SS5.12 Interactions and Feedbacks Among Marine Pelagic Ecosystems, Biogeochemical Cycles and Climate, in a Globally Changing Environment

Session Organizer(s):
Richard, B. Rivkin
Memorial University of Newfoundland, St.John's, Newfoundland, Canada
rrivkin@mun.ca

Louis, Legendre
Laboratoire d' Oceanographie Villefranche
legendre@obs-vlfr.fr

If your abstract is listed without a time, your abstract has been selected as a poster presentation. Please click on the title of your abstract to see the date at which your poster will be presented.

Date: Monday, February 16, 2004

Location: 315

10:30 AM
Vezina, A F ; Pahlow, M TOWARDS AN OPTIMIZATION APPROACH TO MODELLING FOOD WEB-BIOGEOCHEMICAL INTERACTIONS

11:00 AM
Richardson, T L ; Jackson, G A ; Ducklow, H W ; Roman, M R PLANKTONIC FOOD WEBS OF THE EQUATORIAL PACIFIC AT 140W: A SYNTHESIS OF EQPAC TIME SERIES CARBON FLUX DATA

11:15 AM
Bidigare, R R ; Chao, Y ; Lukas, R ; Letelier, R M ; Christensen, S ; Karl, D M TEMPORAL VARIATIONS IN PHYTOPLANKTON COMMUNITY STRUCTURE AND PHYSICAL FORCING AT STATION ALOHA (22.75N, 158W)

11:30 AM
Pena, M A VARIATIONS IN PHYTOPLANKTON PRODUCTION AND ITS RELATIONSHIP TO ENVIRONMENTAL CONDITIONS IN COASTAL WATERS OF VANCOUVER ISLAND

11:45 AM
Gregg, W ; Casey, N RECENT TRENDS IN GLOBAL OCEAN CHLOROPHYLL

1:30 PM
Legendre, L ; Rivkin, R B INTERACTIONS BETWEEN ANTHROPOGENIC FORCING, CARBON FLUXES AND PELAGIC ECOSYSTEMS IN THE UPPER OCEAN

1:45 PM
Hare, C E ; DiTullio, G R ; Tortell, P D ; Kudela, R M ; Zhang, Y ; Leblanc, K ; Riseman, S F ; Hutchins, D A EXPERIMENTAL DETERMINATION OF CLIMATE CHANGE EFFECTS ON BERING SEA BIOGEOCHEMISTRY AND PHYTOPLANKTON COMMUNITY STRUCTURE

2:00 PM
Agawin, N R ; Huisman, J THEORETICAL ANALYSIS OF COMPETITION FOR LIGHT AND NITROGEN BETWEEN N2-FIXING AND NON-N2 -FIXING PHYTOPLANKTON

2:15 PM
Hood, R R ; Coles, V J ; Capone, D G MODELING THE IMPACT OF IRON AND PHOSPHORUS LIMITATION ON TRICHODESMIUM GROWTH IN THE TROPICAL ATLANTIC OCEAN

2:30 PM
Kelly-Gerreyn, B A ; Anderson, T R ; Holt, J T ; Gowen, R J ; Proctor, R PHYTOPLANKTON COMMUNITY STRUCTURE AT CONTRASTING SITES IN THE IRISH SEA: A MODELLING INVESTIGATION

2:45 PM
Wilkerson, F P ; Dugdale, R C ; Lassiter, A ; Marchi, A ; Hogue, V THE IMPACT OF DIATOM-BASED FOOD WEBS ON NUTRIENT DRAWDOWN IN COASTAL UPWELLING AREAS AND THEIR INFLUENCE ON BIOGEOCHEMICAL CYCLING

3:30 PM
Montoya, J P ; Holl, C M ; Zehr, J P ; Villareal, T ; Capone, D G QUANTIFICATION OF NITROGEN FIXATION BY UNICELLULAR DIAZOTROPHS IN OLIGOTROPHIC WATERS

3:45 PM
Mills, M M ; Ridame, C ; Davey, M ; LaRoche, J ; Geider, R J IRON AND PHOSPHORUS CO-LIMIT NITROGEN FIXATION IN THE EASTERN TROPICAL NORTH ATLANTIC

4:00 PM
Altabet, M A ; Higginson, M J HAS THE MARINE NITROGEN CYCLE BEEN IN STEADY-STATE DURING THE HOLOCENE?

4:15 PM
Horst, G P ; Edmunds, P J THE EFFECTS OF TEMPERATURE AND pH ON CALCIFICATION AND QUANTUM-YIELD EFFICIENCY OF MADRACIS MIRABILIS

4:30 PM
Morán, X A ; Fernández, E ; Pérez, V PLANKTONIC BIOMASS AND PRODUCTION IN OLIGOTROPHIC WATERS OF THE N ATLANTIC SUBTROPICAL GYRE: SIZE-FRACTIONATED MEASUREMENTS AND METABOLIC BALANCE

4:45 PM
Dowell, M D ; Runge, J ; Campbell, J W ; Moore, T S CHARACTERIZING THE RATIO OF ALGAL LOSS TO PRODUCTION: INSIGHT INTO THE STABILITY OF PELAGIC MARINE ECOSYSTEMS AT GLOBAL SCALE

Date: Tuesday, February 17, 2004

Location: 315

10:15 AM
Barber, R T ; Sarmiento, J ; Slater, R ; Bopp, L ; Doney, S C ; Hirst, A C ; Kleypas, J ; Matear, R ; Mikolajewicz, U ; Monfray, P RESPONSE OF OCEAN ECOSYSTEMS TO CLIMATE WARMING

10:30 AM
Ueyama, R ; Monger, B WIND-INDUCED MODULATION OF SPRING PHYTOPLANKTON BLOOMS IN THE NORTH ATLANTIC DERIVED FROM SATELLITE OBSERVATIONS

10:45 AM
Anderson, M R ; Hale, M S ; Li, W K ; Matthews, P L ; Bussey, H ; Rivkin, R B NUTRIENT REGULATION OF BACTERIAL GROWTH IN CONTRASTING BIOGEOCHEMICAL PROVINCES OF THE WESTERN ATLANTIC AND THE SUB ARCTIC PACIFIC

11:00 AM
Björkman, K M ; Karl, D M PHOSPHORUS UPTAKE KINETICS OF DIFFERENT NATURAL POPULATIONS OF BACTERIOPLANKTON AND EUKAROYTIC PHYTOPLANKTON IN THE NORTH PACIFIC SUBTROPICAL GYRE

11:15 AM
Monger, B C ; Maglio, M J INTERANNUAL VARIABILITY IN EKMAN TRANSPORT OF NUTRIENTS ALONG THE PERIPHERIES OF THE NORTH ATLANTIC SUBTROPICAL GYRE

11:30 AM
Reinthaler, T ; Herndl, G J PROKARYOTIC PRODUCTION AND GROWTH YIELD IN THE NORTH ATLANTIC DEEP WATER

11:45 AM
Lampitt, R S ; Sanders, R J ; Boorman, B ; Brown, L ; Guyard, P H ; Leaute, F J ; Popova, E E ; Saw, K A ; Turnewitsch, R ; Zubkov, M V PARTICULATE EXPORT IN THE NORTHEAST ATLANTIC: AN INTEGRATED ATTACK USING PRODUCTION RATES, TRACERS AND A NOVEL DRIFTING SEDIMENT TRAP.

1:30 PM
Sunda, W ; Kiene, R P ; Hardison, R ; Harada, H FEEDBACK INTERACTIONS BETWEEN NUTRIENTS, DIMETHYLSULFIDE, AND CLIMATE

1:45 PM
Lizotte, M ; Levasseur, M ; Scarratt, M G ; Merzouk, A ; Michaud, S ; Gosselin, M DMS(P) DYNAMICS DURING A SPRING DIATOM BLOOM IN THE NORTHWEST ATLANTIC

2:00 PM
Huebert, B J ; Blomquist, B W ; Duan, B ; Bates, T S ; Fairall, C W ; Hare, J E ; Johnson, J E EDDY-CORRELATION MEASUREMENTS OF DMS FLUXES AND EXCHANGE COEFFICIENTS ON THE NOAA-TAO CRUISE 2003

2:15 PM
Toole, D A ; Siegel, D A LIGHT-DRIVEN CYCLING OF DIMETHYLSULFIDE (DMS) IN THE SARGASSO SEA – THE STRESS-FORCED REGIME

2:30 PM
Mulholland, M R ; Bernhardt, P ; Bronk, D A ; O'Neil, J M ; Heil, C A DOES NITROGEN REGENERATION FROM THE N2 FIXING CYANOBACTERIA TRICHODESMIUM SPP. FUEL KARENIA BREVIS BLOOMS IN THE GULF OF MEXICO?

2:45 PM
Redalje, D G ; Holtermann, K E ; Phelps, E I ; Kirk, E A ; Natter, M J ; Pluhar, R J ; Rowe, E A ; Sawant, P A EVALUATING LONG-TERM ENVIRONMENTAL QUALITY OF THE BAY OF ST. LOUIS, MISSISSIPPI

Date: T,W,Th, February 17-19, 2004

Location: Kamehameha Hall III

2:45 PM
Arndt, C E ; Pavlova, O ; Lřnne, O J ON THE FATE OF ICE FAUNA IN THE FRAM STRAIT - SVALBARD AREA

2:45 PM
Iseda, M ; Hashimoto, S ; Matsumoto, K ; Yokouchi, Y VOLATILE ORGANIC COMPOUNDS IN THE OCEAN AND THE MARINE ATMOSPHERE IN THE EQUATORIAL PACIFIC

2:45 PM
Zhang, C Y ; Shang, S L ; Hong, H S ; Shang, S P ; Chen, D W INTER-ANNUAL VARIABILITY OF SATELLITE-MEASURED CHLOROPHYLL A IN THE TAIWAN STRAIT DURING MONSOON TRANSITION FROM 1999 TO 2001

2:45 PM
Burns, J A ; Sohm, J ; Carpenter, E J ; Foster, R ; Capone, D G RELATIVE CONTRIBUTIONS OF FILAMENTOUS CYANOBACTERIA TO NITROGEN FIXATION IN THE TROPICAL NORTH PACIFIC

2:45 PM
Alldredge, A L DISCARDED APPENDICULARIAN HOUSES CONTRIBUTE SIGNIFICANTLY TO PARTICULATE CARBON FLUX

2:45 PM
Govil, S R ; Hewson, I ; Capone, D ; Carpenter, E J ; Fuhrman, J CYANOPHAGE MAY PLAY IMPORTANT ROLES IN TRICHODESMIUM SPP. ECOLOGY IN THE OLIGOTROPHIC OCEAN.

2:45 PM
Hewson, I ; Steele, J A ; Capone, D G ; Fuhrman, J A VIRAL INFLUENCE ON BACTERIOPLANKTON COMMUNITIES IN THE NORTH PACIFIC GYRE

2:45 PM
Steele, J A ; Hewson, I ; Capone, D G ; Fuhrman , J A EFFECTS OF INORGANIC IRON, PHOSPHORUS, AND DUST ADDITION ON PROKARYOTE COMMUNITY DYNAMICS IN THE NORTH PACIFIC SUBTROPICAL GYRE

2:45 PM
Moore, T S ; Dowell, M D GLOBAL MAPS OF PHYTOPLANKTON CARBON:CHLOROPHYLL USING AN EMPIRICAL RELATIONSHIP

2:45 PM
Sohm, J A ; Mahaffey, C ; Carpenter, E J ; Capone, D G PHOSPHORUS ACQUISITION IN TRICHODESMIUM AND OTHER NITROGEN FIXERS IN THE SUBTROPICAL NORTH ATLANTIC AND PACIFIC

2:45 PM
Eskinasy, A H ; Winn, C D ; Popp, B N TEMPORAL VARIABILITY IN pH IN THE NORTH PACIFIC: A COMPARISON OF RECENT MEASUREMENTS WITH DATA COLLECTED ON THE WOCE GLOBAL CARBON SURVEY

2:45 PM
Bernhardt, P W ; Mulholland, M R ; O'Neil, J M ; Bronk, D A ; Heil, C A N2 FIXATION AND N REGENERATION IN TRICHODESMIUM IMS101 GROWN IN CHEMOSTATS AT VARIOUS GROWTH RATES.

2:45 PM
Dunne, J P ; Armstrong, R A ; Gnanadesikan, A ; Sarmiento, J L COUPLING OF BIOGEOCHEMICAL CYCLES OF THE ELEMENTS THOUGH ECOSYSTEM STRUCTURE WITHIN A GLOBAL OCEAN GENERAL CIRCULATION MODEL

2:45 PM
Pennington, J T ; Michisaki, R P ; Collins, C A ; Kuwahara, V ; Lance, V P ; Marinovic, B ; Chavez, F P ALONGSHORE VARIABILITY OF THE CALIFORNIA CURRENT SYSTEM FROM CENTRAL TO BAJA CALIFORNIA IN WINTER AND SPRING 2003: PHYSICAL, CHEMICAL AND BIOLOGICAL PROPERTIES

2:45 PM
Irvine, G V ; Carpenter, S J ; Mann, D H ; Schaaf, J M OCEAN PRODUCTIVITY THROUGH TIME AS REVEALED THROUGH STABLE ISOTOPE ANALYSIS OF ARCHEOLOGICAL MIDDEN MATERIALS IN THE GULF OF ALASKA: INITIAL RESULTS

2:45 PM
Capone, D G ; Subramaniam, A ; Michaels, A F ; Burns, J A ; Carpenter, E J GLOBALLY-SCALED ESTIMATES OF TRICHODESMIUM NITROGEN FIXATION

2:45 PM
Mino, Y ; Saino, T INORGANIC CARBON ACQUISITION OF PHYTOPLANKTON POPULATION IN THE OLIGOTROPHIC ATLANTIC

2:45 PM
Kinoshita, M ; Iseda, M ; Ioriya, T ; Hashimoto, S SEASONAL VARIATIONS IN PHYTOPLANKTON ASSEMBLAGE AND TRACE GASES AFFECTING THE CLIMATE IN COASTAL AREA OF JAPAN

2:45 PM
Finzi, J A ; Burns, J A ; Subrmaniam, A ; Hood, R R ; Capone, D G NITROGEN FIXATION AND PHOTOSYNTHETIC PARAMETERS OF TRICHDESMIUM SPP. IN THE SUBTROPICAL NORTH PACIFIC

2:45 PM
Mahaffey, C ; Subramaniam, A ; Burns, J ; Capone, D G DIVERGENCE BETWEEN BIOLOGICAL AND GEOCHEMICAL SIGNALS OF N2 FIXATION IN THE TROPICAL WESTERN ATLANTIC

2:45 PM
Seibel, B A ; Robison, B H ; Gilly, W F ENVIRONMENTAL CONSTRAINTS ON VERTICAL MIGRATION IN THE JUMBO SQUID, DOSIDICUS GIGAS

2:45 PM
Berreville, F C ; Thompson , K R ; Vézina , A F EXPLORATORY ANALYSIS OF FOOD WEB STRUCTURE AND DYNAMICS IN ARCTIC POLYNYAS

2:45 PM
Venn, C ; Taylor, K A ; Hranitz, J M VARIATION IN SURFACE DISTRIBUTION OF CONCHODERMA AURITUM ACROSS THE TROPICAL PACIFIC

 
Return to Session Listing