(Coelotilapia joka)
Coelotilapia joka is a species of cichlid fish from Sierra Leone and Liberia in West Africa. It is an oval shaped fish with a black body coloring. Eight to nine yellow, transverse stripes mark the body. The head has small, irregular yellow lines that extend from the eye to the snout, forehead, and mouth. It is one of the few tilapia species that are kept in aquariums.