National Water-Quality Assessment (NAWQA) Program
More Information about Aquatic Ecology
Aquatic Ecology |
Effects of Urbanization on Stream Ecosystems |
Effects of Nutrient Enrichment on Stream Ecosystems
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Showing results 251 to 276 of 488.
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Knight, R.R., and Cuffney, T.F., 2012, Invertebrate response to changes in streamflow hydraulics in two urban areas in the United States: U.S. Geological Survey Scientific Investigations Report 2012-5035, 19 p. Available Online
Knight, Rodney R., and Powell, Jeffrey R., 2001, Occurrence and distribution of organochlorine pesticides, polychlorinated biphenyls, and trace elements in fish tissue in the Lower Tennessee River Basin, 1980-98: U.S. Geological Survey Water-Resources Investigations Report 01-4184, 32 p. Available Online
Kociolek, J.P. and Spaulding, S.A., 2002, Morphological variation, species concepts and classification of an unusual fossil centric diatom (Bacillariophyta) from western North America: Journal of Phycology, vol. 38, no. 4, p. 821-833. doi: 10.1046/j.1529-8817.2002.02009.x
Konrad, C.P., Brasher, A.M.D., and May, J.T., 2008, Assessing streamflow characteristics as limiting factors on benthic invertebrate assemblages in streams across the western United States: Freshwater Biology, vol. 53, no. 10, 16 p. doi: 10.1111/j.1365-2427.2008.02024.x Available Online
Krabbenhoft, D.P., Wiener, J.G., Brumbaugh, W.G., Olson, M.L., DeWild, J.F., and Sabin, T.J., 1999, A National pilot study of mercury contamination of aquatic ecosystems along multiple gradients: in U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999--Volume 2 of --Contamination of Hydrologic Systems and Related Ecosystems: U.S. Geological Survey Water-Resources Investigations Report 99-4018B, p. 147-160. Available Online
Kroening, S.E., Lee, K.E., and Goldstein, R.M., 2003, Water-quality assessment of part of the Upper Mississippi River Basin study unit, Minnesota and Wisconsin--Nutrients, chlorophyll a, phytoplankton, and suspended sediment in streams, 1996-98: U.S. Geological Survey Water-Resources Investigations Report 02-4287, 34 p. Available Online
Land, Larry F., 1995, Water-quality assessment of the Trinity River Basin, Texas--Data collection, 1992-95: U.S. Geological Survey Fact Sheet 090-95, 2 p. Available Online
Land, Larry F., Moring, J. Bruce, Van Metre, Peter C., Reutter, David C., Mahler, Barbara J., Shipp, Allison A., and Ulery, Randy L., 1998, Water quality in the Trinity River Basin, Texas, 1992-95: U.S. Geological Survey Circular 1171, 39 p. Available Online
Lawrence, S.J., and Seiler, R.L., 2002, Physical data and biological data for algae, aquatic invertebrates, and fish from selected reaches on the Carson and Truckee Rivers, Nevada and California, 1993-97: U.S. Geological Survey Open-File Report 02-012, 216 p. Available Online
Lawrence, Stephen J., 1998, Trace-element enrichment in streambed sediment and crayfish, Carson and Truckee Rivers, Nevada and California, September 1992: U.S. Geological Survey Water-Resources Investigations Report 97-4258, 16 p. Available Online
Lee, K.E., Huggins, D.G., and Thurman, E.M., 1995, Effects of hydrophyte community structure on atrazine and alachlor degradation in wetlands: in Campbell, Kenneth L., ed. 1995 Versatility of wetlands in the agricultural landscape, American Society of Agricultural Engineers, p. 525-538.
Lee, K.E., Lorenz, D.L., Petersen, J.C., and Greene, J.B., 2012, Seasonal patterns in nutrients, carbon, and algal responses in wadeable streams within three geographically distinct areas of the United States, 2007-08: U.S. Geological Survey Scientific Investigations Report 2012-5086, 55 p. Available Online
Lee, Kathy E., and Anderson, Jesse P., 1998, Water quality assessment of the Upper Mississippi River Basin, Minnesota and Wisconsin--Polychlorinated biphenyls in Common Carp and Walleye Fillets, 1975-95: U.S. Geological Survey Water-Resources Investigations Report 98-4126, 27 p. Available Online
Leland, Harry V., 1995, Distribution of phytobenthos in the Yakima River Basin, Washington, in relation to geology, land use, and other environmental factors: Canadian Journal of Fisheries and Aquatic Sciences, vol. 52, May 1995, p. 1108-1129. Available Online
Leland, Harry V., and Porter, Stephen D., 2000, Distribution of benthic algae in the upper Illinois River basin in relation to geology and land use: Freshwater Biology, vol. 44, p. 279-301. doi: 10.1046/j.1365-2427.2000.00536.x Available Online
Leland, Harry V., Brown, Larry R., and Mueller, David K., 2001, Distribution of algae in the San Joaquin River, California, in relation to nutrient supply, salinity and other environmental factors: Freshwater Biology, vol. 46, p. 1139-1167. Available Online
Lenz, Bernard N., 1997, Feasibility of combining two aquatic benthic macroinvertebrate community data bases for water-quality assessment: U.S. Geological Survey Fact Sheet FS-132-97, 4 p. Available Online
Lenz, Bernard N., and Miller, Michael A., 1996, Comparison of aquatic macroinvertebrate samples collected using different field methods: U.S. Geological Survey Fact Sheet 216-96, 4 p. Available Online
Lenz, Bernard N., and Rheaume, S.J., 2000, Benthic invertebrates of fixed sites in the Western Lake Michigan Drainages, Wisconsin and Michigan, 1993-95: U.S. Geological Survey Water-Resources Investigations Report 95-4211-D, 30 p. Available Online
Levings, Gary W., Healy, Denis F., Richey, Steven F., and Carter, Lisa F., 1998, Water quality in the Rio Grande Valley, Colorado, New Mexico, and Texas, 1992-95: U.S. Geological Survey Circular 1162, 39 p. Available Online
Lewis, Lori J., and Turtora, Michael, 1998, Stream habitat characteristics at selected sites in the Georgia-Florida Coastal Plain: U.S. Geological Survey Water-Resources Investigations Report 98-4013, 23 p. Available Online
Lindsey, Bruce D., Breen, Kevin J., Bilger, Michael D., and Brightbill, Robin A., 1998, Water quality in the Lower Susquehanna River Basin, Pennsylvania and Maryland, 1992-95: U.S. Geological Survey Circular 1168, 38 p. Available Online
Long, Gary R., Chang, Ming, and Kennen, Jonathan G., 2000, Trace elements and organochlorine compounds in bed sediment and fish tissue at selected sites in New Jersey streams--sources and effects: U.S. Geological Survey Water-Resources Investigations Report 99-4235, 29 p. Available Online
Lutz, M.A., and Kennedy, J.L., Jr., 2010, Digital orthophotograph-based riparian land cover for 86 stream segments in the eight study units in Major River Watershed 3 of the National Water-Quality Assessment Program: U.S. Geological Survey Data Series 536, on-line only. Available Online
Lydy, M.J., Crawford, C.G., and Frey, J.W., 2000, A comparison of selected diversity, similarity, and biotic indices for detecting changes in benthic invertebrate community structure and stream quality: Archives of Environmental Contamination and Toxicology, vol. 39, no. 4, p. 469-479. doi: 10.1007/s002440010129 Available Online
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