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Posts tagged ‘lake trout’

Something’s Fishy in Yellowstone Lake, Part II

On July 30, 1994, an angler caught a white-spotted fish, just shy of 17 inches long, in Yellowstone Lake. The accompanying guide identified it as a lake trout, a species previously undocumented in Yellowstone Lake, and notified park rangers. Less than a week later, a second lake trout of similar size was caught and reported. As news of the find hit the media, more people came forward to report lake trout.

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Something’s Fishy in Yellowstone Lake, Part I

Yellowstone National Park recently announced that it had removed over 300,000 lake trout from Yellowstone Lake during its summer 2012 gill-netting operations.  Yes, that’s three hundred thousand of the non-native, predatory fish pulled out of the lake, all in a single season.  And many of them are real whoppers, like the one held by Park Service fisheries biologist Phil Doepke in the NPS photo at left.

Where did all these lake trout come from?  Why does the park want them gone?  How has the lake trout’s presence in Yellowstone Lake affected other organisms, such as the iconic cutthroat trout? Read more

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