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The California State University

Publications

  • Duffy, W. 2013. Fall and Rise of the Wetlands of California's Great Central Valley. Quarterly Review of Biology 88: 44.

  • Duffy, W. 2013. Fall and Rise of the Wetlands of California's Great Central Valley. Quarterly Review of Biology 88: 44.

  • Groff, L., W. Duffy, S. Kahara and S. Chapin. 2012. TEMPORALLY IRREGULAR BREEDING OF WESTERN SPADEFOOT TOADS (SPEA HAMMONDII) IN MANAGED WETLANDS. Northwestern Naturalist 93: 79-83.

  • Kahara, S., W. Duffy, R. DiGaudio and R. Records. 2012. Climate, Management and Habitat Associations of Avian Fauna in Restored Wetlands of California's Central Valley, USA. Diversity (14242818) 4: 396-418.

  • Euliss, N., L. Smith, S. Liu, W. Duffy, S. Faulkner, R. Gleason and S. Eckles. 2011. Integrating estimates of ecosystem services from conservation programs and practices into models for decision makers. Ecological Applications.

  • Moore, J., S. Hayes, W. Duffy, S. Gallagher, C. Michel and D. Wright. 2011. Nutrient fluxes and the recent collapse of coastal California salmon populations. Canadian Journal of Fisheries and Aquatic Sciences: 1161-1170.

  • Thorsteinson, Lyman, Scott VanderKooi, Walter Duffy, Geological Survey (U.S.) and Klamath Basin Science Conference Medford, Oregon). 2011. Proceedings of the Klamath Basin Science Conference, Medford, Oregon, February 1 - 5, 2010. Reston, Va

  • Duffy, W., E. Bjorkstedt and C. Ellings. 2011. Predation on Juvenile Pacific Salmon Oncorhynchus spp. in Downstream Migrant Traps in Prairie Creek, California. North American Journal of Fisheries Management: 151-164.

  • Duffy, W. and S. Kahara. 2011. Wetland ecosystem services in California's Central Valley and implications for the wetland reserve program. Ecological Applications 21: 18.

  • Gleason, R., N. Euliss, D. Hubbard and W. Duffy. 2004. Invertebrate egg banks of restored, natural, and drained wetlands in the prairie pothole region of the United States. Wetlands: 562-572.

  • Gleason, R., N. Euliss, D. Hubbard and W. Duffy. 2003. Effects of sediment load on emergence of aquatic invertebrates and plants from wetland soil egg and seed banks. Wetlands: 26-34.

  • Pope, K., M. Brown, W. Duffy and P. Michaletz. 2001. caloric-based evaluation of diet indices for largemouth bass. Environmental Biology of Fishes: 329-339.

  • Zimmer, K., M. Hanson, M. Butler and W. Duffy. 2001. Influences of fathead minnows and aquatic macrophytes on nutrient partitioning and ecosystem structure in two prairie wetlands. Archiv Fuer Hydrobiologie: 411-433.

  • Zimmer, K., M. Hanson, M. Butler and W. Duffy. 2001. Size distribution of aquatic invertebrates in two prairie wetlands, with and without fish, with implications for community production. Freshwater Biology: 1373-1386.

  • Larson, K., W. Duffy, E. Johnson, M. Donovan and M. Lannoo. 1999. Paedocannibal" morph barred tiger salamanders (Ambystoma tigrinum mavortium) from eastern South Dakota. American Midland Naturalist: 124-139.

  • Railsback, S., R. Lamberson, B. Harvey and W. Duffy. 1999. Movement rules for individual-based models of stream fish. Ecological Modelling: 2-3.

  • Freiburger, C. and W. Duffy. 1998. Size selection of rainbow smelt by small mesh gill nets. Prairie Naturalist: 151-156.

  • Speas, D. and W. Duffy. 1998. Uptake of dissolved organic carbon (DOC) by Daphnia pulex. Journal of Freshwater Ecology: 457-463.

  • Slipke, J. and W. Duffy. 1997. Food habits of walleye in Shadehill Reservoir, South Dakota. Journal of Freshwater Ecology: 11-17.

  • Hill, T., S. Lynott, S. Bryan and W. Duffy. 1996. efficient method for setting gill nets under ice. North American Journal of Fisheries Management: 960-962.

  • Brinkman, M. and W. Duffy. 1996. Evaluation of four wetland aquatic invertebrate samplers and four sample sorting methods. Journal of Freshwater Ecology: 193-200.

  • Bryan, S., C. Soupir, W. Duffy and C. Freiburger. 1996. Caloric densities of three predatory fishes and their prey in Lake Oahe, South Dakota. Journal of Freshwater Ecology: 153-161.

  • Dieter, C., W. Duffy and L. Flake. 1996. effect of phorate on wetland macroinvertebrates. Environmental Toxicology and Chemistry: 308-312.

  • Dieter, C., L. Flake and W. Duffy. 1995. Effects of phorate on ducklings in northern prairie wetlands. Journal of Wildlife Management: 498-505.

  • Lynott, S., S. Bryan, T. Hill and W. Duffy. 1995. Monthly and size-related changes in the diet of rainbow trout in Lake Oahe, South Dakota. Journal of Freshwater Ecology: 399-407.

  • Hill, T., W. Duffy and M. Thompson. 1995. Food habits of channel catfish in Lake Oahe, South Dakota. Journal of Freshwater Ecology: 319-323.

  • Dieter, C., W. Duffy and L. Flake. 1995. Environmental fate of phorate and its metabolites in northern prairie wetlands. Journal of Freshwater Ecology: 103-109.

  • Bryan, S., T. Hill, S. Lynott and W. Duffy. 1995. influence of changing water levels and temperatures on the food habits of Walleye in Lake Oahe, South Dakota. Journal of Freshwater Ecology: 1-10.

  • Dieter, C., S. Hamilton, W. Duffy and L. Flake. 1994. Evaluation of the microtox test to detect phorate contamination in wetlands. Journal of Freshwater Ecology: 271-280.

  • Duffy, W. and D. Labar. 1994. Aquatic invertebrate production in southeastern USA wetlands during winter and spring. Wetlands: 88-97.

  • Duffy, W. 1994. Demographics of Lestes disjunctus disjunctus (Odonata. Canadian Journal of Zoology: 910-917.

  • Berry, C., W. Duffy, R. Walsh, S. Kubeny, D. Schumacher and G. Van Eeckhout. 1993. James River of the Dakotas. U S National Biological Survey Biological Report: 70-86.

  • Hill, T. and W. Duffy. 1993. Proposed minimum lengths for size categories of landlocked chinook salmon. Prairie Naturalist: 261-262.

  • Duffy, Walter, Ted Batterson, C McNabb, United States. Environmental Protection Agency. Great Lakes National Program Office and National Wetlands Research Center (U.S.). 1987. St. Marys River, Michigan. Slidell, LA

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Educational Background

  • 1985 – Ph.D., Michigan State University, East Lansing, MI (Fisheries and Wildlife Biology)

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