Report: Most Hatchery Salmon and Steelhead Are Released Above Bonneville Dam
- March 11, 2021
- John Harrison
![None](/media/filer_public/89/e3/89e3c5a3-e95a-4e7b-bf66-cc001fe2e1d7/Mel_Sampson_coho_hatchery_inside.png)
That’s a big shift from common practice before Congress passed the Northwest Power Act in 1980, from a prior concentration of hatcheries in the lower river to new facilities above Bonneville Dam, where the impacts of hydropower dams impacted natural production of salmon and steelhead.