Columbia River Spring Chinook 2025. The overall forecasted return of adult spring chinook to the. The states have released their forecasts for the 2025 spring chinook return to the columbia river and its tributaries.

Olympia — fishery managers from washington and oregon on feb. Less than 1 percent of the juvenile wild upper columbia spring chinook that migrate down the columbia river to the ocean past seven to nine dams return to three upper.