WSPC12531 ‎(2)‎

• File Number: 8220.101.10
• Description: Colorado River Water Projects - Glen Canyon Dam-Lake Powell - Adaptive Management
• State: CO
• Basin: Colorado Mainstem
• Date: 3/1/1998
• Author: Unknown
• Title: Narrative for Biological Resources - Kanab Ambersnail - Distribution and Abundance - 03-01-98
• Water Supply Pro - Doc Type: Report/Study

0025L~

1.

U.S. Fish and Wildlife Service. 1993. Proposed rule to list the southwestern willow
flycatcher as endangered with critical habitat. Federal Register 58: 39495-39522, July 23.

U.S. Fish and Wildlife Service. 1994. Biological Opinion on the Operations of Glen
Canyon Dam. 21 December 1994 Memorandum, Phoenix Field Office.

U.S. Fish and Wildlife Service. 1995. Endangered and threatened wildlife and plants:
final rule to reclassify the bald eagle from endangered to Threatened in all of the lower 48
states. Federal Register 60(133):36000-36010, July 12, 1995

U.S. Fish and Wildlife Service. 1996. Biological Opinion on a Proposed Beach Habitat
Building Flow from Glen Canyon Dam. Memorandum, Phoenix Field Office.

U.S. Fish and Wildlife Service. 1997. Endangered and threatened wildlife and plants:
final determination of critical habitat for the southwestern willow flycatcher; correction.
Federal Register 62(161):44228.

U.S. Fish and Wildlife Service. 1997. Biological Opinion on the November 1997 - fall
test flow from Glen Canyon Dam. 30 October 1997 Memorandum, Phoenix Field Office.

U.S. Fish and Wildlife Service. 1997. Review of Sufficient Progress in implementation of
the Elements of the Reasonable and Prudent Alternative from the December 21,1994,
Biological Opinion on the Operations of Glen Canyon Dam. 5 December 1997
Memorandum, Phoenix Field Office.

Valdez, R, editor. 1995. Life history and ecology of the humpback chub (Gila cvpha) in
the Colorado River, Grand Canyon, Arizona. Bureau of Reclamation Draft Final Report,
Salt Lake City, UT.

Valdez, R 1997. Effects of an experimental flood on fish and backwaters in the Colorado
River, Grand Canyon, Arizona. pp. 60-62 in Grand Canyon Monitoring and Research
Center. Glen Canyon Dam beachlhabitat-building flow: abstracts and executive
summaries, April 1997. Grand Canyon Monitoring and Research Center, Flagstaff.

and T.L. Hoffnagle./n Review. Movement and diet of adult humpback chub
(Gila cypha) during an experimental flood in the Colorado River, Grand Canyon.
American Geophysical Union Monograph.

Valdez, RA. and RJ. Ryel. 1997. Life history and ecology of the humpback chub in the
Colorado River in Grand Canyon, Arizona. Pp. 3-31 in van Riper, C., ill and E. Deschler,
editors. Proceedings of the Third Biennial Conference of Research on the Colorado
Plateau. Transactions and Proceedings Series NPS/NRNAUINRTP-97/12, National Park
Service, Washington, D.C.

Valdez, RA. and RD. Williams. 1993. Ichthyofauna of the Colorado and Green rivers in
Canyonlands National Park, Utah. Pp. 2-22 in Rowlands, P.G., C. van Riper III, and
M.K. Sogge, editors. Proceedings of the First Biennial Conference on Research in
Colorado Plateau National Parks. Transactions and Proceedings Series