SS5.03 The Biogeochemical Cycling of Iron in the Ocean – From Genes to Gyres

Session Organizer(s):
Philip, Boyd
National Institute of Water and Atmosphere, Dunedin, New Zealand
pboyd@alkali.otago.ac.nz

Mike, McKay
Bowling Green State University
rmmckay@bgnet.bgsu.edu

Steve, Wilhelm
University of Tennessee
wilhelm@utk.edu

Russell, Frew
University of Otago Dunedin New Zealand
rfrew@alkali.otago.ac.nz

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: Thursday, February 19, 2004

Location: 315

10:15 AM
Hutchins, D A THE EVOLUTION OF OUR UNDERSTANDING OF THE MARINE IRON BIOGEOCHEMICAL CYCLE

10:45 AM
Bowie, A R ; Sedwick, P N ; Ussher, S J ; Marsay, C M ; Church, T M EFFECT OF MINERAL DUST DEPOSITION ON IRON(II) DISTRIBUTION IN THE SARGASSO SEA

11:00 AM
Landing, W M ; Measures, C I ; Buck, C S ; Brown, M A NORTH ATLANTIC OCEAN SECTION FOR DISSOLVED FE AND AL

11:15 AM
Buck, C S ; Landing, W M ; Resing, J ; LeBon, G T THE SPECIATION AND SOLUBILITY OF AEROSOL IRON AND ALUMINUM IN THE NORTH ATLANTIC OCEAN: RESULTS FROM THE 2003 CLIVAR A16N EXPEDITION

11:30 AM
Elrod, V A ; Berelson, W M ; Coale, K H ; Johnson, K S THE FLUX OF IRON FROM CONTINENTAL SHELF SEDIMENTS: A MISSING SOURCE FOR GLOBAL BUDGETS?

11:45 AM
Rogers, D R ; Edwards, K J ; Bach, W THE UNSEEN IRON POOL: IS THERE A BIOGEOCHEMICAL IRON CYCLE IN THE OCEAN CRUST?

1:30 PM
Sohrin, Y ; Kinugasa, M ; Okamura, K ; Takeda, S ; Nishioka, J ; Tsuda, A DYNAMICS OF BIOACTIVE TRACE METALS DURING THE SUBARCTIC PACIFIC IRON EXPERIMENT FOR ECOSYSTEM DYNAMICS STUDY (SEEDS2001)

1:45 PM
Boyd, P W ; Hutchins, D A ; Law, C S ; Wilhelm, S W ; McKay, R M ; Frew, R D ; Maldonado, M ; Abraham, E ; Hall, J ; Nodder, S FECYCLE – A SULFUR HEXAFLUORIDE LABELLED MESOSCALE STUDY OF IRON BIOGEOCHEMISTRY IN UNPERTURBED HNLC WATERS

2:00 PM
Higgins, J L ; Cumming, A ; Poorvin, L ; Hall, J A ; Wilhelm, S W VIRAL PRODUCTION RATES IN THE ANTARCTIC SUBTROPICAL CONVERGENCE: ESTIMATES OF FE REGENERATION

2:15 PM
Fones, G R ; Moffett, J W ORGANIC COMPLEXATION OF SOLUBLE AND COLLOIDAL IRON THE SUBARCTIC NORTH PACIFIC AND BERING SEA

2:30 PM
Mioni, C E ; Handy, S M ; Twiss, M R ; Sudre, J ; Frew, R D ; Jeffrey, W H ; Boyd, P W ; Garçon, V ; Wilhelm, S W DEPLOYMENT OF A HETEROTROPHIC BIOLUMINESCENT BIOREPORTER TO ESTIMATE THE BIOAVAILABILITY OF IRON IN SEAWATER

2:45 PM
Orcutt, K M ; Wells, M L A LIPOSOME-BASED NANODEVICE FOR SEQUESTERING SIDEROPHORE-BOUND FE

3:30 PM
Lam, P J ; Bishop, J K ; Waychunas, G A ; Marcus, M A IRON HOTSPOTS IN MARINE AGGREGATES OF THE SUBARCTIC PACIFIC

3:45 PM
Strzepek, R F ; Maldonado, M T ; Boyd, P W ; Frew, R UPTAKE OF IRON FROM ORGANIC COMPLEXES BY PLANKTON IN THE SOUTHERN OCEAN

4:00 PM
Shaked, Y ; Kustka, A B ; Morel, F, M M HOW DO DIATOMS ACQUIRE IRON? NEW OBSERVATIONS AND A UNIFYING MODEL

4:15 PM
Castruita, M ; Saito, M ; Schottel, P C ; Stiefel, E I ; Morel, F M CLONING AND OVEREXPRESSION OF AN IRON STORAGE PROTEIN IN TRICHODESMIUM ERYTHRAE

4:30 PM
Twining, B S ; Baines, S B ; Fisher, N S ; Landry, M R ACCUMULATION AND REMINERALIZATION OF IRON BY PLANKTON DURING THE SOUTHERN OCEAN IRON EXPERIMENT

Date: Friday, February 20, 2004

Location: 315

8:30 AM
Kustka, A ; Milligan, A ; Morel, F M INVESTIGATING THE REDUCTIVE MECHANISM OF FE ACQUISITION BY MARINE DIATOMS

8:45 AM
Maldonado, M T ; Chong, J ; Leus, D ; Karpenko, N ; Harris, S L THE ROLE OF COPPER IN THE HIGH-AFFINITY IRON TRANSPORT SYSTEM OF MARINE DIATOMS

9:00 AM
Wells, M L ; Trick, C G ; Hughes, M P THE SYNERGY OF IRON, COPPER AND THE TOXICITY OF DIATOMS

9:15 AM
Trick, C G ; Wells, M L ; Cochlan, W ; Pickell, L ; McClintock, L ; Ladizinsky, N C IRON LIMITATION AND COPPER EFFECTS IN THE JUAN DE FUCA EDDY

9:30 AM
Harris, S L ; Maldonado, M T COPPER REQUIREMENTS OF FE-LIMITED COASTAL AND OCEANIC DIATOMS

10:15 AM
Armstrong, R A AN OPTIMALITY-BASED MODEL OF IRON:NITROGEN:LIGHT LIMITATION OF PHYTOPLANKTON GROWTH AND CHLORPHYLL:CARBON RATIO

10:30 AM
Weber, L ; Voelker, C ; Schartau, M ; Oschlies, A ; Wolf-Gladrow, D A THE IRON SPECIATION IN THE OCEANIC MIXED LAYER: A MODELING PERSPECTIVE

10:45 AM
Parekh, P ; Follows, M J ; Boyle, E A DECOUPLING OF FE AND PHOSPHATE IN THE GLOBAL OCEAN

11:00 AM
Hutchins, D A ; Hare, C E ; DiTullio, G R ; Leblanc, K ; Hall, J ; Crossley, A C ; Frew, R SIMULATING NATURAL IRON INPUTS TO THE SOUTHERN OCEAN USING A SHIPBOARD CHEMOSTAT SYSTEM

11:15 AM
Twiss, M R ; Gouvêa, S P ; McKay, R M ; Wilhelm, S W ; Mistry, A ; Patey, T D ; Polet, D RESPONSES OF PELAGIC GREAT LAKES PHYTOPLANKTON COMMUNITIES TO TRACE METAL (FE, CO, CD, ZN) ENRICHMENTS

11:30 AM
Saito, M A ; Xu, Y ; Wisniewski, R ; Wallsgrove, R J ; Moffett, J W ; Popp, B N IRON AND COBALT CO-LIMITATION IN THE CENTRAL NORTH PACIFIC AND THE BERING SEA

11:45 AM
Leblanc, K ; Hare, C ; Boyd, P ; ellwood, M ; Lohan, M ; Buck, K ; Bruland, K ; Hutchins, D FE AND ZN IMPACT ON PHYTOPLANKTON GROWTH IN TWO HNLC SYSTEMS IN THE PACIFIC SUB-ANTARCTIC AND SUB-ARCTIC REGIONS.

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

Location: Kamehameha Hall III

11:45 AM
Guieu, C ; Bonnet, S ; Wagener, T ; Loye-Pilot, M D BIOMASS BURNING AS A SOURCE OF DISSOLVED IRON TO OPEN OCEAN?

11:45 AM
Iwade, S ; Kuma, K ; Yoshida, M ; Isoda, Y ; Kudo, I ; Nishioka, J IMPACT OF SUPERSATURATED IRON ON IRON UPTAKE AND GROWTH OF A COASTAL MARINE DIATOM

11:45 AM
Kondo, Y ; Takeda, S ; Nishioka, J ; Saito, H ; Suzuki, K ; Furuya, K IRON LIMITATION STATUS OF PHYTOPLANKTON COMMUNITY IN THE OYASHIO REGION DURING SPRING

11:45 AM
Bonnet, S ; Guieu, C THE EFFECT OF NUTRIENTS AND IRON ADDITIONS ON THE PHYTOPLANKTON DYNAMIC IN THE NORTHWESTERN MEDITERRANEAN SEA

11:45 AM
Tian, F ; Frew, R D ; Sander, S G ; Hunter, K A FE(III) SPECIATION IN SURFACE TRANSSECTS AND DEPTH PROFILES ACROSS A FRONTAL ZONE: THE CHATHAM RISE, NEW ZEALAND

11:45 AM
Oliver, J L ; Carlson, C A ; Ducklow, H W GROWTH ENHANCEMENT OF BACTERIA BY A NATURAL IRON CHELATOR, DESFERRIOXAMINE B (DFOB)

11:45 AM
Aguilar-Islas, A M ; Bruland, K W Mn AS A TRACER IN THE BERING SEA

11:45 AM
Achilles, K M ; Hutchins, D A ; Church, T M BIOAVAILABILITY OF IRON FOR CYANOBACTERIA CULTURES

11:45 AM
DiTullio, G R ; Geesey, M E ; Maucher, J M ; Alm, M B ; Riseman, S F ; Bruland, K W INFLUENCE OF IRON ON ALGAL COMMUNITY COMPOSITION AND PHYSIOLOGICAL STATUS IN THE PERU UPWELLING SYSTEM

11:45 AM
Tagliabue, A ; Arrigo, K R THE IMPORTANCE OF IRON CYCLE COMPLEXITY WHEN PREDICTING C-CYCLE RESPONSE TO FE FERTILIZATION

11:45 AM
Kudela, R M ; Roberts, A E ; Armstrong, M A MICROGRAZER-DILUTION EXPERIMENTS IN THE HNLC WATERS OF THE BERING SEA: A NOVEL APPROACH TO ESTIMATING IRON STIMULATION

11:45 AM
King, A L ; Barbeau, K OBSERVATIONS OF IRON LIMITATION IN A NON-HNLC REGIME: RAPID GROWTH RESPONSE TO IRON ADDITION

11:45 AM
Barbeau, K ; Roe, K L ; Mann, E L ; Haygood, M FERRISIDEROPHORE UTILIZATION BY TRICHODESMIUM AND OTHER MARINE MICROOORGANISMS

 
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