 Westslope cutthroat trout

The westslope cutthroat trout ("Oncorhynchus clarkii lewisi"), also known as the black-spotted trout, common cutthroat trout and red-throated trout is a subspecies of the cutthroat trout ("Oncorhynchus clarkii") and is a freshwater fish in the salmon family (family Salmonidae) of order Salmoniformes.The cutthroat is the Montana state fish.