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Evaluation of mitigation effectiveness at hydropower projects fish passage.

[Washington, D.C.] : Division of Hydropower Administration and Compliance, Office of Energy Projects, Federal Energy Regulatory Commission, [2004] 2004

Fish passage in the United States making way for the nation's migrating fish

[Silver Spring, Md. : U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, National Marine Fisheries Service, Office of Habitat Conservation, 2008?] 2008