The following list of known freshwater fish species, subspecies, and hybrids occurring in the U.S. state of Idaho is taken from Wydoski and Whitney (2003). Some scientific names have been updated or corrected. Asterisks denote introduced fishes. The list includes several anadromous species.


Petromyzontiformes

Family Petromyzontidae

Acipenseriformes

Family Acipenseridae

Clupeiformes

Family Clupeidae

Cypriniformes

Family Catostomidae

Family Cyprinidae

Cyprinodontiformes

Family Poeciliidae

Esociformes

Family Esocidae

Perciformes

Family Centrarchidae

Family Cichlidae

Family Percidae

Percopsiformes

Family Percopsidae

Gadiformes

Family Gadidae

Salmoniformes

Family Salmonidae

Scorpaeniformes

Family Cottidae

Siluriformes

Family Ictaluridae


References