Definition of bull trout in English:

bull trout

noun

  • 1A North American trout that resembles the Dolly Varden, found in cold rivers and lakes.

    Salvelinus confluentus, family Salmonidae

    • ‘Co-occurrence of Dolly Varden and bull trout in the same drainages, as well as strict sympatry, has been noted in northwestern British Columbia.’
    • ‘Silver Bow Creek, once a spawning ground for huge bull trout, was an open industrial sewer.’
    • ‘Logging above these rugged, steep and already denuded streams won't benefit the protected critical habitat of the bull trout.’
    • ‘There is a need for widespread research and characterization of chars in this area to establish the true range of both bull trout and Dolly Varden.’
    • ‘In the Coastal-Puget Sound areas, Dolly Varden occupy the same habitat as bull trout and are so similar that the two species cannot easily be told apart in the field.’
    • ‘This in turn could possibly affect the red band trout and the threatened bull trout.’
    • ‘Somebody should ask the grizzlies and bull trout.’
    • ‘The previously listed bull trout populations inhabit the Klamath, Columbia, and Jarbidge River systems.’
    • ‘Similarly, contact between bull trout and northern-form Dolly Varden raises the possibilities of hybridization and competition.’
    • ‘This would protect approximately 7 miles of habitat for the bull trout.’
    • ‘It is suspected that debris has entered the Perry River - a fish-bearing river that is home to bull trout, which the Forest Practices Code of B.C. identifies as a ‘species at risk’.’
    • ‘We do know that lynx, grizzlies, wolves, bald eagles, and bull trout all live in that area.’
    • ‘In summer, nothing beats fly-fishing the Elk River for cutthroat and bull trout.’
    • ‘For all such criteria, the five ‘unknown’ specimens in this study exhibited values consistent with bull trout rather than Dolly Varden.’
    • ‘A mile or so of the road had been washed out by a flood in 1995, and the agency had decided to keep it closed, saying that construction would hasten erosion and threaten the river's dwindling population of bull trout.’
    • ‘In one restored creek, bull trout returned to spawn the first year after the habitat restoration was accomplished!’
    • ‘In tributaries feeding the lake, brook trout competed with young bull trout for food and in the lake, lake trout preyed on bull trout.’
    • ‘These projects have restored habitat for bull trout, bald eagles, grizzly bears, gray wolves, and many other species.’
    • ‘While rainbows (and native Yellowstone cutthroat trout) are most susceptible to fatal whirling disease infection, brown trout and Montana's native westslope cutthroat trout, bull trout, and Arctic grayling are less so.’
    • ‘So does that of the bull trout that spawn and rear their young in the region's Rock Creek - a waterway off the Clark Fork River that may be one of the best places for this fish, listed as threatened, to recover.’
    1. 1.1British A sea trout.
      • ‘Bull trout are fish which never get past the estuary.’
      • ‘The Bull Trout has fin rays the same as those of the Sea Trout, and like it, varies so much that the only external difference seems to be in the colour of the sides, which are brownish instead of silvery.’
      • ‘The bull-trout often runs up to a far greater size, and fish of above 20 and even up to 30 lb are not very uncommon.’