National Water-Quality Assessment (NAWQA) Program
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Showing results 751 to 776 of 2000.
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Chasar, Lia S., and LaVista, Jennifer, 2009, Mercury Contamination in Fish Nationwide: U.S. Geological Survey Multimedia Gallery Home Audio 301, 6:23 minutes. Available Online
Brigham, M.E., Wentz, D.A., Aiken, G.R., and Krabbenhoft, D.P., 2009, Mercury cycling in stream ecosystems- 1. Water column chemistry and transport: Environmental Science and Technology, vol. 43, no. 8, p. 2720-2725. doi: 10.1021/es802694n Available Online
Marvin-DiPasquale, M.C., Lutz, M.A., Brigham, M.E., Krabbenhoft, D.P., Aiken, G.R., Orem, W.R., and Hall, B.D., 2009, Mercury cycling in stream ecosystems- 2. Benthic methylmercury production and bed sediment pore water partitioning: Environmental Science and Technology, vol. 43, no. 8, p. 2726-2732. doi: 10.1021/es802698v Available Online
Chasar, L.C., Scudder, B.C., Stewart, A.R., Bell, A.H., and Aiken, G.R., 2009, Mercury cycling in stream ecosystems- 3. Trophic dynamics and methylmercury bioaccumulation: Environmental Science and Technology, vol. 43, no. 8, p. 2733-2739. doi: 10.1021/es8027567 Available Online
Scudder, B.C., Chasar, L.C., Wentz, D.A., Bauch, N.J., Brigham, M.E., Moran, P.W., and Krabbenhoft, D.P., 2009, Mercury in fish, bed sediment, and water from streams across the United States, 1998-2005: U.S. Geological Survey Scientific Investigations Report 2009-5109, 74 p. Available Online
Brigham, Mark E., Krabbenhoft, David P., and Hamilton, Pixie A., 2003, Mercury in stream ecosystems--New studies initiated by the U.S. Geological Survey: U.S. Geological Survey Fact Sheet 016-03, 4 p. Available Online
Maret, Terry R., 1995, Mercury in streambed sediment and aquatic biota in the Upper Snake River Basin, Idaho and western Wyoming, 1992: U.S. Geological Survey Fact Sheet 089-95, 2 p. Available Online
Chalmers, Ann Thomas, Argue, Denise M., Gay, David A., Brigham, Mark E., Schmitt, Christopher J., and Lorenz, David L., 2010, Mercury trends in fish from rivers and lakes in the United States, 1969-2005: Journal of Environmental Monitoring and Assessment, published online June 10, 2010 in advance of print. doi: 10.1007/s10661-010-1504-6 Available Online
Gebler, Joseph B., 2004, Mesoscale spatial variability of selected aquatic invertebrate community metrics from a minimally impaired stream segment: Journal of the North American Benthological Society, vol. 23, no. 3, p. 616-633. doi: 10.1899/0887-3593(2004)023<0616:MSVOSA>2.0.CO;2 Available Online
Boughton, Gregory K., 2001, Metal Loading in Soda Butte Creek Upstream of Yellowstone National Park, Montana and Wyoming: A Retrospective Analysis of Previous Research; and Quantification of Metal Loading: U.S. Geological Survey Water-Resources Investigations Report 01-4170, 68 p. Available Online
Alpers, Charles N., Taylor, Howard E., and Domagalski, Joseph L., eds., 2000, Metal transport in the Sacramento River, California, 1996-97: Volume 1: Methods and data: U.S. Geological Survey Water-Resources Investigations Report 99-4286, 430 p. Available Online
Alpers, Charles N., Antweiler, Ronald C., Taylor, Howard E., Dileanis, Peter D., and Domagalski, Joseph L., eds., 2000, Metal transport in the Sacramento River, California, 1996-97: Volume 2: Interpretations of metal loads: U.S. Geological Survey Water-Resources Investigations Report 00-4002, 106 p. Available Online
Church, Clinton D., Isabelle, Lorne M., Pankow, James F., Rose, Donna L., and Tratnyek, Paul G., 1997, Method for determination of methyl tert-butyl ether and its degradation products in water: Environmental Science & Technology, vol. 31, no. 12, p. 3723-3726. doi: 10.1021/es9705452 Available Online
Thelin, G.P., and Stone, W.W., 2010, Method for estimating annual atrazine use for counties in the conterminous United States, 1992-2007: U.S. Geological Survey Scientific Investigations Report 2010-5034, 129 p. Available Online
Baker, N.T., Wilson, J.T., and Moran, M.J., 2008, Methods and sources of data used to develop selected water-quality indicators for streams and ground water for EPA's 2007 Report on the Environment: U.S. Geological Survey Open-File Report 2008-1096, 23 p. Available Online
Wilson, John T., Baker, Nancy T., Moran, Michael J., Crawford, Charles G., Nowell, Lisa H., Toccalino, Patricia L., and Wilber, William G., 2008, Methods and Sources of Data Used to Develop Selected Water-Quality Indicators for Streams and Ground Water for the 2007 Edition of The State of the Nation's Ecosystems Report with Comparisons to the 2002 Edition: U.S. Geological Survey Open-File Report 2008-1110, 61 p. Available Online
Meador, M.R., Hupp, C.R., Cuffney, T.F., and Gurtz, M.E., 1993, Methods for characterizing stream habitat as part of the National Water-Quality Assessment Program: U.S. Geological Survey Open-File Report 93-408, 48 p. Available Online
Porter, S.G., Cuffney, T.F., Gurtz, M.E., and Meador, M.R., 1993, Methods for collecting algal samples as part of the National Water-Quality Assessment Program: U.S. Geological Survey Open-File Report 93-409, 39 p. Available Online
Cuffney, T.F., Gurtz, M.E., and Meador, M.R., 1993, Methods for collecting benthic invertebrate samples as part of the National Water-Quality Assessment Program: U.S. Geological Survey Open-File Report 93-406, 66 p. Available Online
Gilliom, Robert J., Mueller, David K., and Nowell, Lisa H., 1998, Methods for comparing water-quality conditions among National Water-Quality Assessment Study Units, 1992-1995: U.S. Geological Survey Open-File Report 97-589, 54 p. Available Online
McMahon, Gerard, Tervelt, Larinda, and Donehoo, William, 2007, Methods for Estimating Annual Wastewater Nutrient Loads in the Southeastern United States: U.S. Geological Survey Open-File Report 2007-1040, 81 p. Available Online
Lindsey, B.D., and Rupert, M.G., 2012, Methods for evaluating temporal groundwater quality data and results of decadal-scale changes in chloride, dissolved solids, and nitrate concentrations in groundwater in the United States, 1988-2010: U.S. Geological Survey Scientific Investigations Report 2012-5049, 46 p. Available Online
Swanson, Robert B., 1995, Methods for monitoring physical, chemical, and biological characteristics at selected wetlands in the Platte River Basin, Nebraska: in Campbell, Kenneth L., ed. 1995 Versatility of wetlands in the agricultural landscape: American Society of Agricultural Engineers, p. 515-524.
Cuffney, Thomas F. and Brightbill, Robin A., 2008, Methods for processing and summarizing time-series temperature data collected as part of the National Water-Quality Assessment Program Studies on the Effects of Urbanization on Stream Ecosystems: U.S. Geological Survey Data Series 330, 23 p. Available Online
Meador, Michael R., Cuffney, Thomas F., and Gurtz, Martin E., 1993, Methods for sampling fish communities as part of the National Water-Quality Assessment Program: U.S. Geological Survey Open-File Report 93-104, 40 p. Available Online
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