redthroat trout

from The Collaborative International Dictionary of English v.0.48

Mykiss \My"kiss\, n. [Russ. muikize, prob. fr. a native name.]
   (Zool.)
   A salmon ({Salmo mykiss}, syn. {Salmo purpuratus}) marked
   with black spots and a red throat, found in most of the
   rivers from Alaska to the Colorado River, and in Siberia; --
   called also {black-spotted trout}, {cutthroat trout}, and
   {redthroat trout}.
   [Webster 1913 Suppl.]