Genus
Rhinichthys (Riffle daces)
Rhinichthys klamathensis klamathensis. Photo: (c) prickly_sculpin, some rights reserved (CC BY-NC)
Rhinichthys, known as the riffle daces, is a genus of freshwater fish in the carp family (Cyprinidae) of the order Cypriniformes. The type species is Rhinichthys atratulus, the blacknose dace. Rhinichthys species range throughout North America.