SpeciesWhite SuckerNative • Sucker FamilyLongnose SuckerNative • Sucker FamilyYellowstone Cutthroat TroutNative • Trout FamilyBrook TroutIntroduced • Trout FamilyBrown TroutIntroduced • Trout FamilyRainbow TroutIntroduced • Trout FamilyMountain WhitefishNative • Trout FamilyMottled SculpinNative • Sculpin Family