This report addresses the importance of reintroducing anadromous salmon to the Upper Columbia River and outlines potential ecological impacts and risks. It focuses on a risk and benefit assessment framework for salmon reintroduction, considering multiple aspects such as predator-prey relationships, disease risk, competition with native species, and potential contamination. The report emphasizes a precautionary approach, careful risk assessment, and mitigation planning. The framework is adaptable for future reintroduction strategies. The report identifies knowledge gaps and recommends research. The goal is to inform a comprehensive salmon reintroduction plan, focusing on Indigenous needs and ecosystem benefits. The report reflects a screening-level tool to prioritize risks and facilitate a well-informed salmon reintroduction process in the Upper Columbia River.
