Danio margaritatus (zoom) 2.jpg 2 cm (0.79 in)
Emerald dwarf danio Danio erythromicron D.erythromicron crop.jpg 2 cm (0.79 in)
Fireline devario Devario sondhii 4.5 cm (1.8 in)
Giant danio Devario aequipinnatus Devario aequipinnatus.JPG 15 cm (5.9 in)
Devario auropurpureus Devario auropurpureus.jpg 8 cm (3.1 in)
Glowlight danio Danio choprae Glowlight Danio - Danio Choprae.JPG 4 cm (1.6 in)
Gold-ring danio Danio tinwini Danio tinwini sparring males.jpg 2 cm (0.79 in)
Malabar danio Devario malabaricus Danio sp.jpg 11.5–14 cm (4.5–5.5 in)
Ocelot danio Danio kyathit Danio kyathit.jpg 6 cm (2.4 in)
Spotted danio Danio nigrofasciatus Danio nigrofasciatus.jpg 4 cm (1.6 in)
Turquoise danio Danio kerri Danio kerri.jpg 5 cm (2.0 in)
Zebra danio Danio rerio Zebrafisch.jpg 5 cm (2.0 in)
Barilius ardens Barillius Chemberi Kannur.jpg 10 cm (3.9 in)
Opsarius pulchellus OP2.jpg 11 cm (4.3 in)
Cold-water cyprinids
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
Goldfish Carassius auratus Goldfish3.jpg 15+ cm (6+ in)variations: Black Moor, Bubble Eye, Butterfly Tail, Calico, Celestial Eye, Comet, Common, Fantail, Lionchu, Lionhead, Oranda, Panda Moor, Pearlscale, Pompom, Ranchu, Ryukin, Shubunkin, Telescope eye, Veiltail.
Koi, common carp Cyprinus carpio Ojiya Nishikigoi no Sato ac (3).jpg 30+ cm (12+ in)
White Cloud Mountain minnow Tanichthys albonubes White Cloud Mountain Minnow 1.jpg 3.8 cm (1.5 in)
Red shiner Cyprinella lutrensis Red shiner.JPG 9 cm (3.5 in)
Rainbow shiner Notropis chrosomus Notropis chrosomus - Wilhelma 01.jpg 8 cm (3.1 in)
Chinese high fin banded shark Myxocyprinus asiaticus Myxocyprinus asiaticus by OpenCage.jpg 60 cm (24 in)

Loaches

Loaches
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH range
Borneo hillstream loach Gastromyzon ctenocephalus Gastromyzon ctenocephalus1.jpg 4.5 cm (1.8 in)Eats mainly algae. High oxygen level and water quality are greatly appreciated in addition to a strong current (but not needed as many sources claim) [52] 10 U.S. gal (38 L) [53] 18–25 °C (64–77 °F) [53] 6.5 – 8.0 pH [53]
Borneo hillstream loach Gastromyzon zebrinus 6 cm (2.4 in)See above [52] 10 U.S. gal (38 L) [53] 18–25 °C (64–77 °F) [53] 6.5 – 8.0 pH [53]
Clown loach Chromobotia macracanthus 2015-09-13-223-Tiger-loach.jpg 30.5 cm (12.0 in)
Green tiger loach Syncrossus hymenophysa 21 cm (8.3 in)
Fire-eyed loach Barbucca diabolica 2.5 cm (0.98 in)
Fork-tailed loach Vaillantella maassi 12.5 cm (4.9 in)
Horseface loach Acantopsis dialuzona Acantopsis choirorhynchos.JPG 20 cm (7.9 in)
Pangio anguillaris 12 cm (4.7 in)
Pangio cuneovirgata 6 cm (2.4 in)
Java loach Pangio oblonga Pangio oblonga acquarium.jpg 8 cm (3.1 in)6.2 to 7.0
Pangio shelfordii 8 cm (3.1 in)
Kuhli loach, coolie loach Pangio semicincta Kuhli loaches.jpg 10 cm (3.9 in)The natural habitat of the kuhli loach is the sandy beds of slow-moving rivers and clean mountain streams. They are a social fish and are typically found in small clusters (they are not schooling fish but enjoy the company of their species), but are cautious and nocturnal by nature and swim near the bottom where they feed around obstacles. Kuhli loaches are scavengers, so they will eat anything that reaches the bottom.[ citation needed ]75–86 °F (24–30 °C)5.5 – 6.5
Saddle-back Loach Homaloptera orthogoniata Saddled loach.jpg 13 cm (5.1 in)The Saddleback Loach will thrive in an aquarium with a good amount of water flow and aeration, considerable amounts of hiding places formed by rocks or driftwood and smooth pebbles and stones to graze on. [54] 68 - 78 F (20 - 25.6 C) [54] 6 - 7.5 [54]
Dwarf botia Ambastaia sidthimunki Schachbrettschmerle.jpg 5.5 cm (2.2 in)Formerly named Botia sidthimunki.
Bengal loach Botia dario Botia dario.jpg 15 cm (5.9 in)Also known as the Queen loach.
Botia histrionica Botia histrionica.jpg 12 cm (4.7 in)
Gangetic loach Botia rostrata 25 cm (9.8 in)
Polka-Dot Loach Botia kubotai Botia kubotai2.jpg 12 cm (4.7 in)
Yoyo loach Botia almorhae Yoyo Loach.jpg 15 cm (5.9 in)
Zebra loach Botia striata Botia striata.jpg 9 cm (3.5 in)
Redtail loach Yasuhikotakia modesta Yasuhikotakia modesta.jpg 25 cm (9.8 in)
Skunk loach Yasuhikotakia morleti Yasuhikotakia morleti.jpg 10 cm (3.9 in)Formerly named Botia morleti
Yasuhikotakia splendida 10 cm (3.9 in)
Banded tiger loach Syncrossus helodes Syncrossus helodes.jpg 30 cm (12 in)
Redfin tiger loach Syncrossus berdmorei Syncrossus berdmorei.jpg 15 cm (5.9 in)
Golden zebra loach Sinibotia pulchra 10 cm (3.9 in)
Imperial flower loach Leptobotia elongata 50 cm (20 in)
Butterfly hillstream loach Beaufortia kweichowensis Beaufortia kweichowensis.jpg 8 cm (3.1 in)Eats mainly algae. High oxygen level and water quality are greatly appreciated in addition to a strong current (but not needed as many sources claim) [52]
Panda loach Yaoshania pachychilus 6 cm (2.4 in)
Tiger hillstream loach Sewellia lineolata Hillstream Loach.JPG 6 cm (2.4 in)Eats mainly algae. High oxygen level and water quality are greatly appreciated in addition to a strong current (but not needed as many sources claim) [52]
Rosy loach Physoschistura mango 3 cm (1.2 in)
Sumo loach Schistura balteata Schistura balteata.jpg 8 cm (3.1 in)
Zodiac loach Mesonoemacheilus triangularis 6 cm (2.4 in)
Serpenticobitis octozona Serpenticobitis cingulata.jpg 5.5 cm (2.2 in)
Weather Loach [55] Misgurnus anguillicaudatus [56] 30 centimetres (12 in)Sensitive to changes in barometric pressure [57]

Live-bearers

Guppies and mollies
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
Guppy

Fancy Guppy

Poecilia reticulata Guppy red male.jpg 5 cm (2.0 in)Many color and tail pattern varieties exist. They generally need a ratio of 1 male to 2 females or more. All guppies and mollies are hardy fish that tolerate lower oxygen levels and temperatures than most aquarium fish, give birth to live young, and readily breed in home tanks. [58] can live in full sea water [59] 66 °F - 84 °F (19 °C - 29 °C)7 - 8
Endler's livebearer Poecilia wingei Poecilia reticulata 01.jpg 3.8 cm (1.5 in)
Black molly Poecilia sphenops Black molly1.JPG 10 cm (3.9 in)Can live in full sea water [59]
Sailfin molly Poecilia latipinna Poecilia latipinna 170400954.jpg 10 cm (3.9 in)Gold and silver varieties commonly found; also thrive in brackish water/ full sea water [59]
Yucatán molly, giant sailfin molly Poecilia velifera Poecilia velifera 46761207.jpg 15 cm (5.9 in)
Dalmatian mollyhybrid DalmationMolly.jpg 5 cm (2.0 in)The dalmatian molly is a hybrid color variation that can be generated by crossing some species of Poecilia , like P. sphenops and P. latipinna . The variety "Dalmatian" is spotted alike to a Dalmatian dog. Can live in full sea water [59]
Lyretail Mollyhybrid LyretailMolly.jpg 5 cm (2.0 in)Lyretail Mollies are available in all of these species, can be cross bred with any species of Molly. Can live in full sea water [59]
Platies and swordtails
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
Southern platy Xiphophorus maculatus Xiphophorus maculatus.jpg 6 cm (2.4 in)
Variable platy Xiphophorus variatus Papagaienplaty.jpg 6 cm (2.4 in)
Green swordtail Xiphophorus hellerii Xiphophorus helleri 03.jpg 14 cm (5.5 in)
Montezuma swordtail Xiphophorus montezumae Xiphophorus montezumae - AquaPorteDoree 07.JPG 5.5 cm (2.2 in)
Other livebearers
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
Largescale four-eyed fish Anableps anableps Anableps anableps qtl1.jpg 30 cm (12 in)
Pike topminnow Belonesox belizanus Belonesox belizanus Aquarium tropical du Palais de la Porte Doree 10 04 2016.jpg 6 cm (2.4 in)
Redtail splitfin Xenotoca eiseni Xenotoca eiseni San Marcos Male.png 6 cm (2.4 in)
Cuban lima Limia vittata Limia vittata.jpg 8 cm (3.1 in)
Knife livebearer Alfaro cultratus Alfaro cultratus.jpg 7.5 cm (3.0 in)
Least killifish Heterandria formosa Dwarf Livebearer or Least Killifish (Heterandria formosa).jpg 3.5 cm (1.4 in)
Metallic livebearer Girardinus metallicus Girardinus metallicus (metal girardinus).jpg 5 cm (2.0 in)
Dwarf merry widow Phallichthys tico Phallichthys tico (1).jpg 2.5 cm (0.98 in)
Tanganyika killifish Lamprichthys tanganicanus Lamprichthys tanganicanus.JPG 15 cm (5.9 in)
Norman's lampeye Poropanchax normani Aplocheilichthys normani 3.jpg 4.5 cm (1.8 in)
Large finned lampeye Procatopus nototaenia 6 cm (2.4 in)20-25 °C [60]
Variable lampeye Procatopus similis 6 cm (2.4 in)
Celebes halfbeak Nomorhamphus liemi Nomorhamphus liemi liemi (Wroclaw zoo)-2.JPG 8 cm (3.1 in)
Wrestling halfbeak Dermogenys pusilla Dermogenys pusilla.jpg 7.5 cm (3.0 in) [61] Wrestling Halfbeaks are best kept in groups, composed of either a single male with several females, or, in more spacious quarters with ample visual barriers, larger mixed groups containing at least six males.75-82 F (24-28 C) [61] 7 - 8 [61]
Forest halfbeak Hemirhamphodon pogonognathus Hemirhamphodon pogonognathus02.jpg 10 cm (3.9 in)
Hemirhamphodon tengah 3.5 cm (1.4 in)

Killifish

African killifishes
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
Broken-line killifish Aphyosemion ogoense Aphyosemion ogoense.png 5 cm (2.0 in)
Gabon killifish Aphyosemion gabunense 5 cm (2.0 in)
Gabon jewelfish Aphyosemion cyanostictum 6.5 cm (2.6 in)
Lyretail panchax Aphyosemion australe Aphyosemion australe gold.png 6 cm (2.4 in)
Red-striped killifish Aphyosemion striatum Aphyosemion striatum pair.jpg 6 cm (2.4 in)
Two-striped killifish Aphyosemion bitaeniatum 5 cm (2.0 in)
Twostripe lyretail Aphyosemion bivittatum Chromaphyosemion bivittatum.png 5 cm (2.0 in)
Blue lyretail Fundulopanchax gardneri Fundulopanchax gardneri.png 5 cm (2.0 in)
Blue gularis Fundulopanchax sjostedti Fundulopanchax sjostedti 'Red dwarf'.jpg 13 cm (5.1 in)
Fundulopanchax scheeli Fundulopanchax scheeli.png 6 cm (2.4 in)
Clown Killifish, rocket killifish Epiplatys annulatus Epiplaty annulatus - Panchax a bandes.jpg 3.5 cm (1.4 in)50 L (13 U.S. gal)25–27 °C (77–81 °F)6 - 7 pH
Redchin panchax Epiplatys dageti Kabrozubka dagetova - epiplatys dageti.jpg 6 cm (2.4 in)
Bluefin Notho, Rachow's Notho, Rainbow Notho Nothobranchius rachovii Rachovii.jpg 6 cm (2.4 in)
Redtail notho Nothobranchius guentheri 3.5 cm (1.4 in)
Nothobranchius eggersi Nothobranchius eggersi.png 5 cm (2.0 in)
Nothobranchius korthausae Nothobranchius korthausae male.png 5 cm (2.0 in)
Nothobranchius palmqvisti Nothobranchius palmqvisti.jpg 5 cm (2.0 in)
Other killifishes
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
Blue panchax Aplocheilus armatus Aplocheilus panchax.jpeg 9 cm (3.5 in)
Ceylon killifish Aplocheilus dayi 9 cm (3.5 in)
Striped panchax, Golden Wonder Aplocheilus lineatus Hechtlinge.jpg 10 cm (3.9 in)
Madagascar panchax Pachypanchax sakaramyi Pasak m0.jpg 9 cm (3.5 in)
Playfair's panchax Pachypanchax playfairii Pachypanchax playfairii SEY 05, La Digue.jpg 10 cm (3.9 in)
Powder-blue Panchax Pachypanchax omalonotus Pachypanchax omalonotus 01.jpg 9 cm (3.5 in)
American flagfish Jordanella floridae Jordanella floridae.jpg 6 cm (2.4 in)Native to SE United States
Arabian toothcarp Aphaniops dispar Aphaniops dispar.jpg 7 cm (2.8 in)
Argentine pearl Austrolebias nigripinnis Austrolebias nigripinnis992.jpg 7 cm (2.8 in)
Laimosemion xiphidius Laimosemion xiphidius.jpg 5.5 cm (2.2 in)
Lyrefin pearlfish Simpsonichthys boitonei O pira-brasilia, peixe que so existe na capital federal, esta ameacado de extincao (16979350317).jpg 4.5 cm (1.8 in)
Saberfin killie Terranatos dolichopterus 4 cm (1.6 in)
Medaka Oryzias latipes Kitano Medaka Male by Hino, Tokyo.jpg 4 cm (1.6 in)
Javanese ricefish Oryzias javanicus Oryzias javanicus 3.jpg 3.5 cm (1.4 in)
Daisy's Ricefish Oryzias woworae Oryzias woworae.jpg 2.5–3 cm (0.98–1.18 in)

Labyrinth fish

Gourami
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
Ceylonese combtail Belontia signata Belontia signata - Wilhelma 01.jpg 18 cm (7.1 in)
Siamese fighting fish (sometimes Betta, esp. US) Betta splendens Kampffisch betta splendenscele4.jpg 7.5 cm (3.0 in)Betta is the name of the genus that includes more than 60 species other than the Siamese fighting fish.5 gal [62] 72–82 °F (22–28 °C) [62] 6.5-7.5 [62]
Emerald betta Betta smaragdina Betta smaragdina pair1.jpg 7 cm (2.8 in)
Spotfin betta Betta macrostoma 10 cm (3.9 in)
Frail gourami Ctenops nobilis 4 cm (1.6 in)
Black paradisefish Macropodus spechti Black-paradise-fish.jpg 8 cm (3.1 in)
Paradise fish Macropodus opercularis DV Paradise fish male 03.jpg 7.5 cm (3.0 in)
Round tail paradisefish Macropodus ocellatus Macropodus ocellatus 93522058.jpg 8.5 cm (3.3 in)
Ornate paradisefish Malpulutta kretseri Malpulutta kretseri.jpg 4 cm (1.6 in)
Eyespot gourami Parasphaerichthys ocellatus Parasphaerichthys ocellatus.png 5 cm (2.0 in)
Brown Spike-tailed paradisefish Pseudosphromenus dayi Pseudosphromenus dayi hi res.jpg 4 cm (1.6 in)
Honey gourami Trichogaster chuna Colisasota male.jpg 5.5 cm (2.2 in)
Dwarf gourami Trichogaster lalius Colisa lalia.jpg 5 cm (2.0 in)Suitable for small to mid-sized aquariums but cannot compete with more aggressive fish and males kept together may fight. Several color varieties available. Massive inbreeding has led to high rates of Dwarf gourami iridovirus (DGIV) in pet store fish. [63] 72 – 82 °F (22 – 27 °C) [64] 6 - 7.5 [64]
Thick-lipped gourami Trichogaster labiosa Colisa labiosa m.jpg 9 cm (3.5 in)
Moonlight gourami Trichopodus microlepis Trichogaster microlepis.jpg 15 cm (5.9 in)
Snakeskin gourami Trichopodus pectoralis Snakeskin gourami.jpg 20 cm (7.9 in)
Pygmy gourami, Sparkling gourami Trichopsis pumila Trichopsis pumila.jpg 3.8 cm (1.5 in)
Malay combtail Belontia hasselti Belont hasselt 100523-1755 sap.JPG 20 cm (7.9 in)
Betta albimarginata Betta albimarginata 060311 8.jpg 3 cm (1.2 in)
Betta brownorum 3 cm (1.2 in)
Betta burdigala Betta Burdigala.jpg 3.5 cm (1.4 in)
Betta channoides 3 cm (1.2 in)
Scarlet betta Betta coccina Betta coccina "Jambi-Sumatra".JPG 4 cm (1.6 in)
Betta foerschi 5 cm (2.0 in)
Betta hendra 4 cm (1.6 in)
Crescent betta Betta imbellis Betta imbellis (male) 20100512 2.jpg 6 cm (2.4 in)
Betta mandor 5 cm (2.0 in)
Betta miniopinna 3.5 cm (1.4 in)
Betta persephone Betta persephone 1.jpg 3.5 cm (1.4 in)
Toba betta Betta rubra 4 cm (1.6 in)
Betta rutilans 3.5 cm (1.4 in)
Betta uberis 3.5 cm (1.4 in)
Giant pikehead Luciocephalus pulcher Luciocephalus pulcher (Gray, 1830).jpg 20 cm (7.9 in)
Peppermint pikehead Luciocephalus aura 10 cm (3.9 in)
Parosphromenus anjunganensis 3 cm (1.2 in)
Parosphromenus bintan 3 cm (1.2 in)
Parosphromenus deissneri 3 cm (1.2 in)
Parosphromenus filamentosus 3 cm (1.2 in)
Parosphromenus linkei 3 cm (1.2 in)
Parosphromenus opallios 3 cm (1.2 in)
Parosphromenus ornaticauda 3 cm (1.2 in)
Parosphromenus phoenicurus Parosphromenus spec Langgam1.jpg 3 cm (1.2 in)
Parosphromenus quindecim 3 cm (1.2 in)
Chocolate gourami Sphaerichthys osphromenoides Sphaerichthys breeding.jpg 6 cm (2.4 in)
Crossband chocolate gourami Sphaerichthys selatanensis 4 cm (1.6 in)
Samurai gourami Sphaerichthys vaillanti Sphaerichthys vaillanti above Java moss.jpg 4 cm (1.6 in)
Pearl gourami Trichopodus leerii Fadenfisch mosaik mannlich.jpg 11.5 cm (4.5 in)
Three spot gourami Trichopodus trichopterus Fadenfisch blau mannlich (2010) 2.jpg 10 cm (3.9 in)
Croaking gourami Trichopsis vittata Trichopsis vittata LCK 8707.JPG 6.5 cm (2.6 in)
Giant gourami Osphronemus goramy Giant.gourami.arp.jpg 60 cm (24 in)
Other labyrinth fishes
Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
Kissing gourami Helostoma temminckii Helostoma temminkii 01.jpg 15 cm (5.9 in)
Climbing perch Anabas testudineus Pla mo-Thailand25.JPG 20 cm (7.9 in)
Leopard bush fish Ctenopoma acutirostre Ctenopoma acutirostre 1.JPG 15 cm (5.9 in)
Mottled ctenopoma Ctenopoma weeksii Ctenopoma acutirostre 2.JPG 12 cm (4.7 in)
Tailspot ctenopoma Ctenopoma kingsleyae Aquarium de la Porte Doree - Poisson 76 2.jpg 20 cm (7.9 in)
Ornate ctenopoma Microctenopoma ansorgii Microctenopoma ansorgii 1.jpg 5 cm (2.0 in)
Blue badis Badis badis Blauwe badis (man).jpg 7 cm (2.8 in)
Scarlet badis Dario dario Dario dario male.jpg 1.5 cm (0.59 in)
Black tiger dario Dario tigris Dario-sp-myanmar-1.webp 2.5 cm (0.98 in)
Bornean leaffish Nandus nebulosus Bornean leafish.jpg 12 cm (4.7 in)
Malayan leaffish Pristolepis fasciata Pristol fasci 100614-3518 awr.JPG 20 cm (7.9 in)
Forest snakehead Channa lucius Channa lucius 2.jpg 40 cm (16 in)Illegal to possess live in the USA without a permit [65]
Dwarf snakehead Channa gachua Channa gachua TH203 - W004.jpg 20 cm (7.9 in)Illegal to possess live in the USA without a permit [65]
Emperor snakehead Channa marulioides 65 cm (26 in)Illegal to possess live in the USA without a permit [65]
Giant snakehead Channa micropeltes Channa micropeltes,.jpg 130 cm (51 in)Illegal to possess live in the USA without a permit [65]
Ocellated snakehead Channa pleurophthalma Channidae - Channa pleurophthalma.JPG 35 cm (14 in)Illegal to possess live in the USA without a permit [65]
Orange-spotted snakehead Channa aurantimaculata Channa aurantimaculata- lateral.jpg 36 cm (14 in)
Barca snakehead Channa barca 105 cm (41 in)
Rainbow snakehead Channa bleheri Channa bleheri.jpg 14.5 cm (5.7 in)
African snakehead Parachanna obscura Parachanna obscura - Aqua Porte Doree 11.JPG 50 cm (20 in)Illegal to possess live in the USA without a permit [65]

Rainbowfish

Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
Bleher's rainbowfish Chilatherina bleheri 12 cm (4.7 in)
Red rainbowfish Glossolepis incisus GlossolepisIncisus.JPG 9–13 cm (3.5–5.1 in)Almost all rainbowfish species are bred in captivity and wild populations may be protected. [66]
Threadfin rainbowfish Iriatherina werneri Iriatherina Werneri-Yellow Finned Male.jpg 3–4 cm (1.2–1.6 in)
New Guinea rainbowfish Melanotaenia affinis 13 cm (5.1 in)
Boeseman's rainbowfish Melanotaenia boesemani Sunny1.jpg 10–13 cm (3.9–5.1 in)
Lake Kurumoi rainbowfish Melanotaenia parva Melanotaenia parva male.jpg 7.5–8 cm (3.0–3.1 in)
Neon rainbowfish Melanotaenia praecox Dwarf neon rainbows.jpg 6–7.5 cm (2.4–3.0 in)
Lake Wanam rainbowfish Glossolepis wanamensis Glossolepis wanamensis.jpg 9 cm (3.5 in)
Western rainbowfish Melanotaenia australis 300 Melanotaenia australis Western rainbowfish Mitchell River NP VIII-2013.jpg 11 cm (4.3 in)
Duboulayi's rainbowfish Melanotaenia duboulayi M duboulayi.jpg 13–15 cm (5.1–5.9 in)a.k.a. Crimson-Spotted rainbowfish
Australian rainbowfish Melanotaenia fluviatilis Australian rainbow.jpg 13–15 cm (5.1–5.9 in)
Lake Tebera rainbowfish Melanotaenia herbertaxelrodi Regenbogenfisch im Zooaquarium Berlin.jpg 9 cm (3.5 in)
Lake Kutubu rainbowfish Melanotaenia lacustris Melanotaenia lacustris thomnight 001.jpg 12 cm (4.7 in)
Parkinson's rainbowfish Melanotaenia parkinsoni Melanotaenia parkinsoni 2.jpg 11 cm (4.3 in)
Eastern rainbowfish Melanotaenia splendida splendida Eastern Rainbowfish 01.jpg 13–15 cm (5.1–5.9 in)
Banded rainbowfish Melanotaenia trifasciata Banded rainbowfish Melanotaenia trifasciata.jpg 13 cm (5.1 in)
Celebes rainbow Marosatherina ladigesi Marosatherina ladigesi.jpg 8 cm (3.1 in)
Spotted blue-eye Pseudomugil gertrudae Pseudomugil gertrudae ARUII Maennchen.jpg 3–4 cm (1.2–1.6 in)
Red neon blue-eye Pseudomugil luminatus 3–3.5 cm (1.2–1.4 in)
Delicate blue-eye Pseudomugil tenellus 4–5.5 cm (1.6–2.2 in)
Forktail blue-eye Pseudomugil furcatus Pseudomugil furcatus m Aquarium DG.jpg 4–5 cm (1.6–2.0 in)These fish need a larger aquarium than their size suggests. Though they only grow to a length of about 2 inches, they are happiest in groups of 8 – 10 or more, and they appreciate lots of swimming space. [67] 75 - 79 °F (24 - 26 °C) [67] 6.5 - 8.0 [67]
Neon blue-eye Pseudomugil cyanodorsalis 3.5 cm (1.4 in)
Pacific blue-eye Pseudomugil signifer 052fishcropped.jpg 3.5–7 cm (1.4–2.8 in)
Madagascar rainbowfish Bedotia madagascariensis Bedotia geayi 1.jpg 7.5–8 cm (3.0–3.1 in)

Gobies and sleepers

Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
Bumblebee goby Brachygobius doriae Brachygobius doriae in aquarium.jpg 4 cm (1.6 in)
Mugilogobius rexi 3 cm (1.2 in)
Knight goby Stigmatogobius sadanundio Babka nakrapiana - Podwodne Krolestwo.jpg 9 cm (3.5 in)
Barred mudskipper Periophthalmus argentilineatus Periophthalmus argentilineatus 01.JPG 19 cm (7.5 in)
Stiphodon annieae 2.5 cm (0.98 in)
Rainbow stiphodon Stiphodon ornatus Stiphodon ornatus.jpg 5 cm (2.0 in)
Cobalt blue goby Stiphodon semoni 4–5 cm (1.6–2.0 in)
Sicyopus exallisquamulus 5 cm (2.0 in)
Sicyopus zosterophorus Zhan Qi .jpg 4.5 cm (1.8 in)
Bearded worm goby Taenioides cirratus Taenioides cirratus.jpg 30 cm (12 in)
Banded mogurnda Mogurnda cingulata 13 cm (5.1 in)
Tropical carp-gudgeon Hypseleotris cyprinoides Hypseleotris cyprinoides.jpg 8 cm (3.1 in)
Crazy fish Butis butis Butis butis (Hamilton, 1822).jpg 15 cm (5.9 in)
Marbled goby Oxyeleotris marmorata Oxyel marmor 080425 7661 tdp.jpg 30–65 cm (12–26 in)
Rhinogobius duospilus Rhinogobius duospilus.jpeg 6 cm (2.4 in)
Stiphodon percnopterygionus Stiphodon percnopterygionus2.jpg 4 cm (1.6 in)
Golden-red stiphodon Stiphodon rutilaureus 4.5 cm (1.8 in)
Atlantic mudskipper Periophthalmus barbarus GambianMudskippers.jpg 16 cm (6.3 in)
Desert goby Chlamydogobius eremius Chlamydogobius eremius.jpg 6 cm (2.4 in)
Dragon goby, Violet goby Gobioides broussonnetii Gobioides broussonnetii - Gobie violet - Aqua Porte Doree 13.JPG 55 cm (22 in)
Empire gudgeon Hypseleotris compressa Hypseleotris compressa.jpg 12 cm (4.7 in)
Purple sleeper gudgeon Mogurnda mogurnda Mogurnda mogurnda.png 20 cm (7.9 in)
Peacock gudgeon, Peacock goby Tateurndina ocellicauda Tateurndina ocellicauda male DG.jpg 7.5 cm (3.0 in)A little territorial with its own kind but is suitable for many communities of small, peaceful fish. Ideal tankmates are other species from Papua New Guinea, such as Popondetta sp. rainbowfishes; but tetras, rasboras, Corydoras cats and virtually any other small peaceful species are also suitable. [68] 40 L (11 U.S. gal) [68] 22–26 °C (72–79 °F) [68] 6.5 7.5 pH [68]
Striped sleeper goby Dormitator maculatus Fat Sleeper (Dormitator maculatus).jpg 70 cm (28 in)

Other fish

Common name Scientific name ImageSizeRemarksTank sizeTemperature rangepH rangeWater Hardness
West African lungfish Protopterus annectens Gotehal-2.jpg 100 cm (39 in)
Spotted lungfish Protopterus dolloi Protopterus dolloi by OpenCage.jpg 130 cm (51 in)
South American lungfish Lepidosiren paradoxa Lepidosiren paradoxa Aquarium tropical du Palais de la Porte Doree 10042016 1.jpg 125 cm (49 in)
Australian lungfish Neoceratodus forsteri Neoceratodus forsteri Aquarium tropical du Palais de la Porte Doree 10042016 1.jpg 150 cm (59 in)
Ocellate river stingray Potamotrygon motoro Pfauenaugen-Stechrochen - Ocellate river stingray - Potamotrygon motoro.jpg 50 cm (19.5 in)has venomous barbs that contain a protein based poison, if you happen to accidentally get stung you should submerge the wound in as hot as water as you can as this breaks down the protein [69]
Black devil stingray Potamotrygon leopoldi Potamotrygon leopoldi Prague 2011 2.jpg 111 cm (43.5 in)see above
Marbled whipray Fluvitrygon oxyrhynchus Stingray shedd.jpg 36 cm (14 in)see above
Gray bichir, Senegal bichir, or dinosaur bichir Polypterus senegalus Polypterus senegalus senegalus headstand.jpg 70.0 cm (27.6 in) maximum length [70] 40.0 centimetres (15.7 in) in captivity [71] Peaceful but preys on anything smaller than its mouth [72] 25–28 °C (77–82 °F) [70] 6.0-8.0 [70]
Ornate bichir Polypterus ornatipinnis Polypteridae Polypterus ornatipinnis 2.jpg 60 cm (24 in) maximum length [73] Peaceful but preys on anything smaller than its mouth [72] 26–28 °C (79–82 °F) [73] 6.0–8.0
Retropinnis bichir Polypterus retropinnis 34.0 cm (13.4 in) [74] Peaceful but preys on anything smaller than its mouth [72] 26–28 °C (79–82 °F)6.5–7.5
Barred bichir Polypterus delhezi Polypterus delhezi 2.jpg 35 cm (14 in)Peaceful but preys on anything smaller than its mouth [72] 24–30 °C (75–86 °F)6-8
Saddled bichir Polypterus endlicherii Polypterus endlicherii.jpg 63 cm (25 in) [75] Peaceful but preys on anything smaller than its mouth [72] 22–27 °C (72–81 °F)6-8
Reedfish Erpetoichthys calabaricus Akwa19 reedfish.jpg 31.4 cm (12.4 in) at maturity, 37 centimetres (15 in) maximum length [76] 22–28 °C (72–82 °F) [76] 6.0–8.0 [76]
Sterlet Acipenser ruthenus Acipenser ruthenus Prague Vltava 1.jpg 125 cm (49 in)
Shovelnose Sturgeon Scaphirhynchus platorynchus Shovelnose Sturgeon 01-19-08 1241.jpg
American paddlefish Polyodon spathula Paddlefish- his mouth is firmly shut this time (27287610353).jpg 150 cm (59 in)
Bowfin Amia calva Amia calva 3.jpg 109 cm (43 in)
Spotted Gar Lepisosteus oculatus Lepisosteus oculatus1.jpg 70 cm (27.5 in)
Longnose Gar Lepisosteus osseus Lepisosteus osseus 1.jpg 200 cm (78.5 in)
Florida Gar Lepisosteus platyrhincus Lepisosteus platyrhincus.JPG 70 cm (27.5 in)
Alligator Gar Atractosteus spatula Alligator Gar (Atractosteus spatula) (3149748488).jpg 300 cm (118 in)
Cuban Gar Atractosteus tristoechus MANJUARI-2.jpg 200 cm (78.5 in)
Tropical Gar Atractosteus tropicus PuertoAristaSanctuary04.JPG 150 cm (59 in)
Blunt-jawed elephantnose Campylomormyrus tamandua Campylomormyrus tamandua.png 40 cm (16 in)
Peters' elephant nose Gnathonemus petersii Gnathonemus petersii by OpenCage.jpg 22.5 cm (8.9 in)
African butterflyfish Pantodon buchholzi Pantodon buchholzi.jpg 12 cm (4.7 in)
Aba aba Gymnarchus niloticus Gymnarchus 007.jpg 120 cm (47 in)
Reticulated knifefish Papyrocranus afer Papyrocronus afer.jpg 80 cm (31 in)
African brown knifefish Xenomystus nigri Xenomystus nigri 1.JPG 30 cm (12 in)
Royal knifefish Chitala blanci Chitala blanci.jpg 120 cm (47 in)
Clown knifefish Chitala ornata Chitala ornata.jpg 100 cm (39 in)
Asian arowana Scleropages formosus Scleropages formosus Prague 2012 1.jpg 90 cm (35 in)Preys on anything smaller than its mouth. [77]
Gulf saratoga Scleropages jardinii Scleropages Melbourne Aquarium.jpg 90 cm (35 in)
Southern saratoga Scleropages leichardti Scleropages leichardti1.JPG 90 cm (35 in)
Silver arowana Osteoglossum bicirrhosum Osteoglossum bicirrhosum.JPG 90 cm (35 in)Preys on anything smaller than its mouth. [77]
Black arowana Osteoglossum ferreirai Osteoglossidae Osteoglossum ferreirai 2.jpg 90 cm (35 in)Preys on anything smaller than its mouth. [77]
Pirarucu Arapaima gigas Arapaima gigas at Beijing aquarium.JPG 200 cm (79 in)
African arowana Heterotis niloticus Heterotis niloticus.png 100 cm (39 in)
Freshwater moray Gymnothorax polyuranodon 150 cm (59 in)
Hingemouth Phractolaemus ansorgii 25 cm (9.8 in)
Black ghost knifefish Apteronotus albifrons Apteronotus albifrons Aquarium tropical du Palais de la Porte Doree 10 04 2016 1.jpg 50 cm (19.5 in)Not to be confused with the featherback "knifefish" of the Bonytongue group (see above)23-28C (73-82F)6.0-8.0
Brown ghost knifefish Apteronotus leptorhynchus 27 cm (10.5 in)
Glass knifefish Eigenmannia virescens Eigenmannia virescens (16335551097).jpg 44 cm (17.5 in)
Electric eel Electrophorus electricus Electric-eel.jpg 200 cm (78.5 in)
Northern pike Esox lucius Esox lucius Prague Vltava 2.jpg 150 cm (59 in)
Humphead glassfish Parambassis pulcinella Parambassis pulcinella (01).jpg 8 cm (3.1 in)
Indian glassy fish Parambassis ranga Parambassis ranga 2.jpg 8 cm (3.1 in)
Glassfish

Glass perch

Gymnochanda filamentosa 3.8 cm (1.5 in)24-28 °C [78]
Mouth almighty Glossamia aprion Glossamia aprion.jpg 3.8 cm (1.5 in)
Amazon leaffish Monocirrhus polyacanthus Monocirrhus polyacanthus.jpg 8 cm (3.1 in)
African leaffish Polycentropsis abbreviata Polycentropsis abbreviata 2.jpg 8 cm (3.1 in)
Nile perch Lates niloticus Lates niloticus by DaijuAzuma.jpg 200 cm (79 in)
Indonesian tigerfish Datnioides microlepis Datnioididae Datnioides polota 1.jpg 55 cm (22 in)
Silver tigerfish Datnioides polota Datnioides polota (Hamilton, 1822).jpg 30 cm (12 in)
New Guinea tigerfish Datnioides campbelli Datnioides campbelli.jpg 32 cm (13 in)
Banded archerfish Toxotes jaculatrix Toxotes jaculatrix Porte doree.jpg 30 cm (12 in)
Seven-spot archerfish Toxotes chatareus Toxotes chatareus 3zz.jpg 40 cm (16 in)
Spotted scat Scatophagus argus Scatophagus argus (Wroclaw zoo)-2.JPG 20 cm (7.9 in)
African scat Scatophagus tetracanthus Scatophagus tetracanthus.png 30 cm (12 in)
Striped scat, spotbanded scat Selenotoca multifasciata 40 cm (15.5 in)
Silver moony Monodactylus argenteus Silver Moony.jpg 27 cm (10.5 in)
African moony Monodactylus sebae Monodactylus sebae.jpg 25 cm (10 in)
Freshwater pipefish Doryichthys martensii Doryichthys martensii.png 15 cm (5.9 in)
African freshwater pipefish Enneacampus ansorgii 14 cm (5.5 in)
Zebra blenny Omobranchus zebra 6 cm (2.4 in)
Fire eel Mastacembelus erythrotaenia Ildaal.jpg 100 cm (39 in)
Tire track eel Mastacembelus armatus Tire Track Eel.jpg 90 cm (35 in)
Peacock eel Macrognathus siamensis Peacock Spiny Eel 05.jpg 30 cm (12 in)They require clean water and are vulnerable to parasites, fungal diseases, and the copper-based drugs used to treat these conditions. [79] 73-82 °F (23-28 °C) [80] 6.0-8.0 [80]
Zebra spiny eel Macrognathus zebrinus 46 cm (18 in)
Half-banded spiny eel Macrognathus circumcinctus 20 cm (7.9 in)
Lesser spiny eel Macrognathus tapirus Macrognathus tapirus 338166063.jpg 38 cm (15 in)
Freshwater needlefish Xenentodon cancila Xenentodon cancila (Wroclaw zoo)-1.JPG 35 cm (14 in)
Grunting toadfish Allenbatrachus grunniens Allenbatrachus grunniens - Grunniens Susswasser Krotenfisch (2).jpg 30 cm (12 in)
Leaf goblinfish Neovespicula depressifrons Vespicula depressifrons (Wroclaw zoo).JPG 10 cm (4 in)
Freshwater sole Achiroides melanorhynchus Achiroides melanorhynchus 2-transformed.jpeg 14 cm (5.5 in)
Golden puffer Auriglobus modestus 10 cm (3.9 in)Pufferfish inflating out of water can cause death. [81]
Green spotted puffer Dichotomyctere nigroviridis Tetraodon nigroviridis 1.jpg 15 cm (5.9 in)See above
Figure 8 pufferfish Dichotomyctere ocellatus Figure8pufferfish.jpg 6 cm (2.4 in)See above
Humpback Puffer Pao palembangensis 20 cm (7.9 in)See above
Red-tail dwarf puffer Carinotetraodon irrubesco Carinotetraodon irrubesco male.JPG 4.5 cm (1.8 in)See above
Arrowhead puffer Pao suvattii 15 cm (5.9 in)
Hairy pufferfish Pao baileyi Baileyi.jpg 12 cm (4.7 in)
Dwarf pufferfish Carinotetraodon travancoricus Carinotetraodon travancoricus hi res.jpg 2.9 cm (1.1 in)aka Pea Puffer
Fahaka puffer Tetraodon lineatus TetraodonLineatus.JPG 43 cm (17 in)
Mbu puffer Tetraodon mbu Tetraodon mbu 2.jpg 75 cm (30 in)This fish also occurs in estuaries. largest freshwater pufferfish, they are very peaceful with most fish except, other Mbu pufferfish, other fish that will harass them. see above [82]
Congo pufferfish Tetraodon miurus Brauner Kugelfisch.jpg 15 cm (5.9 in)As it is an ambush pufferfish it is best to house it alone as it will attack tank mates. See above. [83]
Tetraodon schoutedeni 9 cm (3.5 in)
Amazon puffer Colomesus asellus Assel-Kugelfisch.jpg 13 cm (5 in)
Everglades pygmy sunfish Elassoma evergladei Pygmy Sunfish, Elassoma evergladei.jpg 3 cm (1.2 in)
Blackbanded sunfish Enneacanthus chaetodon Enneacanthus chaetodon 02.jpg 10 cm (3.9 in)
Rainbow darter Etheostoma caeruleum Etheostoma caeruleum.jpg 8 cm (3.1 in)

See also

Sources

Related Research Articles

<span class="mw-page-title-main">Discus (fish)</span> Genus of fishes

Symphysodon is a genus of cichlids native to the Amazon river basin in Brazil. Due to their distinctive shape, calm behavior, many bright colors and patterns, and dedicated parenting techniques, discus are popular as freshwater aquarium fish, and their aquaculture in several countries in Asia is a major industry. They are sometimes referred to as pompadour fish. The discus fish has attracted a cult following of collectors and has created a multimillion dollar international industry complete with shows, competitions, and reputable online breeders.

<span class="mw-page-title-main">Neon tetra</span> Species of fish

The neon tetra is a freshwater fish of the characin family of order Characiformes. The type species of its genus, it is native to blackwater and clearwater streams in the Amazon basin of South America. Its bright colouring makes the fish visible to conspecifics in the dark blackwater streams, and is also the main reason for its popularity among freshwater fish hobbyists, with neon tetras being one of the most widely kept tropical fish in the world.

<span class="mw-page-title-main">Callichthyidae</span> Family of fishes

Callichthyidae is a family of catfishes, called armored catfishes due to the two rows of bony plates along the lengths of their bodies. It contains some of the most popular freshwater aquarium fish, such as many species in the genus Corydoras.

<i>Corydoras</i> Genus of fishes

Corydoras is a genus of freshwater catfish in the family Callichthyidae and subfamily Corydoradinae. The species usually have more restricted areas of endemism than other callichthyids, but the area of distribution of the entire genus almost equals the area of distribution of the family, except for Panama where Corydoras is not present. Corydoras species are distributed in South America where they can be found from the east of the Andes to the Atlantic coast, from Trinidad to the Río de la Plata drainage in northern California River.

<span class="mw-page-title-main">Painted fish</span> Artificially coloured aquarium fish

Painted fish are ornamental aquarium fish which have been artificially coloured to appeal to consumers. This artificial colouring, also known as juicing, is achieved by a number of methods, such as injecting the fish with a hypodermic syringe containing bright fluorescent colour dye, dipping the fish into a dye solution, or feeding the fish dyed food.

<span class="mw-page-title-main">Sterba's corydoras</span> Species of fish

Sterba's corydoras is a member of the South American Corydoras genus of freshwater aquarium catfish and one of the most popular species of Corydoras due to its attractive markings. The fish is native to the Guaporé River region between Bolivia and Brazil.

<span class="mw-page-title-main">Fishkeeping</span> Practice of containing fish

Fishkeeping is a popular hobby, practiced by aquarists, concerned with keeping fish in a home aquarium or garden pond. It is a practice that encompasses the art of maintaining one's own aquatic ecosystem, featuring a lot of variety with various water systems, all of which have their own unique features and requirements. Fishkeeping primarily serves as a token of appreciation and fascination for marine life and the environment that surrounds such, along with other purposes such as the piscicultural fishkeeping industry, serving as a branch of agriculture, being one of the most widespread methods of cultivating fish for commercial profit.

<span class="mw-page-title-main">Ram cichlid</span> Species of fish

The ram cichlid is a species of freshwater fish endemic to the Orinoco River basin, in the savannahs of Venezuela and Colombia in South America. The species has been examined in studies on fish behaviour and is a popular aquarium fish, traded under a variety of common names, including ram, blue ram, German blue ram, Asian ram, butterfly cichlid, Ramirez's dwarf cichlid, dwarf butterfly cichlid and Ramirezi. The species is a member of the family Cichlidae and subfamily Geophaginae.

The barredtail corydoras or Cochu's catfish is a tropical freshwater fish belonging to the Corydoradinae sub-family of the family Callichthyidae. It originates in inland waters in South America, and is found in the Upper Araguaia River basin in Brazil. In the system of "C-Numbers" developed by the German fishkeeping magazine DATZ to identify undescribed species of Corydoras in the aquarium hobby, this fish had been assigned number "C22" until it was correctly identified.

<span class="mw-page-title-main">Salt and pepper catfish</span> Species of fish

The salt and pepper catfish is a tropical freshwater fish belonging to the Corydoradinae sub-family of the family Callichthyidae. It originates in inland waters in South America, and is found in the Upper Orinoco River basin in Venezuela and Colombia.

<span class="mw-page-title-main">Dwarf corydoras</span> Species of fish

The dwarf corydoras, dwarf catfish, tail spot pygmy catfish, or micro catfish is a tropical freshwater fish belonging to the subfamily Corydoradinae of the family Callichthyidae. It originates in inland waters in South America, and is found in the Amazon River and Paraguay River basins in Argentina, Bolivia, and Brazil. The specific epithet hastatus means with a spear, in reference to the spearhead-like spot on the tail root.

<span class="mw-page-title-main">Tetra (company)</span> Pet Fish and Aquatic Animal Food Company

Tetra or the Tetra Werke (Company) is a fish food manufacturing company founded by a young German scientist, Dr. Ulrich Baensch.

Herbert Richard Axelrod was an American tropical fish expert, a publisher of pet books, and an entrepreneur. In 2005 he was sentenced in U.S. court to 18 months in prison for tax fraud.

<i>Farlowella acus</i> Species of fish

Farlowella acus is the type species of the armored catfish genus Farlowella. Members of this genus are commonly known as twig catfish or whiptail catfish. The specific name of the species, acus, means “pointed” or a “needle” or “spine”.

<span class="mw-page-title-main">Freshwater aquarium</span> Water tank for holding aquatic animals

A freshwater aquarium is a receptacle that holds one or more freshwater aquatic organisms for decorative, pet-keeping, or research purposes. Modern aquariums are most often made from transparent glass or acrylic glass. Typical inhabitants include fish, plants, amphibians, and invertebrates, such as snails and crustaceans.

<span class="mw-page-title-main">Boeseman's rainbowfish</span> Species of fish

Boeseman's rainbowfish, also known as the Boesemani rainbowfish, is a species of fish in the family Melanotaeniidae.

<span class="mw-page-title-main">Odessa barb</span> Species of fish

The Odessa barb is a species of cyprinid fish known from Central Myanmar, where it is known to occur in an artificial pond above the Anisakan Falls and also from the lower Chindwin River. For many years it has been known to the aquarium hobby, where it has frequently been confused with the less colourful ticto barb, but it was only described scientifically in 2008.

Hyphessobrycon heterorhabdus, commonly known as the flag tetra or Belgian flag tetra, is a species of freshwater characin fish endemic to Brazil. Belonging to the family Characidae, this species is distinguished by its vibrant coloration and patterns, which have contributed to its popularity in the aquarium trade.

Project <i>Piaba</i> Fishery initiative

Project Piaba is a fishery initiative located on the Rio Negro tributary of the Amazon River. The program both promotes and researches sustainable aquarium pet fish collection and its impact on the environment. The name of the project comes from the Brazilian Portuguese word, piaba, which means "little fish", referring specifically to the cardinal tetra. Project Piaba is an ongoing project with annual research expeditions to the Rio Negro region. Because of the sustainable nature of the project, its slogan is "Buy a Fish, Save a Tree!"

Nematobrycon lacortei is a species of fish in genus Nematobrycon. The species is also known as Rainbow Tetra is a freshwater characiformes notable for its iridescent sheen from which its name is derived.

References

  1. 1 2 "Aspidoras fuscoguttatus summary page". FishBase. Retrieved 2017-12-12.
  2. "Aspidoras lakoi summary page". FishBase. Retrieved 2017-12-12.
  3. 1 2 "Aspidoras pauciradiatus summary page". FishBase. Retrieved 2017-12-14.
  4. 1 2 3 "Aspidoras rochai summary page". FishBase. Retrieved 2017-12-14.
  5. "ScotCat Factsheets: July 2007: Brochis britskii Isbrücker & Nijssen, 1983".
  6. 1 2 Laboratory, Fish. "Emerald Cory Catfish (Corydoras splendens): Ultimate Care Guide". Fish Laboratory. Retrieved 2022-09-11.
  7. "Corydoras splendens summary page". FishBase. Retrieved 2017-12-11.
  8. 1 2 "Corydoras acutus – Blacktop Cory — Seriously Fish" . Retrieved 2024-06-02.
  9. 1 2 "Corydoras bondi – Blackstripe Cory, C031 (Corydoras bondi bondi, C031) — Seriously Fish" . Retrieved 2024-06-02.
  10. http://www.fishbase.org/summary/Corydoras-haraldschultzi.html Fishbase:haraldschultzi
  11. 1 2 "Corydoras nattereri (Natterer's Cory) — Seriously Fish" . Retrieved 2024-06-02.
  12. "Corydoras panda summary page". FishBase. Retrieved 2017-12-11.
  13. 1 2 3 4 "Series profile - Corydoras pygmaeus - Pygmy Cory". Seriously fish. Retrieved 2023-02-19.
  14. http://www.fishbase.org/summary/Corydoras-sterbai.html Fishbase:sterbai
  15. http://www.fishbase.org/Summary/SpeciesSummary.php?ID=12199&AT=Threestripe+corydoras Fishbase:thilineatus
  16. "Review of Ancistrus (Siluriformes: Loricariidae) from the northwestern Guiana Shield, Orinoco Andes, and Adjacent Basins with Description of Six New Species". Novataxa . Retrieved 27 August 2022.
  17. 1 2 Haineala, Stefan (2022-11-23). "Common Pleco (Hypostomus plecostomus) - Beginner Care Guide". Fishkeeper's Log. Retrieved 2022-11-23.
  18. "Clown Pleco 101: Care, Size, Diet, Lifespan, And More!". 2022-10-14. Retrieved 2022-12-18.
  19. Herzog, Peter (2021-03-31). "Clown Plecostomus: Complete Care Profile". Fish Tank Advisor. Retrieved 2022-12-18.
  20. 1 2 "Panaqolus maccus • Loricariidae • Cat-eLog". www.planetcatfish.com. Retrieved 2022-12-18.
  21. 1 2 3 "Red Whiptail Catfish-L010A-Rineloricaria". www.fishkeeper.co.uk. Retrieved 2022-09-11.
  22. 1 2 3 "Phractocephalus hemioliopterus (Red-tail Catfish)". Seriously Fish. Retrieved 2019-02-02.
  23. "Learn More About the Fish That Swims Belly Up". The Spruce Pets. Retrieved 2022-07-21.
  24. 1 2 Laboratory, Fish. "Upside Down Catfish (Synodontis Nigriventris): Ultimate Care Guide". Fish Laboratory. Retrieved 2022-09-11.
  25. "Walking Catfish". Florida Fish And Wildlife Conservation Commission. Retrieved 2022-07-21.
  26. "Hyphessobrycon megalopterus summary page". FishBase. Retrieved 2018-12-26.
  27. "Meet The Peaceful Black Phantom Tetra". The Spruce Pets. Retrieved 2022-07-21.
  28. "Hyphessobrycon herbertaxelrodi summary page". FishBase. Retrieved 2018-12-26.
  29. "The Complete Guide to Black Skirt Tetra Care". Fishkeeping World. 2020-12-17. Retrieved 2022-07-21.
  30. "Bleeding Heart Tetra 101: The Complete Care Guide". 2020-11-01. Retrieved 2022-07-21.
  31. "Learn Why the Cardinal Tetra Is a Popular Aquarium Fish". The Spruce Pets. Retrieved 2022-08-27.
  32. "Blind Cave Tetra Care - Size, Lifespan, Tank Mates, Breeding". www.fishlore.com. Retrieved 2022-07-21.
  33. Lawrence, Michael (2019). "Does chronic stress mediate predator-prey interactions in wild fish? An experimental approach using exogenous cortisol implants" (PDF).
  34. 1 2 3 "Ember tetra (Hyphessobrycon amandae)". Encyclo Fish. Retrieved 2023-02-19.
  35. "Green Neon Tetra Care: Everything You Need To Know!" . Retrieved 2022-08-27.
  36. 1 2 3 "From the Amazon and Captive Breeders: Neon Tetra". The Spruce Pets. Retrieved 2022-09-11.
  37. Robert (2022-01-24). "Neon Tetra Care: Expert Guide For Aquarists". Fishkeeping World. Retrieved 2022-09-11.
  38. "Inpaichthys kerri (Purple Emperor Tetra) — Seriously Fish" . Retrieved 2021-02-24.
  39. 1 2 3 4 "Species profile - Phenacogrammus interruptus - Congo Tetra". Seriously Fish. Retrieved 2023-02-19.
  40. 1 2 "Care Guide for Hatchetfish – Oddball Schooling Fish with Wings". Aquarium Co-Op. Retrieved 2022-10-22.
  41. 1 2 "How to Choose a Good Feed for the Common Hatchetfish". fish-hobbyist. Retrieved 2022-10-22.
  42. "Abramites hypselonotus summary page". FishBase. Retrieved 2018-12-26.
  43. "Midas Cichlid · Tennessee Aquarium". Tennessee Aquarium. 2020-05-08. Retrieved 2022-11-15.
  44. 1 2 3 Robert (2022-02-22). "Angelfish Care & Species Guide". Fishkeeping World. Retrieved 2022-09-11.
  45. 1 2 3 Laboratory, Fish. "Oscar Fish Care: Size, Food, Tank Size & Hole in the Head". Fish Laboratory. Retrieved 2022-09-11.
  46. 1 2 3 4 5 Laboratory, Fish. "German Blue Ram (Mikrogeophagus Ramirezi): Ultimate Care Guide". Fish Laboratory. Retrieved 2022-09-11.
  47. 1 2 "Cichlid Research Home Page: Hybrids". cichlidresearch.com. Retrieved 2022-07-22.
  48. "Care Guide for Tiger Barbs – Colorful, Rowdy, and Hardy Schooling Fish". Aquarium Co-Op. Retrieved 2022-10-26.
  49. "Should You Put Bala Shark in Your Aquarium?". The Spruce Pets. Retrieved 2022-07-22.
  50. "Siamese Algae Eater: Care, Size, Tank Mates, and Habitat". Fishkeeping World. 2018-10-11. Retrieved 2022-07-22.
  51. 1 2 3 4 "Chili Rasbora: Care & Everything Else You Could Want to Know". Aquanswers. 2020-12-15. Retrieved 2023-02-07.
  52. 1 2 3 4 "Care Guide for Hillstream Loaches – Housing, Tank Mates, Feeding". Aquarium Co-Op. Retrieved 2022-07-21.
  53. 1 2 3 4 5 6 Michael (2020-10-20). "Borneo Sucker – Detailed Guide: Care, Diet, and Breeding". Shrimp and Snail Breeder. Retrieved 2023-02-19.
  54. 1 2 3 "Saddleback Loach (Homaloptera Orthogoniata) Fish Profile & Care Guide". Aquadiction. Retrieved 2022-09-11.
  55. "Weather loaches and how to keep them". Practical Fishkeeping. 2016-06-13. Retrieved 2021-04-18.
  56. "The Most Common Fish Names Beginning With W?". The Spruce Pets . Retrieved 2021-04-18.
  57. "Misgurnus anguillicaudatus, Pond loach: fisheries, aquaculture, aquarium, bait". www.fishbase.de. Retrieved 2022-07-22.
  58. "Care Guide for Guppies – The Most Popular and Colorful Livebearer". Aquarium Co-Op. Retrieved 2022-07-22.
  59. 1 2 3 4 5 "Livebearer Care Guide". www.aqueon.com. Retrieved 2022-07-22.
  60. Aquadiction (2023-01-06). "Yabassi Lampeye Killifish - Procatopus nototaenia Yabassi Fish Profile & Care Guide". Aquadiction. Retrieved 2024-06-02.
  61. 1 2 3 "Wrestling Halfbeak-Dermogenys pusilla". www.fishkeeper.co.uk. Retrieved 2022-09-11.
  62. 1 2 3 "Care Guide for Betta Fish – The Best Pet Fish for Beginners". Aquarium Co-Op. Retrieved 2023-04-06.
  63. "Trichogaster lalius (Dwarf Gourami)". Seriously Fish. Retrieved 2020-02-18.
  64. 1 2 "Dwarf Gourami Care, Tank Mates, Lifespan & More" . Retrieved 2022-09-11.
  65. 1 2 3 4 5 6 "How did snakehead fish get into the United States? | U.S. Geological Survey". www.usgs.gov. Retrieved 2022-07-21.
  66. "Rainbowfish Care 101: Everything You Need To Know". Fishkeeping World. 2022-02-20. Retrieved 2022-07-22.
  67. 1 2 3 Laboratory, Fish. "Forktail Rainbowfish (Pseudomugil furcatus): Ultimate Care Guide". Fish Laboratory. Retrieved 2022-09-11.
  68. 1 2 3 4 "Tateurndina ocellicauda (Peacock Goby) — Seriously Fish" . Retrieved 2023-02-19.
  69. "Stingray Injury Treatment". WebMD. Retrieved 2022-07-21.
  70. 1 2 3 "Polypterus senegalus summary page". FishBase . Retrieved 2017-12-12.
  71. "Polypterus (bichirs)". www.thetropicaltank.co.uk. Retrieved 2018-01-26.
  72. 1 2 3 4 5 "Bichir Complete Care Guide: Varieties, Tank Mates and More..." Fishkeeping World. 2019-04-21. Retrieved 2022-07-23.
  73. 1 2 "Polypterus ornatipinnis summary page". FishBase . Retrieved 2017-12-12.
  74. "Polypterus retropinnis summary page". FishBase . Retrieved 2017-12-12.
  75. "Polypterus endlicheri summary page". FishBase . Retrieved 2019-03-02.
  76. 1 2 3 "Erpetoichthys calabaricus summary page". FishBase . Retrieved 2017-12-12.
  77. 1 2 3 "Silver Arowana: Care Guide, Tank Size, Diet and More..." Fishkeeping World. 2017-10-21. Retrieved 2022-07-23.
  78. "Gymnochanda". Aquarium Glaser GmbH. Retrieved 2024-06-02.
  79. Laboratory, Fish. "Peacock Eel (Macrognathus siamensis): Care Guide". Fish Laboratory. Retrieved 2022-09-11.
  80. 1 2 Laboratory, Fish. "Peacock Eel (Macrognathus siamensis): Care Guide". Fish Laboratory. Retrieved 2022-09-11.
  81. "Stop Puffing Pufferfish • Scuba Diver Life". Scuba Diver Life. 2018-01-19. Retrieved 2022-07-23.
  82. "Care Guide for Tetraodon Mbu Puffer – The Under Water Giant Puppy". Aquarium Co-Op. Retrieved 2022-07-21.
  83. Doll, Jennifer (2021-01-21). "Congo Puffer (Tetraodon miurus): A Complete Care Sheet". Aquariadise. Retrieved 2022-07-21.