10:15 EFFECTS OF GOLF COURSES ON THE AQUATIC ENVIRONMENT OF THE PRECAMBRIAN SHIELD.
J.G. Winter¹, P.J. Dillon¹, K.M. Somers², and R.A. Reid². ¹Environmental and Resource Studies, Trent University, Peterborough, Ontario, Canada K9J 7B8, ²Ontario Ministry of the Environment, Dorset Environmental Science Centre, PO Box 39, Dorset, Ontario, Canada P0A 1A0

10:30 THE EFFECTS OF LIVESTOCK GRAZING ON STREAM HABITAT AND INVERTEBRATE FAUNA IN THE SALMON RIVER BASIN: ARE PERCEPTIONS REALITY?.
J.L. Kershner^1,2, R.C. Henderson¹, E. Archer¹, and C.J. Abbruzzese¹. ¹Fish Ecology Unit, USDA Forest Service, Fisheries and Wildlife Dept., Utah State University, Logan, UT. 84322-5210, ²Ecology Center, Utah State University, Logan, UT. 84322

10:45 LAND USE AND WATER QUALITY IN STREAMS OF SOUTHEASTERN MICHIGAN.
J.D. Allan and M.M. Castillo. School of Natural Resources & Environment, University of Michigan, Ann Arbor MI 48109-1115

11:00 CHANGES IN MACROINVERTEBRATES AND WATERSHED LAND USE OF A NORTHWEST ARKANSAS STREAM OVER 50 YEARS.
J.M. Burns and A.V. Brown. Department of Biological Sciences, University of Arkansas, Fayetteville, Arkansas, USA 72701

11:15 BACTERIA, METALS, AND HUMAN HEALTH: THE EFFECT OF LANDSCAPE MANAGEMENT ON THE DISTRIBUTION AND DISSEMINATION OF AQUATIC BACTERIAL TRAITS.
J.V. McArthur¹ and R.C. Tuckfield². ¹Savannah River Ecology Lab, University of Georgia, Aiken, South Carolina, USA 29802, ²Savannah River Technology Center, Westinghouse Savannah River Co., Aiken, South Carolina, USA 29802

11:30 A COMPARISON OF METHODS FOR MEASURING WATER CLARITY.
E.A. Steel¹ and S. Neuhausser². ¹Quantitative Ecology and Resource Management, University of Washington, Seattle, WA 98195, ²Washington Department of Fish and Wildlife, Olympia WA, 98501