IUCN threat status:

Least Concern (LC)


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Range Description

Pacific Slope drainages from Nass River, British Columbia, to Rogue, Klamath, and Columbia river drainages, Oregon, Idaho, Nevada, and Wyoming; Bonneville basin, southern Idaho, western Wyoming, Utah, and eastern Nevada (Andersen and Deacon 1996); Peace River system (Arctic basin), Alberta and British Columbia; introduced in upper Missouri River system (Montana), and upper Colorado River drainage (Wyoming, Utah, Colorado, and Arizona); common, often abundant (Page and Burr 1991).


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© International Union for Conservation of Nature and Natural Resources

Source: IUCN

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