Bioassessment 2

Session 38 (Contributed)
Wednesday, June 9, 10:15 AM-12:00 PM, Hebb
Moderator: C. Hawkins

10:15 (252) Stream reference conditions using discriminating invertebrate indices for ecoregions of Georgia.
D.L. Hughes and J.A. Gore. Department of Environmental Science, Columbus State University, Columbus, Georgia 31907

10:30 (253) Precision, accuracy, and sensitivity in a large-scale biomonitoring study: benthic macroinvertebrates and periphyton of the Fraser River catchment, British Columbia, Canada.
R.D. Mazor¹, T.B. Reynoldson², D.M. Rosenberg³, and V.H. Resh¹. ¹Department of Environmental Science, Policy, & Management. University of California. Berkeley, California, USA., ²Acadia Centre for Estuarine Research. Acadia University. Wolfville, Nova Scotia, Canada., ³Freshwater Institute. Winnipeg, Manitoba, Canada.

10:45 (254) Ecological assessment of Great Lakes tributaries using normalization models.
C.M. Riseng¹, M.J. Wiley¹, R.J. Stevenson², P.J. Seelbach¹, and B. Pijanowski³. ¹University of Michigan, ²Michigan State University, ³Purdue University

11:00 (255) Developing arthropod collection and assessment methods for large rivers in the upper Midwest.
B.M. Weigel¹ and J.J. Dimick². ¹Wisconsin Department of Natural Resources, 1350 Femrite Dr., Monona, WI 35716, ²Aquatic Entomology Laboratory, University of Wisconsin, Stevens Point, WI 54481

11:15 (256) Biological assessment of non-wadeable rivers in Michigan using macroinvertebrates.
K.J. Wessell¹, R.W. Merritt¹, K.W. Cummins², J.G.O. Wilhelm³, and J.D. Allan³. ¹Department of Entomology, Michigan State University, East Lansing, MI 48824, ²Humboldt State University, California Cooperative Fishery Research Unit, Arcata, CA, ³School of Natural Resources and Environment, University of Michigan, Ann Arbor, MI

11:30 (257) Differentiation of environmental drivers and macroinvertebrate community structure using multivariate statistics in Coastal Plain streams.
N.A. Baer¹, W.O. Lamp², E. Russek-Cohen³, and P.F. Wirth, III¹. ¹Marine-Estuarine-Environmental-Science Program, University of Maryland, College Park, MD 20742, ²Department of Entomology, University of Maryland, College Park, MD 20742, ³Department of Animal and Avian Science, University of Maryland, College Park, MD 20742

11:45 (258) Annual variation in benthic composition in a single riffle: Implications for water quality assessment.
R.W. Griffiths. Department of Zoology, University of Guelph, Guelph, Ontario, Canada N1G 2W1