Upper Columbia River Steelhead

ESA Listing Status: Threatened on Aug. 24, 2009 46kb; updated April 14, 2014 503kb

DPS Definition: This distinct population segment, or DPS, includes naturally spawned anadromous O. mykiss (steelhead) originating below natural and manmade impassable barriers from the Columbia River and its tributaries upstream of the Yakima River to the U.S.-Canada border. Also, steelhead from six artificial propagation programs:

Current Population Trends:

Critical Habitat: Designated Sept. 2, 2005 622kb

Protective Regulations: Issued  Feb. 1, 2006 62kb

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