Snake River Spring Chinook 2025. With Snake River spring, summer Chinook on a ‘quasiextinction Therefore, there is a discontinuity in the timeseries for forecast and actual values that must be recognized. From then until about 2000, spring Chinook, fall Chinook and steelhead populations all increased by roughly three to four times over
PPT Update for Snake River Spring/Summer Chinook ESUs PowerPoint from www.slideserve.com
Therefore, there is a discontinuity in the timeseries for forecast and actual values that must be recognized. For consistent comparison of forecast with actual, dam count data prior to 2015 account for the earlier cutoff
PPT Update for Snake River Spring/Summer Chinook ESUs PowerPoint
2024 2024 2025 Forecast Return Forecast Spring Chinook Upriver Total * 121,000 116,332 122,500 Upper Columbia 19,400 18,224 21,500 Upper Columbia natural-origin 2,700 1,609 2,200 Snake River Spring/Summer ** 63,500 70,743 56,200 Snake River natural-origin** 9,200 10,514 9,800 Lower River Total The 2025 Snake River spring/summer Chinook forecast is 56,200, a decrease from both the 2024 forecast and actual return of 63,500 and 70,743, respectively The Columbia is 39 F today, green with some, light turbidity
FallRun Chinook Salmon Snake River ESU Species Conservation. Therefore, there is a discontinuity in the timeseries for forecast and actual values that must be recognized. Columbia River Spring Chinook 2025 Forecast About Same As Last Year's Actual Return; Lower For Summer Chinook, Sockeye January 10, 2025 Fisheries managers this year are forecasting a spring Chinook salmon run into the upper Columbia River that is slightly higher than last year's run, while predicting a slightly lower number of the Chinook than last year returning to the Snake River.
Figure 1 from Monitoring the Migrations of Wild Snake River Spring. The return of Snake River wild and hatchery chinook will be less than mediocre - the bad news Approve the proposed 2025 fishing seasons for Chinook Salmon in the Snake River, Lower Salmon River, Little Salmon River, Mainstem Clearwater River, Middle Fork Clearwater River, North Fork Clearwater River, and South Fork Clearwater River