Upper Columbia River Spring-run Chinook

ESA Listing Status: Endangered on June 28, 2005 pdf format 295kb

ESU Definition: This evolutionarily significant unit, or ESU, includes all naturally spawned populations of spring Chinook salmon in all river reaches accessible to spring Chinook salmon in Columbia River tributaries upstream of Rock Island Dam and downstream of Chief Joseph Dam in Washington, and six artificial propagation programs:

 Current Population Trends:

Critical Habitat: Designated Sept. 2, 2005 pdf format 621kb

Protective Regulations: Issued under ESA Section 9 pdf format15kb

Reintroduction Effort: Proposed Experimental Population Designation

Chinook Salmon Status Reviews

Chinook Salmon Federal Register Notices

Chinook Salmon Maps & GIS Data