| Pycnochromis iomelas | |
|---|---|
 | |
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Family: | Pomacentridae |
| Genus: | Pycnochromis |
| Species: | P. iomelas |
| Binomial name | |
| Pycnochromis iomelas | |
| Synonyms | |
| |
Pycnochromis iomelas , also known as the half and half chromis, is a species of reef dwelling fish in the family Pomacentridae. It is occasionally seen for sale in the aquarium trade.
Pycnochromis iomelas is split in color, being solid black from the middle of the dorsal fin to the nose, and solid white from the middle of the dorsal fin to the end of the caudal fin. It grows to a size of 8 cm in length.
Pycnochromis iomelas is from the Pacific Ocean. It can be found on the Great Barrier Reef, and reefs around northern New Guinea, Samoa, and the Society Islands.
Pomacentridae is a family of ray-finned fish, comprising the damselfishes and clownfishes. This family were formerly placed in the order Perciformes but are now regarded as being incertae sedis in the subseries Ovalentaria in the clade Percomorpha. They are primarily marine, while a few species inhabit freshwater and brackish environments. They are noted for their hardy constitutions and territoriality. Many are brightly colored, so they are popular in aquaria.
Aulostomus maculatus, the West Atlantic trumpetfish, is a long-bodied fish with an upturned mouth. It often swims vertically while trying to blend with vertical coral, such as sea rods, sea pens, and pipe sponges.
The graysby is a species of marine ray-finned fish, a grouper from the subfamily Epinephelinae which is in the family Serranidae which also includes the anthias and sea basses. It is found in the western Atlantic. It is associated with reefs and is a quarry species for commercial and recreational fisheries.
The black-axil chromis, also known as the blackfin chromis or blue-green puller, is a damselfish from the tropical Indo-Pacific. This fish can reach almost 12 centimetres (4.7 in) in length. It inhabits lagoons and reefs after settlement in the late-larval stage, and often occurs in large numbers, feeding above Acropora corals. This fish mostly feeds upon copepods, amphipods, and zoea.
Chromis viridis is a species of damselfish. Individuals tend to be iridescent apple-green and light blue, and reach a maximal length of 10 cm.
Chromis chromis, the damselfish or Mediterranean chromis, is a small species of ray-finned fish of the family Pomacentridae from the Eastern Atlantic and Mediterranean.
The spiny chromis is a species of damselfish from the western Pacific. It is the only member of the genus Acanthochromis.
Hypoplectrus indigo, the indigo hamlet, is a species of marine ray-finned fish, a sea bass from the subfamily Serraninae which is part of the family Serranidae, which also includes the groupers and anthias. It is found in the central western Atlantic Ocean. It occasionally makes its way into the aquarium trade.
Chromis brevirostris, or colloquially known as the shortsnout chromis, is a type of damselfish that was described in 2008 by R. Pyle, J. Earle, and B. Greene in the western Pacific Ocean. This species comes from the genus Chromis which contains eighty species and counting, including C. abyssus, C. circumaurea, C. degruyi, and C. earina. Chromis brevirostris can be found in the Pacific Ocean, located as far north as the Marshall Islands to as far south as Fiji and Vanuatu, and spanning from Palau to Paluwat of the Caroline Islands. The species’ name, Chromis brevirostris, derives from Latin origin; brevis and rostrum mean “short” and “snout” respectively. It is generally abundant in its environment, living at depths of 90–120 metres (300–390 ft), tending to live in groups ranging in size from six to several dozen.
Pycnochromis margaritifer, known commonly as the bicolor chromis, is a species of marine fish in the family Pomacentridae. The species was reclassified as Pycnochromis margaritifer in 2021, and is still listed under the former name Chromis margaritifer in some places.
The Barrier Reef chromis, also known as the yellowback puller or shining puller, is a species of damselfish in the family Pomacentridae native to the east coast of Australia. It is a small fish with a yellowish-brown dorsal surface separated by a dark stripe from its silvery flanks and underside.
The yellowtail reef fish is a species of damselfish in the family Pomacentridae.
Pycnochromis acares is a species of damselfish that is native to the Pacific Ocean.
The Azores chromis or Atlantic chromis is a species of damselfish from the family Pomacentridae which is found in the Macaronesian Islands of the temperate eastern Atlantic Ocean and has been reported from coastal regions of western Africa.
Chromis bowesi, known as the rhomboid chromis, is a species of damselfish in the family Pomacentridae. This species was first described in 2019 by Luiz A. Rocha and colleagues, along with Chromis hangganan and Chromis gunting, discovered and known from Verde Island, Batangas Bay and Puerto Galera Bay, in the Philippines.
Pycnochromis atripes, the dark-fin chromis, is a diurnal species of damselfish belonging to the genus Pycnochromis. It can be found in the Western Pacific Ocean in Christmas Islands and in north-western Australia in the East Indian Ocean to Kiribati, and north to Southern Japan. It can also be found in Tonga. It inhabits areas of outer reef and slopes which are rich in coral, appearing singly or in small groups near the bottom. It is oviparous, and the males of the species guard and aerate the eggs.>
Pycnochromis caudalis, the blue-axil chromis, is a diurnal species of damselfish belonging to the genus Chromis. It can be found in the Western Pacific Ocean and the Eastern Indian Ocean from Christmas Island in the Indian Ocean to the Pacific Ocean in Indonesia and the Solomon Islands, north to the Philippines, including Vietnam, the Cocos Islands, Brunei Darussalam, East Timor and Papua New Guinea. It can also be found in Kiribati, the Marshall islands, New Caledonia, Palau and Pohnpei in the Caroline Islands. It inhabits ledges and bases of small caves outside steep outer reef slopes. It is oviparous, and the males of the species guard and aerate the eggs.
Pycnochromis delta, the deep reef chromis, is a diurnal species of damselfish belonging to the genus Chromis. It can be found in the Indo-West Pacific, from Maldives and Christmas Island to Fiji, north to Taiwan and the Philippines, and south to Vanuatu. It can also be found in Tonga. It inhabits steep outer reef slopes with rich coral growth. They can either appear singly or in small groups remaining near shelter, often at the entrance of large caves or near its ceiling. It is oviparous, and the males of the species guard and aerate the eggs.
Chromis verater, commonly known as threespot chromis, is a species of damselfish endemic to Hawaii. The species is planktivorous.
Pycnochromis hanui, commonly known as chocolate-dip chromis, is a species of damselfish endemic to Hawaii.
 | This Pomacentridae article is a stub. You can help Wikipedia by expanding it. |