WAcanthosphex leurynnis, the Wasp-spine velvetfish, is a species of velvetfish native to the Indo-Pacific from India to the Gulf of Thailand. This species grows to a length of 2.1 centimetres (0.83 in) SL. This species is the only known member of its genus.
WThe browncheek blenny is a species of chaenopsid blenny found in coral reefs in the Gulf of California, in the eastern central Pacific ocean. It can reach a maximum length of 6 cm (2.4 in) TL. This species feeds primarily on zooplankton. The identity of the person honoured in the specific name of this specie was not specified but it is thought to be the explorer and philanthropist Charles Templeton Crocker (1884-1948).
WCirripectes vanderbilti, the scarface blenny, is a species of combtooth blenny found in coral reefs in the Hawaiian and Johnston islands in the eastern central Pacific ocean. This species reaches a length of 10 centimetres (3.9 in) SL.
WCtenacanthus is a prehistoric cartilaginous fish genus. Remains have been found in the Bloyd Formation in Arkansas, United States and in South America.
WDendrochirus biocellatus, known commonly as the twospot turkeyfish or ocellated lionfish among other vernacular names, is a species of marine fish in the family Scorpaenidae. The twospot turkeyfish is widespread throughout the tropical waters of the Indo-West Pacific region, and it grows up to 13 centimetres (5.1 in) in length. In the wild, the species eats small fish as well as shrimp.
WThe Dharna barb is a species of ray-finned fish in the genus Puntius. It is endemic to India.
WDoryrhamphus pessuliferus or the yellowbanded pipefish is a species of pipefish native to the Western Central Pacific, from the Philippines to Australia. It is found in inshore patch reefs and sometimes estuaries up to 44 m deep. It feeds on micro-crustaceans and cleans parasites off other fish.
WDunckerocampus pessuliferus is a species of marine fish of the family Syngnathidae. It is a coastal species, inhabiting waters around the Coral Triangle, including the Philippines, Indonesia, and northwestern Australia. It lives in coral patches on sandy and muddy slopes at depths of 15–44 metres (49–144 ft), where it can grow to lengths of 16 centimetres (6.3 in). It is an active cleaner, feeding off of parasitic crustaceans growing on other fishes. The adult fish form pairs and are normally observed swimming along the bottom around large remote coral heads on muddy slopes. This species is ovoviviparous, with males carrying eggs and giving birth to live young.
WElacatinus puncticulatus is a species of goby from the eastern central Pacific Ocean where it is found on reefs from the Gulf of California to Ecuador. This species occurs at depths of from 2 to 6 m, usually in association with the sea urchin Eucidaris thouarsii. It grows to a standard length of 4.4 cm (1.7 in). It occasionally is found in the aquarium trade.
WHemigrammus pulcher is a semi-popular aquarium species, also known as the pretty tetra, garnet tetra or black wedge tetra. In the wild, the species is found near Iquitos in the Peruvian Amazon, and probably also in Brazil and Colombia.
WThe Mexican blind brotula is a species of viviparous brotula endemic to Mexico, where it is found in sinkholes and caves. It is known as sak kay in Mayan and dama blanca ciega in Spanish. This cavefish grows to a standard length of 9.7 cm (3.8 in). It is the only known member of its genus.
WNemateleotris 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 the Indian and Pacific oceans from the eastern coast of Africa to the Hawaiian Islands and from the Austral Islands north to the Ryukyu Islands. It is an inhabitant of coral reefs where it can be found at depths of from 6 to 70 metres. It is usually found just above the bottom, facing into the current, where it awaits its prey of small invertebrates.
WNothobranchius brieni is a species of brightly colored fish in the family Nothobranchiidae. It is endemic to freshwater habitats in the south-eastern parts of the Democratic Republic of the Congo.
WThe Pacific leaping blenny, also known as the leaping rockskipper, is a species of combtooth blenny in the genus Alticus. The blennies are oviparous, and form distinct pairs when mating. Males can reach a maximum total length of 8 centimetres. These fish feed primarily on benthic algae, which they consume by scraping off rocky surfaces.
WPolyipnus asteroides, commonly known as the shortspine tenplate, is a species of ray-finned fish in the family Sternoptychidae. It occurs in deep water in the western Atlantic Ocean from the Gulf of Maine southward to the Caribbean Sea and the Gulf of Mexico. It occurs to a depth of about 500 metres (1,600 ft).
WPolyipnus triphanos, commonly known as the threelight hatchetfish, is a species of ray-finned fish in the family Sternoptychidae. It occurs in deep water in the Indo-Pacific Ocean, at depths between about 322 and 966 metres.
WPtereleotris zebra, the Zebra barred dartfish, Chinese zebra goby, is a species of dartfish native to the Indian Ocean and the western Pacific Ocean. An inhabitant of reefs, it can be found in schools at depths of from 2 to 31 metres though usually no deeper than 4 metres (13 ft). This species can reach a length of 12 centimetres (4.7 in) SL. It can also be found in the aquarium trade.
WSalmo peristericus, or the Prespa trout is a variety of trout, a freshwater fish in the family Salmonidae. It is endemic to the Lake Prespa watershed at the border area of Greece and North Macedonia.
WThe slender redfin is an African freshwater fish species in the family Cyprinidae.
WAmblyeleotris guttata, the Spotted prawn-goby is a species of goby native to reefs of the Western Pacific Ocean, that includes the Philippines to Tonga, north to the Ryukyu Islands, south to Australia.