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053 Nitrogen and Carbon Cycling in the Eastern Tropical Pacific Ocean: Linking the OMZ to the open ocean


Session organizer(s)

Angela Knapp
RSMAS/University of Miami
aknapp@rsmas.miami.edu

Alyson Santoro
UMCES-Horn Point
asantoro@umces.edu

Rachel Foster
MPI Bremen
rfoster@mpi-bremen.de

Sophie Bonnet
IRD, France
Sophie.BONNET@univmed.fr


Date: 2/23/2012

Please click on the title of an abstract to view the complete abstract.


Poster Presentations
Location: Poster/Exhibit Hall

A0350
Haskell II, W. Z.; Kadko, D.; Berelson, W. M.; Hammond, D. E.; Knapp, A. N.; Capone, D. G.; UPWELLING VELOCITIES AND EDDY DIFFUSIVITY FROM 7BE MEASUREMENTS USED TO COMPARE VERTICAL NUTRIENT FLUXES TO EXPORT POC FLUX IN THE ETSP (Abstract ID:10540) P

A0351
Landolfi, A.; Koeve, W.; Dietze, H.; Oschlies, A.; THE TP* CONVEYOR (Abstract ID:11138) P

A0352
Smith, J. M.; Casciotti, K. L.; Francis, C. F.; NITRIFICATION IN UPWELLING INFLUENCED WATERS: A SPATIO-TEMPORAL STUDY IN MONTEREY BAY (Abstract ID:11811) P

A0353
Letscher, R. T.; Knapp, A. N.; Hansell, D. A.; DIFFERENTIAL CYCLING OF DOC AND DON ACROSS THE EASTERN TROPICAL SOUTH PACIFIC (Abstract ID:12318) P

A0354
Beman, J. M.; Carolan, M. T.; MICROBIAL NITROGEN, CARBON, AND SULFUR CYCLING IN THE EASTERN TROPICAL NORTH PACIFIC OXYGEN MINIMUM ZONE (Abstract ID:12684) P

A0355
Turk-Kubo, K. A.; Bonnet, S.; Dekaezemacker, J.; Foster, R.; Liss, A.; Capone, D. G.; Zehr, J. P.; NITROGEN FIXATION AND THE DIVERSITY, ABUNDANCE AND NITROGENASE (NIFH) GENE EXPRESSION OF DIAZOTROPHS IN THE EASTERN TROPICAL SOUTH PACIFIC (Abstract ID:11562) P

A0356
Santoro, A. E.; Buchwald, C.; Casciotti, K. L.; NITRIFICATION AND NITROUS OXIDE PRODUCTION IN THE EASTERN TROPICAL SOUTH PACIFIC: INSIGHTS FROM STABLE ISOTOPE RATIOS AND DIRECT RATE MEASUREMENTS (Abstract ID:11910) P

A0357
Liss, A. M.; Tiahlo, M.; SaƱudo-Wilhelmy, S. A.; Capone, D. G.; THE INFLUENCE OF NICKEL ON NITROGEN AND CARBON FIXATION RATES IN THE EASTERN TROPICAL SOUTH PACIFIC (Abstract ID:12123) P

A0358
Hammond, D. E.; Prokopenko, M. G.; Yeung, L. Y.; Berelson, W. M.; Stanley, R.; Haskell II, W. Z.; Knapp, A. N.; Rollins, N.; Young, E. D.; Capone, D. G.;NET COMMUNITY AND GROSS PHOTOSYNTHETIC PRODUCTION RATES IN THE ETSP, BASED ON O2/AR RATIOS AND TRIPLE OXYGEN ISOTOPIC COMPOSITION OF DISSOLVED O2 (Abstract ID:12489) P

A0359
Seegers, B. J.; Smail, E. A.; Sanudo-Wilhelmy, S. A.; DISTRIBUTION OF TRACE ELEMENTS IN THE EASTERN TROPICAL SOUTH PACIFIC (Abstract ID:12770) P


Date: 2/24/2012

Please click on the title of an abstract to view the complete abstract.


Oral Presentations
Location: Ballroom A

14:00
Casciotti, K. L.; Buchwald, C.; Santoro, A.; USE OF NITRATE AND NITRITE ISOTOPES TO STUDY NITROGEN CYCLING IN OCEANIC OXYGEN DEFICIENT ZONES (Abstract ID:9910) o

14:15
Dekaezemacker, J.; Bonnet, S.; Turk-Kubo, K. A.; Moutin, T.; Grosso, O.; Knapp, A. N.; Capone, D. G.; ORGANIC/INORGANIC NUTRIENT CONTROL OF N2 FIXATION IN THE EASTERN TROPICAL SOUTH PACIFIC (Abstract ID:10961) o

14:30
Berelson, W.; Rollins, N.; Haskell, W.; Tems, C.; Wolfe, C.; Prokopenko, M.; Knapp, A. N.; Casciotti, K. L.; Hammond, D. E.; Capone, D. G.;SEDIMENTATION AND BIOGENIC MATTER REMINERALIZATION IN THE EASTERN TROPICAL SOUTH PACIFIC (ETSP); SEDIMENT TRAP AND SEDIMENT PORE WATER FLUXES (Abstract ID:9553) o

14:45
Knapp, A. N.; Casciotti, K. L.; Buchwald, C.; Bonnet, S.; Dekaezemacker, J.; Gunderson, T.; Prokopenko, M.; Berelson, W. M.; Capone, D. G.; QUANTIFYING THE IMPORTANCE OF NITRATE AND N2 FIXATION AS SOURCES OF NEW N FOR EXPORT PRODUCTION IN THE EASTERN TROPICAL SOUTH PACIFIC USING N ISOTOPE BUDGETS (Abstract ID:9617) o

15:00
Rafter, P. A.; Sigman, D. M.; DiFiore, P. J.; Haug, G. H.; SUBANTARCTIC MODE WATER NUTRIENT MODIFICATION EN ROUTE TO THE EQUATORIAL PACIFIC THROUGH SHADOW ZONE MIXING AND ORGANIC MATTER REMINERALIZATION (Abstract ID:12008) o

15:15
Capone, D. G.; Tiahlo, M.; Knapp, A.; Moutin, T.; Berelson, W.; CARBON FIXATION AND PHOSPHORUS TURNOVER IN SURFACE WATERS OF THE EASTERN TROPICAL SOUTH PACIFIC (ETSP) (Abstract ID:12772) o

15:30
Fernandez, C.; BIOGEOCHEMICAL CONTROLS OF NITROGEN FIXATION IN THE OXYGEN MINIMUM ZONE OF THE EASTERN SOUTH PACIFIC REGION (Abstract ID:9678) o

15:45
Buchwald, C.; Santoro, A. E.; Casciotti, K. L.; NITRITE RESIDENCE TIMES IN THE PRIMARY AND SECONDARY NITRITE MAXIMA IN THE EASTERN TROPICAL PACIFIC: INSIGHTS FROM THE OXYGEN ISOTOPIC COMPOSITION (Abstract ID:9790) o