Kryptopterus cryptopterus | |
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Scientific classification ![]() | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Actinopterygii |
Order: | Siluriformes |
Family: | Siluridae |
Genus: | Kryptopterus |
Species: | K. cryptopterus |
Binomial name | |
Kryptopterus cryptopterus (Bleeker, 1851) | |
Synonyms | |
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Kryptopterus cryptopterus (blue sheatfish [2] ) is a species of catfish, the type species of the genus Kryptopterus . It can be distinguished from all its congeners, with the exception of the newly split Kryptopterus geminus , by the almost flat dorsal profile with no concavity behind the head. This species grows to a length of 14.6 centimetres (5.7 in) SL. [3]
This distinctively shaped, translucent fish is found in Peninsular Malaysia, Borneo and Sumatra. Specimens from Cambodia, Laos, Thailand and Vietnam previously assigned to this species are now recognized as a separate species, K. geminus. K. cryptopterus can be distinguished from this close relative by its broader head, shorter snout, shorter anal fin and eyes located much more ventrally.
In Thailand it is one of the catfish species known in the markets as Pla Nuea On (ปลาเนื้ออ่อน), highly valued as food in the local cuisine for its delicate flesh. This fish is also often used for making fish balls. [4]
Kryptopterus bicirrhis, often called the glass catfish, is an Asian glass catfish species of the genus Kryptopterus. Until 1989, the concept of K. bicirrhis included its smaller relative Kryptopterus vitreolus. Its scientific name K. bicirrhis and common name glass catfish are often still used in the aquarium fish trade to refer to the actual K. vitreolus; as it seems, the larger and more aggressive true K. bicirrhis was only ever exported in insignificant numbers.
The walking catfish is a species of freshwater airbreathing catfish native to Southeast Asia. It is named for its ability to "walk" and wiggle across dry land, to find food or suitable environments. While it does not truly walk as most bipeds or quadrupeds do, it can use its pectoral fins to keep it upright as it makes a wiggling motion with snakelike movements to traverse land. This fish normally lives in slow-moving and often stagnant waters in ponds, swamps, streams, and rivers, as well as in flooded rice paddies, or temporary pools that may dry up. When this happens, its "walking" skill allows the fish to move to other aquatic environments. Considerable taxonomic confusion surrounds this species, and it has frequently been confused with other close relatives. One main distinction between the walking catfish and the native North American ictalurid catfish with which it is sometimes confused, is that the walking catfish lacks an adipose fin. It can survive 18 hours out of water.
The black bullhead or black bullhead catfish is a species of bullhead catfish. Like other bullhead catfish, it has the ability to thrive in waters that are low in oxygen, brackish, turbid, and/or very warm. It also has barbels located near its mouth, a broad head, spiny fins, and no scales. It can be identified from other bullheads as the barbels are black, and it has a tan crescent around the tail. Its caudal fin is truncated. Like virtually all catfish, it is nocturnal, preferring to feed at night, although young feed during the day. It generally does not get as large as the channel or blue catfish, with average adult weights are in the 1-to-2-pound range, and almost never as large as 4 pounds (1.8 kg). It has a typical length of 6–14 inches (15–36 cm), with the largest specimen being 24 inches (61 cm), making it the largest of the bullheads. It is typically black or dark brown on the dorsal side of its body and yellow or white on the ventral side.
Wallago attu, the Sareng catfish is a freshwater catfish of the family Siluridae, native to South and Southeast Asia. W. attu is found in large rivers and lakes in two geographically disconnected regions, with one population living over much of the Indian Subcontinent and the other in parts of Southeast Asia. This species can reach a length up to 1.1 m.
Clarias nieuhofii, the slender walking catfish, is a species of clariid catfish. It has a wide distribution in Southeast Asia including southern Vietnam, Cambodia, Thailand, Malay Peninsula, parts of the Greater Sunda Islands, and the Philippines.
Kryptopterus is a genus of catfishes belonging to the family Siluridae. They are found in freshwater throughout Southeast Asia. The scientific name comes from Ancient Greek kryptós + ptéryx. It refers to the reduced or even entirely absent dorsal fin of these catfishes.
Kryptopterus geminus is a species of catfish belonging to the family Siluridae. It can be distinguished from all its congeners, with the exception of Kryptopterus cryptopterus, by the almost flat dorsal profile with no concavity behind the head. This species grows to a length of 17.1 centimetres (6.7 in) SL.
Clarias batu is a species of clariid catfish. It is only known from Tioman Island off the eastern coast of Peninsular Malaysia. The eel-like catfish found on this island were originally identified as the widespread species Clarias nieuhofii but comparison of a large series of specimens from Tioman with a series of C. nieuhofii from the mainland revealed consistent and distinctive differences indicating a separate species.
Akysis pulvinatus is a species of stream catfish. It is known only from the western half of the Kra Isthmus, in southern Thailand.
Betta is a large genus of small, active, often colorful, freshwater ray-finned fishes, in the gourami family (Osphronemidae). The best known Betta species is B. splendens, commonly known as the Siamese fighting fish and often kept as an aquarium pet.
Sperata seenghala, the Giant river-catfish, is a species of bagrid catfish. It is known locally as Guizza, Guizza ayer, Auri, Ari, Pogal, Singhara and Seenghala, among other names. It is found in southern Asia in the countries of Afghanistan, Pakistan, India, Nepal and Bangladesh with reports of occurrence in Myanmar, Thailand and Yunnan, China. It can reach a length of 150 cm, though lengths up to 40 cm are more usual. It is commercially fished for human consumption as well as being a popular gamefish with a reputation for being a good fighter when hooked. It is carnivorous in diet. It can be distinguished from other Sperata species by its spatulate, blunt snout, relatively short barbels and mouth that is only 1/3 as wide as the head is long.
Kryptopterus minor is a small species of Asian glass catfish from the Kapuas River basin in Borneo, Indonesia. Until 2013, the ghost catfish was included in K. minor. The true K. minor is rarely seen in the aquarium trade, while K. vitreolus is common.
Kryptopterus vitreolus, known commonly as the glass catfish, the glass cat, the ghost catfish or the phantom catfish, is a small species of translucent-bodied, social glass catfish in the family Siluridae. It is commonly seen in captivity and in the freshwater aquarium trade, although its official taxonomy is still debatable, and was only truly resolved in 2013. Glass catfish are endemic to Thailand, where they inhabit rivers and streams south of the Isthmus of Kra that drain into the Gulf of Thailand and river basins in the Cardamom Mountains. There are also unconfirmed reports from Penang, Malaysia.
Pla nuea on may refer to:
Ompok bimaculatus, known as butter catfish, is a species of sheatfishes native to Asian countries such as Bangladesh, India, Pakistan, and Sri Lanka, but recently identified in Myanmar. It also indetified in Mekong Basin of Vietnam
Wallagonia leerii, also known as the Tapah and formerly the striped wallago catfish is a species of catfish native to Southeast Asia. Its habitat ranges from the river drainages of Thailand through the Malayan peninsula to the islands of Sumatra and Borneo in Indonesia. It can grow up to 2 m in length and weigh up to 150 kg (330 lb). It has been used as food in Southeast Asia since ancient times. Overfishing for its prized meat has caused the population to significantly decrease. Furthermore, the breeding migration pattern of this fish is especially vulnerable to damming, which has also decreased the wild population significantly.
Kryptopterus piperatus is a species of Asian glass catfish from rivers in northern Sumatra, Indonesia. It was first described in 2004. True K. piperatus is rarely seen in the aquarium trade, while K. vitreolus is common.
Kryptopterus macrocephalus, the striped glass catfish, is a species of sheatfish native to the Malay Peninsula, Sumatra and Borneo in Southeast Asia. This species, large for its genus, grows to a length of 9.7 centimetres (3.8 in) SL.
Pterocryptis buccata, the cave sheatfish, is a species of catfish found in Asia, and presently known only from Amphoe Sai Yok in the Meklong basin in Kanchanaburi Province, western Thailand.