Benitochromis is a small genus of cichlid fishes that are endemic to riverine and lake habitats in Middle Africa (Cameroon and Equatorial Guinea, including the island of Bioko). Several of these species were originally assigned to the genus Chromidotilapia. The genus Benitochromis was erected by Dr Anton Lamboj in 2001 and currently contains six species: B. finleyi, B. batesii, B. conjunctus, B. nigrodorsalis, B. ufermanni and B. riomuniensis. It is also possible that there are a number of other Benitochromis species yet to be described. Benitochromis nigrodorsalis is a benthopelagic, non-migratory species typically occupying habitats with a pH range from …