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Grand Canyon humpback chub population improving

[Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, [2007] 2007

Grand Canyon humpback chub population stabilizing

[Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, [2006] 2006

Highlights

Upper Colorado River Endangered Fish Recovery Program, author.
Denver, CO : Upper Colorado River Endangered Fish Recovery Program and San Juan River Basin Recovery Implementation Program, 2010- 2010

Lost, a desert river and its native fishes a historical perspective of the lower Colorado River

Mueller, Gordon.
[Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, [2002] 2002

... Washington, D.C. briefing

Recovery Program for Endangered Fish of the Upper Colorado River Basin, author.
[Denver, CO] : Recovery Implementation Program for Endangered Fish Species in the Upper Colorado River Basin, -2000. 2000