Cutthroat Trout

• Engineering firm fined $1M over B.C. spill linked to 85 trout deaths

  An investigation into the deaths of about 85 cutthroat trout found construction activities led to a discharge of concrete leachate into groundwater that flowed into Larson Creek.

  Environment

  Apr 12, 2023
  
• Johnson Lake drained in effort to eliminate parasite

  Parks Canada has taken a dramatic step in the war against whirling disease by partially draining Johnson Lake in Alberta.

  Environment

  Oct 23, 2019
  
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• Trout population in Larson Creek may be wiped out after accident at construction site

  Seventy-six cutthroat trout — likely the entire population in West Vancouver's Larson Creek — are all dead after a spill last Monday from a construction site working on ground stabilization.

  May 6, 2018
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• World-class trout stream in Alberta infected by whirling disease: CFIA

  Canada's food inspection agency says the Bow River, a world-class Alberta trout stream, has been infected by whirling disease.

  Feb 10, 2017
• Most Alberta trout streams threatened: survey

  Virtually all southern Alberta streams that spawn native trout are threatened by industrial development or overuse, says a survey from a respected fisheries biologist.

  Environment

  Jul 12, 2015