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Tyus, H. M., and G. B. Haines. In review. Distribution, abundance, habitat
<br />use, and growth of young Colorado squawfish in the Green River basin,
<br />Colorado and Utah.
<br />Tyus, H. M., and C. A. Karp. 1989. Habitat use and streamflow needs of rare
<br />and endangered fishes, Yampa River, Colorado. U.S. Fish Wildlife Service,
<br />Biol. Rep. 89(14). 21pp.
<br />Tyus, H. M., and C. A. Karp. In review. Spawning and movements of razorback
<br />sucker, Xyrauchen texanus, in the Green River basin of Colorado and Utah.
<br />Tyus, H. M., and C. W. McAda. 1984. Migration, movements, and habitat
<br />preferences of Colorado squawfish, Ptvchocheilus Lucius, in the Green,
<br />White and Yampa rivers, Colorado and Utah. Southwestern Naturalist
<br />29:289-299.
<br />Tyus, H. M., and W. L. Minckley. 1988. Migrating Mormon crickets, Anabrus
<br />simalex (Orthoptera: Tettigoniidae), as food for stream fishes. Great
<br />Basin Naturalist 48:25-30.
<br />Tyus, H. M., and N. Nikirk. In press. Growth, diet, and status of channel
<br />catfish, Ictalurus punctatus, in the Green and Yampa rivers, Colorado and
<br />Utah. Southwestern Naturalist.
<br />Tyus, H. M., B. D. Burdick, R. A. Valdez, C. M. Haynes, T. A. Lytle, and C. R.
<br />Berry. 1982a. Fishes of the Upper Colorado River Basin: Distribution,
<br />abundance and status. Pages 12-70 in W.H. Miller, H.M. Tyus, and C.A.
<br />Carlson, eds. Fishes of the Upper Colorado River System: Present and
<br />future. American Fisheries Society, Bethesda, Md.
<br />Tyus, H. M., C. W. McAda, and B. D. Burdick. 1982b. Green River Fishery
<br />Investigations: 1979-1981. Pages 1-99 in Colorado River Fishery Project
<br />Part 2, Final Report. U.S. Fish and Wildlife Service and Bureau of
<br />Reclamation, Salt Lake City, Ut.
<br />Tyus, H. M., R. A. Valdez, and R. D. Williams. 1986. Status of endangered
<br />fishes in the upper Colorado River, 1985. Proc. Bonneville Chapter American
<br />Fisheries Society 1986:20-30.
<br />Tyus, H. M., R. L. Jones, and L. M. Trinca. 1987. Green River rare and
<br />endangered fish studies, 1982-1985. Final Report. Colorado River Fishes
<br />Monitoring Project, U.S. Fish Wildlife Service, Vernal, Ut. 117 pp.
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<br />Resources Data, Colorado Water Year 1987. Volume 2. Colorado River Basin.
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<br />U. S. Fish and Wildlife Service. 1985. Endangered and threatened wildlife and
<br />plants; review of vertebrate wildlife. Federal Register 50(181):37958-
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<br />U. S. Fish and Wildlife Service. 1986. Endangered and threatened wildlife and
<br />plants. 50 CFR. 17.11 and 17.12. Publication Unit, U. S. Fish and Wildlife
<br />Service, Washington, D.C.
<br />U. S. Fish and Wildlife Service. 1987a. Recovery implementation program for
<br />endangered fish species in the Upper Colorado River Basin. U. S. Fish
<br />Wildl. Serv., Region 6, Denver, Colo. 82 pp.
<br />U.S. Fish and Wildlife Service. 1987b. Results of the interagency standardized
<br />monitoring program, 1986. Final Report. U.S. Fish Wildlife Service, Grand
<br />Junction, Colo.
<br />U.S. Fish and Wildlife Service. 1988. Results of the interagency standardized
<br />monitoring program, 1987. Final Report. U.S. Fish Wildlife Service, Grand
<br />Junction, Colo.
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