Development of Indicators that Link Nutrient Enrichment to Biological Community Response 1

Session 51 (Special)
Thursday, June 8, 8:00 AM-9:45 AM, Egan 1
Moderator: L. Huff

8:00 (333) Comparison of ecological regions and land-cover composition for guiding establishment of nutrient criteria.
J.D. Wickham¹, KH Riitters², TG Wade¹, and K.M. Jones³. ¹National Exposure Research Laboratory, U.S. EPA (E243-05), Research Triangle Park, NC 27711, ²Southern Research Station, U.S. Forest Service, 3041 Cornwallis Road, Research Triangle Park, NC 27709, ³Office of Research and Development, U.S. EPA, 844 E. Harmon Ave., Las Vegas, NV 89119

8:15 (334) Environmental factors affecting stream metabolism in two agricultural areas of the western United States.
J.D. Frankforter¹, R.W. Black², and P.W. Moran². ¹Nebraska Water Science Center, U.S. Geological Survey, 5231 S. 19th Street, Lincoln, NE, ²Washington Water Science Center, U.S. Geological Survey, 1201 Pacific Ave., Tacoma, WA

8:30 (335) Multiple-scale comparisons of new and established diatom-based nutrient enrichment indicators.
D.F. Charles, M.G. Potapova, and K.C. Ponader. Patrick Center for Environmental Research, Academy of Natural Sciences, Philadelphia, PA 19103 USA

8:45 (336) Algal metric approaches for assessing trophic condition and organic enrichment in U.S. streams and rivers.
S.D. Porter¹, N.E. Spahr², D.K. Mueller³, and M.D. Munn⁴. ¹USGS, Water Resources Discipline, Box 25046, MS406, Denver, CO 80225, ²USGS, Water Resources Discipline, Box 25046, MS415, Denver, CO 80225, ³USGS, Water Resources Discipline, Box 25046, MS415, Denver, CO 80225, ⁴USGS, Water Resources Discipline, 1201 Pacific Avenue, Tacoma, WA 98402

9:00 (337) Biological indicators of nutrient enrichment across Kentucky bioregions.
L.A. Panayotoff, E.P. Akers, and J.F. Brumley. Kentucky Division of Water, Frankfort, Kentucky, USA 40601

9:15 (338) A Nutrient Biotic Index (NBI) for use with benthic macroinvertebrate communities.
A.J. Smith¹, R.W. Bode¹, and G.S. Kleppel². ¹New York State Department of Environmental Conservation, Stream Biomonitoring Unit, ²State University of New York at Albany, Department of Biological Sciences

9:30 (339) Devlopment of regional macroinvertebrate and nutrient criteria to assess nutrient enrichment in wadeable streams and rivers in Tennessee .
D.H. Arnwine. Water Pollution Control, Tennessee Department of Environment, 7th Floor L&C Annex, 401 Church Street, Nashville, TN 37243