Hatchery Broodstock Summaries and Assessments for Chum, Coho, and Chinook Salmon and Steelhead Stocks within Evolutionarily Significant Units listed under the Endangered Species Act

摘要

As part of the process of updating the status of Endangered Species Act (ESA) listed salmon species, staff at the Northwest Fisheries Science Center (NWFSC) and Southwest Fisheries Science Center (SWFSC) have evaluated the relationships between hatchery stocks and listed natural salmon and steelhead populations in the Pacific Northwest and California.