P254 Impacts of metal-contaminated forest soils from the Canadian Shield on terrestrial organisms. Feisthauer, Natalie*,1, Princz, Juliska2, Stephenson, Gladys1, Scroggins, Richard3, 1 ESG International, Inc, Guelph, Ontario, Canada2 University of Guelph, Guelph, Ontario, Canada3 Environment Canada, Ottawa, Ontario, Canada

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P255 Cadmium and lead distribution in soils of the flood-affected area. Twardowska, Irena*,1, Stefaniak, Sebastian1, Kyziol, Joanna1, 1 Polish Aademy of Sciences, Institute of Environmental Engineering, Zabrze, Poland

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P256 Evaluating impacts of heavy metal and nitrogen deposition from aircraft in coastal wetlands. Boyle, Karleen1, Anghera, Michelle*,2, Ambrose, Richard2,3, Fong, Peggy1, 1 University of California, Los Angeles Department of Organismic Biology, Ecology, and Evolution, Los Angeles2 Department of Environmental Health Sciences, Los Angeles3 Envrionmental Sciences and Engineering Program, Los Angeles

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P257 Fate and Transport of Lead at an Inactive Skeet and Trap Range. Petron, Stephen*,1, Weier, Jonathon1, Jackson, Rodger2, McFarland, Dale3, Myers, John3, 1 CH2M HILL, Boston, MA, USA2 Naval Facilities Engineering Command, Atlantic Division, Norfolk, VA, USA3 Marine Corps Air Station Cherry Point, NC, USA

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P258 Application and Validation of the Biotic Ligand Model in a Northeast Watershed. Heim, K.J.*,1, Galya, D.P.1, Naddy, R.B.2, 1 ENSR International, Westford, MA, USA2 ENSR International, Fort Collins, CO, USA

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P259 Mobilization of Metals from Salt Marsh Sediments by Euryhaline Plants. Green, Peter*,1, Fan, Teresa2, Higashi, Rick2, 1 Dept. Civil Envionmental Eng., University of California, Davis, Davis, CA, USA2 Center for Health and the Environment, Univ. Calif., Davis

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P260 Comparison of a microcosm-scale and full-scale constructed wetland treatment system designed to treat a copper-contaminated wastewater. Murray-Gulde, Cynthia*,1, Huddleston, George2, Rodgers, John1, 1 Clemson University, Pendleton, SC, USA2 ENTRIX, Clemson, SC, USA

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P261 Contributions of Scirpus californicus in a constructed wetland system receiving copper contaminated wastewater. Murray-Gulde, Cynthia*,1, Rodgers, John1, 1 Clemson University, Pendleton, SC, USA

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P262 Influence of an abandoned acid plant on soil microbial activity. Edenborn, Harry*,1, Garvin, Rebecca1, Provins, Rachel1, Fulford, David2, 1 National Energy Technology Laboratory, U.S. Dept. of Energy, Pittsburgh, PA, USA2 Edinboro University of Pennsylvania, Edinboro, PA, USA

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P263 Empirical Metals Uptake Factors for Terrestrial Receptors in a Semi-Arid System. Tardiff, Mark*,1, Hickmott, Donald2, Bennett, Kathryn2, 1 Neptune and Company, Los Alamos, New Mexico, USA2 Los Alamos National Laboratory, Los Alamos, New Mexico, USA

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P264 Effect of exposure mode and sorption capacity saturation rate on metal partitioning onto organic matter. Twardowska, Irena*,1, Steinnes, Eiliv2, Kyziol, Joanna1, Aune, An-Magritt2, 1 Polish Academy of Sciences, Institute of Environmental Engineering, Zabrze, Poland2 Norwegian University of Science and Technology, Trondheim, Norway

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P266 Patterns of decomposition and metal uptake of plant litter of Spartina alterniflora and Phragmites australis in an urban estuary. Windham, Lisamarie1, Weis, Judith2, Weis, Peddrick*,3, 1 Dept. of Earth & Environmental Sciences, Lehigh University, Bethlehem, PA, USA2 Dept. of Biological Sciences, Rutgers University, Newark, NJ, USA3 Dept. of Radiology, UMDNJ - N. J. Medical School, Newark, NJ, USA

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