TP-033

MERCURY BIOACCUMULATION IN THE NORTHERN MARINE FOOD WEB OF EAST HUDSON BAY, CANADA: PRELIMINARY RESULTS

Authors: CHÉTELAT, John 1 ; HEATH, Joel 2 ; ARRAGUTAINAQ, Lucassie 3 ; MICKPEGAK, Raymond 4 ; KASUDLUAK, Annie 5 ; LAMEBOY, John 6 ; NALUKTURUK, Allie 7 ;
(1) Environment and Climate Change Canada, Ottawa, ON, Canada; (2) Arctic Eider Society, St. John's, NL, Canada; (3) Sanikiluaq Hunters and Trappers Association, Sanikiluaq, NU, Canada; (4) Sakkuq LHC, Kuujjuaraapik, QC, Canada; (5) Anniturvik LHC, Umiujaq, QC, Canada; (6) Cree Nation of Chisasibi, Chisasibi, QC, Canada; (7) Niqautik Hunters Association, Inukjuak, QC, Canada

TP-034

MERCURY BIOGEOCHEMICAL CYCLE IN A SUBTROPICAL MANGROVE

Authors: DE REZENDE, Carlos 1 ; FRAGOSO, Cynara 1 ; ALMEIDA, Marcelo 1 ; ARAÚJO, Beatriz 1 ;
(1) Universidade Estadual do Norte Fluminense, Centro de Biociências & Biotecnologia, Laboratório de Ciências Ambientais, Campos dos Goytacazes, Rio de Janeiro, Brazil

TP-035

EVALUATING THE INFLUENCE OF CELL SIZE AND SALINITY GRADIENTS ON MERCURY UPTAKE BY PHYTOPLANKTON IN COASTAL LAGOON ECOSYSTEMS

Authors: GANGULI, Priya 1 ; ZARATE, Sydney 1 ; KAUR, Priya 1 ; SERRANO, Araceli 1 ; LAMBORG, Carl 2 ; LUENGEN, AllisoN 3 ; GIBSON, Doug 4 ; NUSSBAUM, Bradley 4 ; HEIM, Wesley 5 ; MACKEY, Katherine 1 ;
(1) University of California, Irvine, CA, USA; (2) University of California, Santa Cruz, CA, USA; (3) University of San Francisco, San Francisco, CA, USA; (4) San Elijo Lagoon Conservancy, Encinitas, CA, USA; (5) Moss Landing Marine Laboratories, Moss Landing, CA, USA

TP-036

SEASONAL DRIVERS OF MERCURY UPTAKE BY PHYTOPLANKTON IN A SOUTHERN CALIFORNIA COASTAL LAGOON SYSTEM

Authors: ZARATE, Sydney 1 ; GANGULI, Priya 1 ; SERRANO, Araceli 1 ; KAUR, Priya 1 ; LAMBORG, Carl 2 ; LUENGEN, Allison 3 ; GIBSON, Doug 4 ; NUSSBAUM, Bradley 5 ; CHORTEK, Emily 3 ; HEIM, Wesley 6 ; NEWMAN, Adam 6 ; MACKEY, Katherine 1 ;
(1) University of California, Irvine, CA, United States; (2) University of California, Santa Cruz, CA, United States; (3) University of San Francisco, San Francisco, CA, United States; (4) San Elijo Lagoon Conservancy, Encinitas, CA, United States; (5) San Elijo Conservancy, Encinitas, CA , United States; (6) Moss Landing Marine Laboratories, Moss Landing, CA , USA

TP-037

MODELLING THE CHANGING MERCURY CYCLING AND BIO-ACCUMULATION IN THE NORTH- AND BALTIC SEA OVER THE LAST 60 YEARS

Authors: BIESER, Johannes 1 ; DAEWEL, Ute 1 ; SCHRUM, Corinna 1 ;
(1) Helmholtz Zentrum Geesthacht, Geesthacht, Germany

TP-038

METHYLATION AND BIOACCUMULATION OF MERCURY FROM ‘NEW’ AND ‘OLD’ SOURCES IN ESTUARINE SYSTEMS

Authors: JONSSON, Sofi 1 ; ANDERSSON, Agneta 2 ; NILSSON, Mats 3 ; SKYLLBERG, Ulf 3 ; ERIK, Lundberg 2 ; NGUYEN, Van 2 ; SCHAEFER, Jeffra 4 ; ÅKERBLOM, Staffan 5 ; BJÖRN, Erik 2 ;
(1) University of Connecticut, Groton, USA; (2) Umeå University, Umeå, Sweden

TP-039

ESTIMATION OF AIR-WATER EXCHANGE FLUX OF MERCURY FROM OCEAN IN NORTHEAST ASIAN REGION

Authors: KIM, Dae-Young 1 ; JEON, Ji-Won 1 ; HAN, Young-Ji 1 ;
(1) Kangwon National University, Chuncheon, Gangwon-do, Korea

TP-040

PHOTODEMETHYLATION OF METHYLMERCURY IN SEAWATER MEDIATED BY DISSOLVED ORGANIC MATTER

Authors: KIM, Jihee 1 ; HAN, Seunghee 1 ;
(1) GIST, Gwangju, South Korea

TP-041

BIOMONITORING ALONG THE FRENCH COASTLINE: COULD MERCURY ISOTOPIC COMPOSITION INDICATE A TEMPORAL CHANGE IN HG REACHING THE COASTAL ZONE?

Authors: BRIANT, Nicolas 1 ; CHOUVELON, Tiphaine 1 ; BRACH-PAPA, Christophe 1 ; CHIFFOLEAU, Jean-François 1 ; SAVOYE, Nicolas 2 ; SONKE, Jeroen 3 ; KNOERY, Joel 1 ;
(1) Ifremer, Nantes, France; (2) U. Bordeaux/EPOC, Bordeaux, France; (3) CNRS OMP/GET, Toulouse, France

TP-042

COASTAL EROSION AS A SOURCE OF BIOAVAILABLE MERCURY TO THE MARINE ENVIRONMENT

Authors: KWASIGROCH, Urszula 1 ; BEŁDOWSKA, Magdalena 1 ; SANIEWSKA, Dominika 1 ; JĘDRUCH, Agnieszka 1 ;
(1) Institute of Oceanography, University of Gdansk, Gdynia, Poland

TP-043

MERCURY SPECIATION AND RETENTION IN A SALT MARSH UNDERGOING LONG-TERM FERTILIZATION

Authors: LAMBORG, Carl 1 ; MINCER, Tracy 2 ; BUCHANAN, William 3 ; COLLINS, Caroline 4 ; SWARR, Gretchen 2 ; GANGULI, Priya 5 ; WHALEN, Kristen 6 ; BOTHNER, Michael 7 ; VALIELA, Ivan 8 ;
(1) UCSC, Santa Cruz, CA, USA; (2) WHOI, Woods Hole, MA, USA; (3) Savannah State University, Savannah, GA, USA; (4) Connecticut College, New London, CT, USA; (5) UC Irvine, Irvine, CA, USA; (6) Haverford College, Haverford, PA, USA; (7) USGS, Woods Hole, MA, USA; (8) Marine Biological Laboratory, Woods Hole, MA, USA

TP-044

SPATIAL AND TEMPORAL CHANGES IN TOTAL MERCURY AND METHYLMERCURY CYCLING IN LONG ISLAND SOUND

Authors: LIU, Maodian 1 ; MASON, Robert 1 ; WHITNEY, Michael 1 ; VLAHOS, Penny 1 ; BAUMANN, Zofia 1 ;
(1) University of Connecticut, Groton/CT, USA

TP-045

MERCURY SPECIES FLUXES FROM SEDIMENT: INSIGHTS FROM COMPARISON BETWEEN 224RA/228TH DISEQUILIBRIUM AND CORE INCUBATION

Authors: SHI, Xiangming 1 ; MASON, Robert 2 ; CHARETTE, Matthew 3 ;
(1) Xiamen University, Xiamen, Fujian Province, China; (2) University of Connecticut, Groton, CT, United States; (3) WHOI, Woods Hole, MA, United States

TP-046

BIOACCUMULATION OF MERCURY ON FISHES IN MINAMATA BAY, BASED ON FOOD WEB ANALYSIS AND CARBON AND NITROGEN ISOTOPE ANALYSIS

Authors: MORI, Keisuke 1 ; KANAYA, Gen 2 ; SEO, Eriko 3 ; ITOH, Hajime 3 ; KOJIMA, Shigeaki 3 ;
(1) National Institute for Minamata Disease, Minamata/Kumamoto, Japan; (2) National Institute for Environmental Studies, Tsukuba/Ibaraki, Japan; (3) Air and Ocean Research Institute, Tokyo University, Kashiwa/Chiba, Japan

TP-047

METHYLMERCURY AT THE SEDIMENT-WATER INTERFACE: INSIGHTS FROM A UNIQUE SAMPLING REGIME

Authors: SEELEN, Emily 1 ; MASSEY, Grace 2 ; MASON, Robert 1 ;
(1) University of Connecticut, Groton, CT, USA; (2) Virginia Institute of Marine Science, Gloucester Pt., VA, USA

TP-048

IMPACT OF PELAGIC FOOD WEB STRUCTURE ON MONOMETHYLMERCURY BIOACCUMULATION IN COASTAL SEAS – A BALTIC SEA CASE STUDY

Authors: SKROBONJA, Aleksandra 1 ; SOERENSEN, Anne 2 ; BJÖRN, Erik 1 ;
(1) Umeå University, Umeå, Sweden; (2) Stockholm University, Stockholm, Sweden

TP-049

MERCURY PARTITIONING AND SPECIATION IN NORTHERN GULF OF MEXICO ESTUARIES

Authors: HAMMERSCHMIDT, Chad 1 ; BUCK, Clifton 2 ; BOWMAN, Katlin 1 ; GILL, Gary 3 ; LANDING, William 4 ;
(1) Wright State University, Dayton, OH, USA; (2) University of Georgia, Athens, GA, USA; (3) Pacific Northwest National Lab, Sequim, WA, USA; (4) Florida State University, Tallahassee, FL, USA

TP-050

MERCURY CYCLING IN A CHESAPEAKE BAY SALT MARSH: THE IMPACT OF PHRAGMITES AUSTRALIS

Authors: HEYES, Andrew 1 ; ROSERA, Tylor 2 ; POWERS, Leanne 1 ; GONSIOR, Micheal 1 ; LAPHAM, Laura 1 ; OSTER, Jacob 1 ;
(1) University of Maryland Center for Environmental Science, Solomons, Maryland, United States; (2) St Olaf College, North Field, Minnesota, United States