bull trout

Century Dictionary and Cyclopedia

1. n. A name loosely applied to certain varieties of different species of the genus Salmo, as of S. salar, S. trutta, S. cambricus.
2. n. Salvelinus malma, of northern and western North America and Kamchatka.

GNU Webster's 1913

1. In England, a large salmon trout of several species, as Salmo trutta and Salmo Cambricus, which ascend rivers; -- called also sea trout.
2. Salvelinus malma of California and Oregon; -- called also Dolly Varden trout and red-spotted trout.
3. The huso or salmon of the Danube.