Middle Columbia River Steelhead

ESA Listing Status: Threatened on Jan. 5, 2006 228kb; 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 Wind and Hood Rivers (exclusive) to and including the Yakima River; excludes such fish originating from the Snake River basin. This DPS does include steelhead from seven artificial propagation programs:

Current Population Trends:

Critical Habitat: Designated Sept. 2, 2005 1.2MB

Protective Regulations: Issued June 28, 2005 295kb

Reintroduction Effort: Experimental Population Designation

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