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    • Final biological opinion for the operation of Glen Canyon Dam

    • Final biological opinion for the operation of Glen Canyon Dam
    • U.S. Fish and Wlidlife Service
    • Floods--Colorado River (Colo.-Mexico); Sedimentation and deposition--Colorado River (Colo.-Mexico); Aquatic biology--Colorado River (Colo.-Mexico)
    • 88 pages (PDF version). File slze; 1159.4 KB. The consultation considered the impact of changing the dam's water flow on the local species of humpback chub (Gila cypha), the Kanab ambersnail (Oxyloma haydeni kanabensis), razorback sucker...

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