The carnivores include specialized fish-eaters (genus Mesoborus), fin-eaters (Belonophago, Eugnathichthys and Phago) and species that will feed on both whole fish and fins (Ichthyborus).
Certain fish-eating groups include specialized feeders (Mesoborus genus), fin-specialized eaters (Belonophago, Eugnathichthys, and Phago), as well as species that dine on both entire fish and just the fins (Ichthyborus).