Chairs: Eric S Boyd, Montana State University, Department of Microbiology and Cell Biology, Bozeman, MT, United States and Mark Alexander Lever, Aarhus University, Center for Geomicrobiology, Department of Bioscience, Aarhus, Denmark
Primary Convener: Brandon R Briggs, Miami University, Oxford, OH, United States
Co-conveners: Eric S Boyd, Montana State University, Department of Microbiology and Cell Biology, Bozeman, MT, United States, Mark Alexander Lever, Aarhus University, Center for Geomicrobiology, Department of Bioscience, Aarhus, Denmark and Aude Picard, University of Nevada, Las Vegas, School of Life Sciences, Las Vegas, United States
OSPA Liaison: Brandon R Briggs, Miami University, Oxford, OH, United States
Radiocarbon Evidence for Active Turnover of Pore-Water Dissolved Organic Carbon in the Methanogenic and Sulfate-Methane-Transition Zones of Santa Barbara Basin Sediments (3648)
Tomoko Komada1, Huan Lei Li2, Abraham King Cada2, David Burdige3, Cedric Magen4, Jeff Chanton5 and Ashley M. Grose2, (1)San Francisco State University, Romberg Tiburon Center, San Francisco, CA, United States, (2)San Francisco State University, Romberg Tiburon Center, Tiburon, CA, United States, (3)Old Dominion University, Dept. of Ocean, Earth and Atmospheric Sciences, Norfolk, VA, United States, (4)The University of Maryland Center for Environmental Science, Cambridge, United States, (5)Florida State University, Department of Earth, Ocean & Atmospheric Science, Tallahassee, United States
Phototrophy in Mildly Acidic Hot Spring Ecosystems (4523)
Kristopher Fecteau, Arizona State University, Tempe, AZ, United States, Eric S Boyd, Montana State University, Department of Microbiology and Cell Biology, Bozeman, MT, United States and Everett Shock, Arizona State University, School of Earth and Space Exploration, Tempe, AZ, United States
Recalcitrant Carbonaceous Material: A Source of Electron Donors for Anaerobic Microbial Metabolisms in the Subsurface? (8512)
Sophie L. Nixon, University of Edinburgh, Edinburgh, EH9, United Kingdom, Wren Montgomery, Imperial College London, London, SW7, United Kingdom, Mark A Sephton, Imperial College London, London, United Kingdom and Charles S Cockell, University of Edinburgh, School of Physics and Astronomy, Edinburgh, United Kingdom
Investigations on the “Extreme” Microbial Arsenic Cycle within the Sediments of an Acidic Impoundment of the Former Sulfur Bank Mercury Mine: Herman Pit, Clear Lake, California. (10618)
Jodi Switzer Blum1, Shelley E. Hoeft McCann2, Stacy Bennett1, Laurence G Miller1, Brendon Stoneburner3, Chad Saltikov4 and Ronald S Oremland1, (1)USGS Western Regional Offices Menlo Park, Menlo Park, CA, United States, (2)Harvard University, Cambridge, United States, (3)UC Santa Cruz, Santa Cruz, CA, United States, (4)University of California, Santa Cruz, Microbiology and Environmental Toxicology, Santa Cruz, CA, United States
Investigations on the “Extreme” Microbial Methane Cycle within the Sediments of an Acidic Impoundment of the Inactive Sulfur Bank Mercury Mine: Herman Pit, Clear Lake, California. (10658)
Ronald S Oremland, USGS, Menlo Park, CA, United States, Shaun M Baesman, USGS WRD, Menlo Park, United States, Laurence G Miller, USGS, Earth Systems Process Division, Menlo Park, United States, Jeremy Hu-Chin Wei, Stanford University, Stanford, CA, United States and Paula V Welander, Stanford University, Earth System Science, Stanford, CA, United States
Biological Chlorine Cycling in Arctic Peat Soils (19888)
Jaime E Zlamal, San Diego State University, San Diego, CA, United States, Ted K Raab, Carnegie Inst of Washington, Stanford, CA, United States and David Lipson, San Diego State University, Department of Biology, San Diego, United States
Characterization of Whole Porewater Dissolved Organic Matter by 1H NMR (18224)
Christina Fox, San Francisco State University, San Francisco, CA, United States, James P Lewicki, Lawrence Livermore National Laboratory, Livermore, CA, United States, Hussain A Abdulla, Texas A&M University Corpus Christi, Corpus Christi, TX, United States, David Burdige, Old Dominion University, Norfolk, VA, United States, Cedric Magen, The University of Maryland Center for Environmental Science, Cambridge, United States, Jeff Chanton, Florida State University, Department of Earth, Ocean & Atmospheric Science, Tallahassee, United States and Tomoko Komada, San Francisco State University, Estuary & Ocean Science Center, Tiburon, United States
Geomicrobiology of Meltwater From the Western Margin of the Greenland Ice Sheet (20519)
Birgit Hagedorn1, Markus Dieser2, Kyla Choquette1, Karen Anne Cameron3, Ronald S Sletten4, Lu Liu5, Karen Junge6 and Brent Craig Christner2, (1)University of Alaska Anchorage, Anchorage, AK, United States, (2)Louisiana State University, Baton Rouge, LA, United States, (3)Applied Physics Laboratory University of Washington, Kenmore, WA, United States, (4)University of Washington, Quaternary Research Center, Earth and Space Sciences, Seattle, WA, United States, (5)University of Washington, Seattle, WA, United States, (6)University of Washington, Applied Physics Laboratory Polar Science Center, Seattle, United States
Geochemical Tracers and Rates of Short-Chain Alkane Production in Gulf of Mexico Cold Seep Sediments (25672)
Ryan Sibert1, Bernie B Bernard2, James M Brooks2, Kimberley Hunter3 and Samantha Benton Joye4, (1)University of Georgia, Marine Science Department, Athens, GA, United States, (2)TDI-Brooks International, Inc., College Station, TX, United States, (3)University of Georgia, Marine Sciences, Athens, GA, United States, (4)Univ Georgia, Department of Marine Sciences, Athens, GA, United States
The Automated Dynamic Directed Evolution Chamber: A Tool for Studying Extremophile-Environment Interactions in Real Time (26288)
Nathan Wong1, Joseph M Grace2, Jeffrey Liang1, Stephanie Owyang3, Aaron Storrs3, Justin Zhou1, Lynn Rothschild4 and Diana Gentry4, (1)San Jose State University, San Jose, CA, United States, (2)NASA Ames Research Center, Education Associates Program, Moffett Field, CA, United States, (3)University of California Santa Cruz, Santa Cruz, CA, United States, (4)NASA Ames Research Center, Biospheric Science Branch, Moffett Field, CA, United States
Spatial and temporal diversity of microbial mats in the shallow-water hydrothermal system of Milos Island (Greece) (29308)
Donato Giovannelli1, Dionysis I Foustoukos2, Nadine Le Bris3, Stefan Manfred Sievert4, Prof. Mustafa Yucel5 and Costantino Vetriani1, (1)Rutgers University, Institute of Marine and Coastal Science, New Brunswick, NJ, United States, (2)Carnegie Institution of Washington, Earth and Planets Laboratory, Washington Dc, United States, (3)Sorbonne Université, Institut de Systématique, Evolution, Biodiversité, Paris, France, (4)Woods Hole Oceanographic Institution, Biology, Woods Hole, MA, United States, (5)GEOMAR, Kiel, Germany
Diurnal and Inter-day Variation in Atmospheric Microbial Community Diversity and Composition at Mt. Bachelor Observatory (30332)
Ann M Womack1, Robert Michael Bowers2, Dan A Jaffe3, Brendan J M Bohannan1 and Jessica L Green1, (1)University of Oregon, Eugene, OR, United States, (2)Virginia Polytechnic Institute and State University, Blacksburg, VA, United States, (3)University of Washington Bothell Campus, School of STEM, Bothell, WA, United States
