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.
Chromis is a genus of fish in the family Pomacentridae. While the term damselfish describes a group of marine fish including more than one genus, most damselfish are in the genus Chromis. These fish are popular aquarium pets due to their small size, tolerance for poor water quality, and bright colors, though their lifespans tend to be shorter than other fish.
The smokey chromis, also known as the smokey puller or the yellow demoiselle, is a damselfish of the genus Chromis, found in the tropical waters of the eastern Indian Ocean, and the western Pacific Ocean across to north New Zealand, at depths of between 3 and 25 metres, off rocky or coral reef areas. Its length is between 5 and 10 cm.
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.
Nemateleotris magnifica, known by a variety of common names including fire goby, magnificent fire fish, fire dartfish, or red fire goby, is a species of dartfish native to coral reefs of the Indian and Pacific oceans.
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.
The spiny chromis is a species of damselfish from the western Pacific. It is the only member of the genus Acanthochromis.
Pycnochromis amboinensis, the Ambon chromis, is a damselfish from the Western Pacific. It occasionally makes its way into the aquarium trade. It grows to a size of 9 cm (3.5 in) in length.
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.
The yellowtail reeffish is a species of damselfish in the family Pomacentridae.
Pycnochromis vanderbilti, Vanderbilt's chromis, is a species of damselfish native to the Indian Ocean and the Pacific Ocean. The specific name honours the yachtsman and explorer George Washington Vanderbilt III (1914-1961), the organiser of an expedition to Oahu in 1940 during which the type was collected. In naming this species Fowler acknowledged Vanderbilt for his role in developing the collection of fishes at the Academy of Natural Sciences of Philadelphia.
Pycnochromis acares is a species of damselfish 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 albomaculata, the white-spotted chromis, is a diurnal species of damselfish belonging to the genus Chromis. It can be found in the North Western Pacific Ocean in the Izu Islands, Okinawa Island, the Ogasawara Islands and in Taiwan. It inhabits steep slopes and rocky bottoms on offshore reefs. It is oviparous, and the males of the species guard and aerate the eggs.
Chromis alpha, the yellow-speckled chromis, is a diurnal species of damselfish belonging to the genus Chromis. It can be found in the Indo-Pacific region from Christmas Island to the Society Islands, north to the Mariana Islands, south to New Caledonia, through Micronesia. It inhabits clear lagoons and seaward reefs appearing singly or in loose aggregations near caves or ledges. It is commonly found over branching corals and leeward coasts, and it feeds on plankton. It is oviparous, and the males of the species guard and aerate the eggs.
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.>
Chromis crusma, the valaparaiso chromis, is a species of damselfish belonging to the genus Chromis. It can be found in the South-Eastern Pacific Ocean, from Cabo Blanco, Peru to Talcahuano, Chile. 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.
Pycnochromis is a genus belonging to the family Pomacentridae, the damselfishes and clownfishes, which is found in the Indian and Pacific Oceans.
