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Joanna Gilkeson/USbet365下载ios
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As numbers of Lahontan cutthroat trout dwindled, their position as top predator in Lake Tahoe was backfilled by stocked nonnative sportfish such as lake trout, rainbow trout and kokanee salmon, and was eventually listed under the Endangered Species Act in 1970. Credit: Joanna Gilkeson/USbet365下载ios