African tetra

Alestidae
Brycinus longipinnis
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Characiformes
Superfamily:	Alestioidea
Family:	Alestidae
Genera
Alestes Alestopetersius Arnoldichthys Bathyaethiops Brachypetersius Brycinus Bryconaethiops Clupeocharax Duboisialestes Hemigrammopetersius Hydrocynus Ladigesia Lepidarchus Micralestes Nannopetersius Petersius Phenacogrammus Rhabdalestes Tricuspidalestes

African tetras (family Alestidae, formerly spelled Alestiidae) are a group of characiform fish exclusively found in Africa. This family contains about 18 genera and 119 species. Among the best known members are the Congo tetra, and African tigerfish.

...
Wikipedia