a small cutthroat trout, Salmo clarkii. See 1960 quote.
See also: mountain trout
- 1932  The mountain cut-throats are similar in their qualities as game fish to the coastal forms.
- 1960  Certain small, fine-scaled types of cutthroat--the "Yellowstone" and "Mountain" cutthroats--provide good fishing in the southeastern and central parts of the province. . . .