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08/09/99 MON 17:06 FAX 801 524 5021 USFWS-Utah Field Office RO-COKANUT 11010
<br />Bibliog=by
<br />Caldwell, P. 1974. A photographic index for aging mallard embryos. Journal of Wildlife Management,
<br />38:298-301.
<br />Lemly, A.D., and Smith, G.J., 1987. Aquatic cycling of selenium. Implications for fish and wildlife: Fish and
<br />Wildlife Leaflet 12, U.S. Fish and Wildlife Service, Washington, D.C., 10 pages.
<br />Lemly, A.D. 1993. Guidelines for evaluating selenium data from aquatic monitoring and assessment studies.
<br />Environmental Monitoring and Assessment. 28:83-100.
<br />Nelson, J.S., Crossman, E.J., Espinosa-Perez, H., Gilbert, C.R., Lea, R.N., and Williams, J.D. 1998.
<br />Recommended changes in common fish names: pikeminnow to replace squawfish (Ptychocheilus
<br />spp.). Fisheries. 23(9):37.
<br />Peitz, L.A., and Waddell, B. 1991. Physical, chemical and biological data for detailed study of irrigation
<br />drainage in the middle Green River basin, Utah, 1988-89, with selected data for 1982-87. U.S.
<br />Geological Survey Open-File Report 91-530, 213 pages.
<br />Peterson, J.A., and Nebeker, A.V., 1992. Estimation of waterborne selenium concentrations that are toxicity
<br />thresholds for wildlife. Archives of Environmental Contamination and Toxicology, 23:154-162.
<br />Skorupa, J.P., and Ohlendorf, H.M., 1991. Contaminants in drainage water and avian risk thresholds, in
<br />Dinar, A. And Ziberman, D.,eds., The economics and management of water and drainage in
<br />agriculture: Norwell, Mass., Kluwer Academic Publishers, p. 345-368.
<br />Stephens, D.W., Waddell, B., and Miller, J. B. 1988. Reconnaissance investigation of water quality, bottom
<br />sediment, and biota associated with irrigation drainage in the middle Green River basin, Utah, 1986-
<br />1987. U.S. Geological Survey Water-Resources Investigations Report 88-4011, 70 pages.
<br />Stephens, D.W., Waddell, B., Peitz, L. A., and Miller, J. 1992. Detailed study of selenium and selected
<br />elements in water, bottom sediment, and biota associated with irrigation drainage in the middle Green
<br />River basin, Utah, 1988-90. U.S. Geological Survey Water-Resources Investigations Report 92-
<br />4084, 164 pages.
<br />Stephens, D., Waddell, B., DuBois, K., and Peterson, E. 1994. Field screening of water quality, bottom
<br />sediment, and biota associated with the Emery and Scofield project areas, central Utah, 1994.U.S.
<br />Geological Survey Water-Resources Investigations Report 96-4298, 39 pages.
<br />Waddell, B. and May, T. 1995. Selenium concentrations in the razorback sucker (Xyrauchen texanus):
<br />substitution of non-lethal muscle plugs for muscle tissue in contaminant assessment. Archives of
<br />Environmental Contamination and Toxicology. 28:321-326.
<br />Westerkov, K. 1950. Methods for determining the age of gamebird eggs. Journal of Wildlife Management,
<br />14:56-57. Modified by Malheur National Wildlife Refuge, 1970.
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