There are at least 31 game and 59 non-game fish species known to occur in Montana. Among Montana's fish, three are listed as endangered or threatened species and the Montana Department of Fish, Wildlife and Parks lists a number of species as species of concern. Species are listed by common name, scientific name, typical habitat and occurrence. Common and scientific names are from the Montana Field Guide. Game fish Trout Order: Salmoniformes, Family: Salmonidae Native species Westslope cutthroat trout, Oncorhynchus clarkii lewisi (Salish: Pisɫ) Yellowstone cutthroat trout, Oncorhynchus clarkii bouvieri Columbia River redband trout, Oncorhynchus mykiss gairdneri Bull trout, Salvelinus confluentus (Salish: Aáy or Ɫaʔáy; Kutenai: Tuhuǂ) Arctic grayling, Thymallus arcticus Lake trout, Salvelinus namaycush Mountain whitefish, Prosopium williamsoni (Salish: X̣ʷy̓u) Pygmy whitefish, Prosopium coulteri Lake whitefish, Coregonus clupeaformis Non-native, exotic species Rainbow trout, Oncorhynchus mykiss (Other than the redband subspecies, rainbow trout are an introduced species in Montana) Brown trout, Salmo trutta Golden trout, Oncorhynchus mykiss aguabonita Brook trout, Salvelinus fontinalis Chinook salmon, Oncorhynchus tshawytscha Kokanee salmon, Oncorhynchus nerka Cisco, Coregonus artedi Paddlefish Order: Acipenseriformes, Family: Polyodontidae Paddlefish, Polyodon spathula Pike Order: Esociformes, Family: Esocidae Non-native, exotic species Northern pike, Esox lucius Tiger muskellunge, Esox masquinongy × lucius Bass, Sunfish Order: Perciformes, Family: Centrarchidae Non-native, exotic species Black crappie, Pomoxis nigromaculatus Largemouth bass, Micropterus salmoides Smallmouth bass, Micropterus dolomieu White crappie, Pomoxis annularis Perch Order: Perciformes, Family: Percidae Native species Sauger, Sander canadensis Non-native, exotic species Yellow perch, Perca flavescens Walleye, Sander vitreus Catfish Order: Siluriformes, Family: Ictaluridae Native species Channel catfish, Ictalurus punctatus Sturgeon Order: Acipenseriformes, Family: Acipenseridae Native species Pallid sturgeon, Scaphirhynchus albus Shovelnose sturgeon, Scaphirhynchus platorynchus White sturgeon, Acipenser transmontanus Burbot Order: Gadiformes, Family: Gadidae Native species Burbot, Lota lota Non-game fish Bass, sunfish Order: Perciformes, Family: Centrarchidae Non-native, exotic species Bluegill, Lepomis macrochirus Green sunfish, Lepomis cyanellus Pumpkinseed, Lepomis gibbosus Rock bass, Ambloplites rupestris Perch Order: Perciformes, Family: Percidae Native species Iowa darter, Etheostoma exile Temperate basses Order: Perciformes, Family: Moronidae Non-native, exotic species White bass, Morone chrysops Catfish Order: Siluriformes, Family: Ictaluridae Native species Stonecat, Noturus flavus Non-native, exotic species Black bullhead, Ameiurus melas Yellow bullhead, Ameiurus natalis Drum Order: Perciformes, Family: Sciaenidae Native species Freshwater drum, Aplodinotus grunniens Smelt Order: Salmoniformes, Family: Osmeridae Non native, exotic species Rainbow smelt, Osmerus mordax Gars Order: Lepisosteiformes. Family: Lepisosteidae Native species Shortnose gar, Lepisosteus platostomus Mooneyes Order: Hiodontiformes, Family: Hiodontidae Native species Goldeye, Hiodon alosoides Mollies