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G8 (I) Mercury bioaccumulation and trophic transfer

Friday, 29 July, 2011

FG8-O1 — 8:30-8:45
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ROLE OF BIOGENIC THIOLS ON UPTAKE OF INORGANIC MERCURY AND METHYLMERCURY IN ESCHERICHIA COLI
Authors: NDU, Udonna C.1, MASON, Robert 1, LIN, Senjie 1, ZHANG, Huan1
(1) University of Connecticut, udonna.ndu@uconn.edu
FG8-O2 — 8:45-9:00
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MERCURY BURDEN IN PEATLAND INVERTEBRATES IN RELATION TO AN EXPERIMENTALLY-DERIVED METHYLMERCURY GRADIENT
Authors: MITCHELL, Carl P.J. 1, HONG, Angela2, EGGERT, Susan3, COLEMAN-WASIK, Jill4, ENGSTROM, Daniel R.4, SWAIN, Edward B.5, MONSON, Bruce5, KOLKA, Randall K.3
(1) University of Toronto-Scarborough, carl.mitchell@utoronto.ca; (2) University of Toronto; (3) USDA Forest Service; (4) St. Croix Watershed Research Station; (5) Minnesota Pollution Control Agency;
FG8-O3 — 9:00-9:15
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BURROWING DRAGONFLY LARVAE AS SENTINEL ORGANISMS FOR MONITORING METHYLMERCURY IN NORTHERN TEMPERATE FRESHWATERS (USA)
Authors: HARO, Roger J.1, BAILEY, Sean W.1, ROHLFUS, Kristofer R.1, SANDHEINRICH, Mark. B.1, WIENER, James G.1
(1)River Studies Center, University of Wisconsin - La Crosse, haro.roge@uwlax.edu
FG8-O4 — 9:15-9:30
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BIOACCUMULATION AND BIOMAGNIFICATION OF MERCURY IN SEVERAL UGANDA LAKES: THE IMPORTANCE OF LAKE TROPHIC STATUS
Authors: POSTE, A.E.1, GUILDFORD, S.J.2, MUIR, D.3, HECKY, R.E.2
(1) Trent University, amandaposte@trentu.ca; (2) University of Minnesota Duluth; (3) Environment Canada;
FG8-O5 — 9:30-9:45
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MERCURY TROPHIC TRANSFER IN HIGH ALTITUDE LAKES OF THE BOLIVIAN ALTIPLANO
Authors: MOLINA, Carlos I.1, GIBON, F. M. 2, IBAÑEZ, Carla3, PINTO, Julio 1, DUPREY, J.L.3, POINT, David4
(1) Unidad de Limnología, Instituto de Ecología, UMSA, C.P. 10077, La Paz, Bolivia., camoar6088@gmail.com; (2) UMR BOREA, UMR IRD 207, Muséum National d’Histoire Naturelle (MNHN), Paris , France; (3) Institut de Recherche pour le Développement (IRD), CP 9214, La Paz, Bolivia; (4) UMR GET, UMR IRD 234, IRD, 31400, Toulouse, France..
FG8-O6 — 9:45-10:00
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TRACING MERCURY BIOACCUMULATION PATHWAYS IN DIFFERENT TROPHIC LEVELS OF THE LAKE BAIKAL – BRATSK RESERVOIR ECOSYSTEM USING MERCURY SPECIES AND ISOTOPES
Authors: PERROT, Vincent1, EPOV, Vladimir N.1, PASTUKHOV, M. V.2, TESSIER, Emmanuel1, HUSTED, Soren3, ALIEVA, V.I.2, BERAIL, Sylvain1, GREBENSHCHIKOVA, V.I.2, DONARD, Olivier F.X.1, AMOUROUX, David1
(1) IPREM-LCABIE UMR5254 CNRS-UPPA, v.perrot@etud.univ-pau.fr; (2) Institute of Geochemistry SB RAS, Irkutsk; (3) University of Copenhagen;
FG8-O7 — 10:00-10:15
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INFLUENCE OF HABITAT HETEROGENEITY AND BODY SIZE ON METHYL MERCURY ACCUMULATION IN SALT MARSH NEKTON.
Authors: DIONNE, Michele1, DIJKSTRA, Jennifer1, EVANS, David2, CHEN, Celia3
(1)Wells National Estuarine Research Reserve, michele.dionne@maine.edu; (2) NOAA National Centers for Coastal Ocean Science; (3) Dartmouth College Department of Biological Sciences.
FG8-O8 — 10:15-10:30
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METHYL MERCURY FORMATION IN MARINE ECOSYSTEMS WITH DIFFERENT PELAGIC FOOD WEB STRUCTURE AND PRODUCTIVITY – A STUDY UTILIZING NOVEL EXPERIMENTAL STRATEGIES AND MESOCOSM SYSTEMS
Authors: JONSSON, Sofi1, SKYLLBERG, Ulf2, LUNDBERG, Erik1, ANDERSSON, Agneta1, NILSSON, Mats B2, BJÖRN, Erik1
(1)Umeå University, sofi.jonsson@chem.umu.se; (2) Swedish University of Agricultural Sciences;
Friday, 29 July, 2011