ESA LISTING STATUS:  Listed as threatened on Apr. 22, 1992 (see correction on June 3, 1992); threatened status reaffirmed on June 28, 2005. NOAA Fisheries issued results of a five-year review on Aug. 15, 2011 (PDF 176KB), and concluded that this species should remain listed as threatened.

DESCRIPTION:  The ESU includes all naturally spawned populations of fall-run Chinook salmon in the mainstem Snake River below Hells Canyon Dam, and in the Tucannon River, Grande Ronde River, Imnaha River, Salmon River, and Clearwater River, as well as four artificial propagation programs: the Lyons Ferry Hatchery, Fall Chinook Acclimation Ponds Program, Nez Perce Tribal Hatchery, and Oxbow Hatchery fall-run Chinook hatchery programs.

CRITICAL HABITAT STATUS: A final designation was published on Dec. 28, 1993.

PROTECTIVE REGULATIONS: Final revised protective regulations were issued for this ESU on June 28, 2005.

STATUS REVIEWS & UPDATES:  Click here to view a list.

FEDERAL REGISTER NOTICES: Click here to view a list.

MAPS & GIS DATA: Click here to view.