OS22B:
Trace Metals and Isotopes in the Eastern Tropical South Pacific: Results of the 2013 U.S. Geotraces Zonal Transect and Complimentary Studies I

Session ID#: 4668

Tuesday, 16 December 2014: 10:20 AM-12:20 PM
3002 (Moscone West)
Chairs:  James W Moffett, USC-Biology, Los Angeles, United States, Christopher R German, WHOI, Woods Hole, MA, United States and Martin Frank, GEOMAR Helmholtz Centre for Ocean Research Kiel, Kiel, Germany
Primary Convener:  James W Moffett, USC-Biology, Los Angeles, United States
Co-conveners:  Christopher R German, WHOI, Woods Hole, MA, United States and Martin Frank, GEOMAR Helmholtz Centre for Ocean Research Kiel, Kiel, Germany
Co-Sponsor(s):
  • B - Biogeosciences
Index Terms:

1034 Hydrothermal systems [GEOCHEMISTRY]
4219 Continental shelf and slope processes [OCEANOGRAPHY: GENERAL]
4273 Physical and biogeochemical interactions [OCEANOGRAPHY: GENERAL]
4279 Upwelling and convergences [OCEANOGRAPHY: GENERAL]
Virtual Option?: No

Abstracts Submitted to this Session:

OS22B-01
The influence of water mass mixing on the dissolved Si isotope composition in the Eastern Equatorial Pacific (Invited) (15184)
Patricia Grasse, German Centre for Integrative Biodiversity Research (iDiv), Leipzig, Germany, Claudia Ehlert, Max Planck Institute for Marine Microbiology, Bremen, Germany and Martin Frank, GEOMAR Helmholtz Centre for Ocean Research Kiel, Kiel, Germany
OS22B-02
Strong Input and Removal of Rare Earth Elements (REEs) Affect Dissolved Nd Isotope Composition of Seawater in the Panama Basin and the Eastern Equatorial Pacific (9172)
Martin Frank1, Louise M. Bosse1, Patricia Grasse2, Katharina Pahnke3 and Karlos G.D. Kochhann1, (1)GEOMAR Helmholtz Centre for Ocean Research Kiel, Kiel, Germany, (2)German Centre for Integrative Biodiversity Research (iDiv), Leipzig, Germany, (3)Max Planck Institute for Marine Microbiology, Bremen, Germany
OS22B-03
Basin-Scale Transport of Hydrothermal Iron, Manganese and Aluminum Across the Eastern South Pacific (Invited) (6609)
Peter Sedwick1, Joseph A Resing2, Bettina M Sohst3, William J Jenkins4, Christopher R German4 and James W Moffett5, (1)Old Dominion University, Department of Ocean, Earth and Atmospheric Sciences, Norfolk, VA, United States, (2)Joint Institute for the Study of the Atmosphere and Ocean, and NOAA/PMEL, Seattle, WA, United States, (3)Old Dominion University, Norfolk, United States, (4)WHOI, Woods Hole, MA, United States, (5)University of Southern California, Department of Biological Sciences, Los Angeles, United States
OS22B-04
Scavenging of Thorium and Protactinium by Particles from the East Pacific Rise Hydrothermal Plume (12929)
Robert F Anderson1, Martin Q Fleisher1, Frank J Pavia2, Sebastian M Vivancos1, Yanbin Lu3, Hai Cheng4 and R. Lawrence Edwards3, (1)Lamont-Doherty Earth Observatory, Palisades, NY, United States, (2)California Institute of Technology, Pasadena, United States, (3)University of Minnesota, Minneapolis, MN, United States, (4)University of Minnesota, Department of Earth and Environmental Sciences, Minneapolis, United States
OS22B-05
Radium as a tracer of benthic trace element inputs from the Peruvian continental margin (2013 U.S. Pacific GEOTRACES cruise) (12576)
Virginie Sanial1,2, Matthew A Charette3, Willard S Moore4, Paul Henderson5, Lauren Elizabeth Kipp5 and Pieter van Beek6, (1)WHOI, Woods Hole, MA, United States, (2)LEGOS Laboratoire d'Etudes en Geophysique et Océanographie Spatiale, Toulouse, France, (3)Woods Hole Oceanographic Institution, Marine Chemistry & Geochemistry, Woods Hole, United States, (4)University of South Carolina, School of the Earth, Ocean and Environment, Columbia, United States, (5)Woods Hole Oceanographic Institution, Marine Chemistry & Geochemistry, Woods Hole, MA, United States, (6)LEGOS Laboratoire d'Etudes en Geophysique et Oceanographie Spatiale, Toulouse, France
OS22B-06
Characterizing Redox Conditions in Oxygen-deficient Waters Off Peru During the 2013 US GEOTRACES Zonal Transect (Invited) (5524)
Gregory A Cutter and Maria Nielsdottir, Old Dominion University, Norfolk, VA, United States
OS22B-07
Upwelling Rates and Vertical Diffusivities Determined During the 2013 US GEOTRACES Eastern Tropical Pacific Zonal Transect: Results from 7Be Analysis (Invited) (3146)
David C Kadko, Florida International University, Applied Research Center, Miami, FL, United States
OS22B-08
Trace Element Composition of Phytoplankton Along the US GEOTRACES Pacific Zonal Transect: Comparing Single-Cell SXRF Quotas, Chemical Leaching, and Bulk Particle Digestion (26377)
Daniel C. Ohnemus, Skidaway Institute of Oceanography, UGA Dept. of Marine Sciences, Savannah, United States, Sara Rauschenberg, Bigelow Lab for Ocean Sciences, East Boothbay, ME, United States and Benjamin S Twining, Bigelow Laboratory for Ocean Sciences, East Boothbay, United States
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