The U.S. Army Corps of Engineers, Bureau of Reclamation and Bonneville Power Administration signed a joint Record of Decision on Monday that commits the agencies to implementing immediate and long-term actions identified in July in a final environmental impact statement for operations of 14 Columbia/Snake River mainstem dams. The Columbia River Systems Operations EIS also includes a new biological opinion for 13 species of salmon and steelhead listed under the Endangered Species Act.