Chanidae - Milkfish have a generally symmetrical and streamlined appearance, with a sizable forked caudal fin.

Kneriidae - The Kneriidae are a small family of freshwater gonorhynchiform fishes native to Africa.

Gonorynchidae - The beaked salmon are a type of long thin gonorynchiform ray-finned fish that live on sandy bottoms near shorelines.


Phractolaemidae - The hingemouth, Phractolaemus ansorgii, is a small freshwater fish that is found only in west central Africa, the sole member of the family Phractolaemidae.