The Pellegrin's barb is a species of cyprinid fish.
The Kessler's gudgeon is a European species of freshwater fish in the family Cyprinidae. It is found in the Danube and Vistula drainage basins, including parts of Poland, Austria, the Czech Republic, Ukraine, Bulgaria, Romania, Moldova, Hungary, Croatia, Bosnia and Herzegovina, Serbia, Montenegro, Slovakia, and Slovenia. It is a small fish of no economic or sporting importance. It was at one time classified as Gobio kessleri.
Clarias maclareni is a critically endangered species of catfish in the family Clariidae. It is endemic to Lake Barombi Mbo in western Cameroon. It is currently threatened because of pollution and sedimentation due to human activities, and potentially also by large emissions of carbon dioxide (CO2) from the lake's bottom (compare Lake Nyos). It is known to grow to 36 centimetres (14 in) TL. Large individuals feed mainly on other fishes (especially cichlids), while smaller individuals mainly feed on insects.
Haplochromis bayoni is a species of cichlid endemic to Lake Victoria. This species reaches a length of 15.4 centimetres (6.1 in) SL. The specific name honours the Italian British physician and researcher into sleeping sickness Henry Peter Bayon (1876-1952).
Haplochromis howesi is a species of cichlid endemic to Lake Victoria. This species can reach a length of 16.3 centimetres (6.4 in) SL. The specific name honours the British taxonomist Gordon J. Howes (1938-2013) of the British Museum.
Haplochromis michaeli is a species of cichlid endemic to Lake Victoria though it may now be extinct. This species can reach a length of 14.5 centimetres (5.7 in) SL. The specific name honours the collector of the type, the British fisheries scientist Michael Graham (1888-1972).
The threadfin cichlid is a species of cichlid endemic to Lake Tanganyika found in areas with rocky substrates on which it can graze on algae. This species can reach a length of 18 cm (7.1 in). It can be found in the aquarium trade. The specific name of this cichlid honours the British ichthyologist Ethelwynn Trewavas (1900-1993).
Pseudochromis sankeyi, the striped dottyback, is a species of ray-finned fish from the Western Indian Ocean which is a member of the family Pseudochromidae. It occasionally makes its way into the aquarium trade. It grows to a size of 7 cm in length. The specific name honours the British collector and wholesaler of marine fish Richard D. Sankey, who gave Roger Lubbock study specimens.
Osteobrama belangeri is a species of ray-finned fish in the genus Osteobrama. It was found in the Indian state of Manipur, but has been extirpated there and as of 2022 is found in the wild only in Myanmar. Farmed populations in Manipur and wild-caught fish from in Myanmar are used as food. The extirpation from Manipur was caused by dam building, habitat degradation and the introduction of alien species which caused the populations to fragment.
Heteroclinus whiteleggii, Whitelegg's weedfish, is a species of clinid native to reefs around New South Wales, Australia. This species can reach a maximum length of 10 centimetres (3.9 in) TL. The specific name honours the naturalist Thomas Whitelegge (1850-1927) who was a friend of Ogilby's friend and who collected the type.
Gymnocypris przewalskii is a species of cyprinid that is endemic to the Lake Qinghai basin in China, where it is the dominant fish species. G. przewalskii is a planktivore with a main population that migrates from the lake to rivers to spawn and another that lives its entire life in the nearby Ganzi River. The species is listed as endangered on the China Species Red List due to overfishing and habitat loss, which has led to suspension of its commercial fishery four times since 1989.
Ebomegobius goodi is a species of brackish water goby native to a stream in Cameroon and is known from a single specimen. This species grows to a length of 3.5 centimetres (1.4 in) SL. This species is the only known member of its genus. The genus name is a compound of Ebomé, the brackish stream where the species was found, and gobius while the specific name honours the missionary Albert Irwin Good (1884-1975), who collected West African fishes and collected the type of this species.
Gymnocypris potanini is a species of cyprinid fish endemic to China.
Steatocranus bleheri is species of fish in the cichlid family. It is endemic to the Kafubu River system, which is part of the Luapula drainage in the upper Congo River basin, in the Democratic Republic of the Congo.
Alestopetersius hilgendorfi is a species of African tetra fish found in the middle Congo River basin in the Democratic Republic of the Congo.
Phenacogrammus polli is a species of African tetra fish in the family Alestidae. It is found in the middle Congo River basin in the Ruki River drainage, the Lomami river and the Lindi-Tshopo river in the Democratic Republic of the Congo.
Epiplatys ansorgii is a species of killifish in the family Nothobranchiidae. It is an African rivuline that is native to fresh water habitats in the southern tributaries of the lower Ogowe River system and then southward to the lower Congo River system in West Africa.
Exostoma vinciguerrae is a species of sisorid catfish in the family Sisoridae. It is found in Myanmar and India.
Exostoma stuarti is a species of sisorid catfish in the family Sisoridae. It is found in Myanmar.
Scorpaenopsis ramaraoi, Rama Rao's scorpionfish, is a species of venomous marine ray-finned fish belonging to the family Scorpaenidae, the scorpionfishes. This species is found in the Indo-West Pacific from Pakistan to New Britain and Papua New Guinea.
