The Lewis and Clark Expedition was known to discover a fish also known as what?
Colter Falls:  The Lewis and Clark Expedition was known to discover Westslope cutthroat trout at the base of the falls. Westslope cutthroat trout: The westslope cutthroat trout ("Oncorhynchus clarki lewisi"), also known as the black-spotted trout, common cutthroat trout and red-throated trout is a subspecies of the cutthroat trout ("Oncorhynchus clarki") and is a freshwater fish in the salmon family (family Salmonidae) of order Salmoniformes.
black-spotted trout