There are at least 31 game and 59 non-game fish species known to occur in Montana.
[1] 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.
[2] Species are listed by common name, scientific name, typical habitat and occurrence.
Common and scientific names are from the Montana Field Guide.
[1] Order: Salmoniformes, Family: Salmonidae[3] Order: Acipenseriformes, Family: Polyodontidae[6] Order: Esociformes, Family: Esocidae[7] Order: Perciformes, Family: Centrarchidae[8] Order: Perciformes, Family: Percidae[9] Order: Siluriformes, Family: Ictaluridae[10] Order: Acipenseriformes, Family: Acipenseridae [11] Order: Gadiformes, Family: Gadidae[12] Order: Perciformes, Family: Centrarchidae[8] Order: Perciformes, Family: Percidae[9] Order: Perciformes, Family: Moronidae[13] Order: Siluriformes, Family: Ictaluridae[10] Order: Perciformes, Family: Sciaenidae[14] Order: Salmoniformes, Family: Osmeridae[15] Order: Lepisosteiformes.