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<br />ECOLOGY AND CONSERVATION OF NATIVE FISHES IN THE UPPER COLORADO RivER BASIN
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<br />u.s. Fish and Wildlife Service. 1998a. Razorback
<br />sucker recovery plan. U.S. Fish and Wildlife Ser-
<br />vice, Denver.
<br />U.S. Fish and Wildlife Service. 2002a. Colorado
<br />pikeminnow (Ptychocheilus lucius) recovery goals:
<br />amendment and supplement to the Colorado
<br />squawflsh recovery plan. U.S. Fish and Wildlife
<br />Service, Denver.
<br />U.S. Fish and Wildlife Service. 2002b. Humpback
<br />chub (Gila cypha) recovery goals: amendment
<br />and supplement to the humpback chub recov-
<br />ery plan. U.S. Fish and Wildlife Service, Den-
<br />ver.
<br />U.S. Fish and Wildlife Service. 2002c. Bonytail (Gila
<br />etegans) recovery goals: amendment and supple-
<br />ment to the bonytail chub recovery plan. u.s.
<br />Fish and Wildlife Service, Denver.
<br />U.S. Fish and Wildlife Service. 2002d. Razorback
<br />sucker (Xyrauchen texanus) recovery goals:
<br />amendment and supplement to the razorback
<br />sucker recovery plan. U.S. Fish and Wildlife Ser-
<br />vice, Denver.
<br />Utah Division of Water Rights. 1994. Policy regard-
<br />ing applications to appropriate water and
<br />change applications which divert water from the
<br />Green River between Flaming Gorge Dam,
<br />downstream to the Duchesne River. Policy
<br />adopted on November 30, 1994, State Water
<br />Engineer, Robert L. Morgan, Salt Lake City.
<br />Utah Division of Wildlife Resources. 2004. Popula-
<br />tion estimates of humpback chub in Cataract
<br />Canyon. Final Report to Upper Colorado River
<br />Endangered Fish Recovery Program, Denver.
<br />Valdez, R. A. 1990. The endangered fish of Cata-
<br />ract Canyon. Final Report. U.S. Bureau of Rec-
<br />lamation, Salt Lake Ciry, Utah.
<br />Valdez, R. A., and S. W Carothers. 1998. The
<br />aquatic ecosystem of the Colorado River in
<br />Grand Canyon. Final Report ofSWCA, Inc. to
<br />U.S. Bureau of Reclamation, Salt Lake City,
<br />Utah.
<br />Valdez, R A., J. G. Carter, and R. J. Ryel. 1985.
<br />Drift of larval fishes in the upper Colorado
<br />River. Proceedings of the Western Association
<br />of Fish and Wildlife Agencies 171-185.
<br />Valdez, R. A., and G. C. Clemmer. 1982. Life his-
<br />tory and prospects for recovery of the hump-
<br />back chub and bonytail chub. Pages 109-119
<br />in W H. Miller, H. M. Tyus, and C. A. Carlson,
<br />editors. Fishes of the upper Colorado River sys-
<br />tem: present and future. Western Division,
<br />American Fisheries Society, Bethesda, Maryland.
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<br />Valdez, R. A., B. R. Cowdell, and L. D. Lentsch.
<br />1999. Ovetwinter survival of age-O Colorado
<br />pikeminnow in the Green River, Utah, 1987-
<br />1995. Final Report to Upper Colorado River
<br />Endangered Fish Recovery Program, Denver.
<br />Valdez, R. A., P. B. Holden, and T. B. Hardy. 1990.
<br />Habitat suitability index curves for humpback
<br />chub of the upper basin. Rivers 1 :31-42.
<br />Valdez, R. A., P. Mangan, M. McInerny, R. B. Smith.
<br />1982a. Fishery investigations of the Gunnison
<br />and Dolores rivers. Pages 321-365 in Colorado
<br />River Fishery Project, Final Report, Part 2: Field
<br />Investigations. U.S. Fish and Wildlife Service,
<br />Salt Lake City, Utah.
<br />Valdez, R. A., P. Mangan, R. Smith, B. Nilson.
<br />1982b. Upper Colorado River investigations
<br />(Rifle, Colorado to Lake Powell, Utah). Pages
<br />100-279 in Colorado River Fishery Project,
<br />Final Report, Part 2: Field Investigations. U.S.
<br />Fish and Wildlife Service, Salt Lake City, Utah.
<br />Valdez, R. A., and W J. Masslich. 1989. Winter
<br />habitat study of endangered fish - Green River:
<br />winter movement and habitat of adult Colorado
<br />squawflsh and razorback suckers. U.S. Bureau
<br />of Reclamation, Salt Lake City, Utah.
<br />Valdez, R. A., W J. Masslich, and A. Wasowicz.
<br />1992. Dolores River native fish habitat suitabil-
<br />ity study. Final Report, Utah Division of Wild-
<br />life Resources, Salt Lake City.
<br />Valdez, R. A., and P. Nelson. 2004. Green River
<br />subbasin floodplain management plan. Upper
<br />Colorado River Endangered Fish Recovery Pro-
<br />gram, Denver.
<br />Valdez, R. A., and P. Nelson. 2005. Upper Colorado
<br />River subbasin floodplain management plan.
<br />Upper Colorado River Endangered Fish Recov-
<br />ery Program, Denver.
<br />Valdez, R. A., and R. J. Rye!. 1997. Life history and
<br />ecology of the humpback chub in the Colorado
<br />River in Grand Canyon, Arizona. Pages 3-31
<br />in C. van Riper, III and E. T. Deshler, editors.
<br />Proceedings of the Third Biennial Conference
<br />of Research on the Colorado Plateau. National
<br />Park Service Transactions and Proceedings Se-
<br />ries 97/12, Denver.
<br />Valdez, R. A., and E. J. Wick. 1983. Natural vs.
<br />manmade backwaters as native fish habitat. Pages
<br />519-536 in V. D. Adams and V. A. Lamarra,
<br />editors. Aquatic resources management of the
<br />Colorado River ecosystem. Ann Arbor Science
<br />Publications, Ann Arbor, Michigan.
<br />Valdez, R. A., and R. D. Williams. 1993. Ichthyo-
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