Ectodini

Xenotilapia is a genus of cichlids species endemic to Lake Tanganyika in east Africa.

species of fish

Lestradea is a genus of East African cichlids from the Lake Tanganyikan endemic tribe Ectodini.

Ophthalmotilapia is a small genus of four cichlid species endemic to Lake Tanganyika in East Africa.

Callochromis is a genus of cichlids native to shallow, sandy bottom areas of Lake Tanganyika in East Africa. As sandsifters, all species eat sand-dwelling invertebrates. Unlike many other sandsifters, Callochromis species are somewhat aggressive, especially when breeding. C. pleurospilus has become popular with fishkeeping hobbyists because of their compact size, iridescent colors, and hardiness.

Ectodini is a tribe of cichlids that are endemic to Lake Tanganyika in East Africa. They live in the benthic zone. Most of the genera in this tribe are monotypic. These fishes show diverse morphology and behaviour and the tribe includes taxa which live in sandy, muddy and rocky habitats.

Cunningtonia longiventralis is a species of cichlid endemic to Lake Tanganyika in East Africa where it is found near rocky shores. It eats floating plankton. This species reaches a length of TL. It can also be found in the aquarium trade. it is the only known member of its genus. The generic name honours the British zoologist and anthropologist William Alfred Cunnington (1877-1958), the leader of the expedition to Lake Tanganyika during which type was collected.

Ectodus descampsii is a species of cichlid fish endemic to Lake Tanganyika in East Africa where it prefers areas with substrates of coarse sand. It feeds on micro-organisms, algae and diatoms. This species reaches a length of TL. It is also found in the aquarium trade. It is currently the only known member of its genus. The specific name honours Capitaine Georges Descamps (1855-1938), a Belgian officer in the anti-slavery movement at Lake Tanganyika.

Xenochromis hecqui is a species of cichlid endemic to Lake Tanganyika in East Africa. It is mainly found at depths of , but has been recorded somewhat deeper, even in waters virtually devoid of oxygen. This species is a scale eater, consuming the scales off of other fishes, but will also feed on copepods. It can reach a total length of up to . Currently it is the only known member of its genus.

Aulonocranus dewindti is a species of cichlid endemic to Lake Tanganyika and some rivers which flow into it.

Cardiopharynx schoutedeni is a species of cichlid endemic to Lake Tanganyika in East Africa. It is found in Burundi, the Democratic Republic of the Congo, Tanzania, and Zambia. This semi-pelagic fish prefers habitats over sandy bottoms where it feeds on aquatic microorganisms. It can reach a length of TL. It is also found in the aquarium trade. The specific name honours the Belgian zoologist Henri Schouteden (1881-1972) who was director of Musée Royal de l'Afrique Centrale in Tervuren and who was one of the first zoologists to collect this species.

Grammatotria lemairii is a species of cichlid endemic to Lake Tanganyika in East Africa where it prefers areas with sandy substrates. This species can reach a length of TL. It is currently the only known member of its genus. The species is occasionally kept as an aquarium fish. The specific name honours Lieutenant Charles Lemaire (1863–1925) who was the leader of the Congo Free State Expedition, which collected specimens of fishes at Lake Tanganyika, including the type of G. lemairii.