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Program for Session 16c

Monday 22nd June AM: Room S1/Ro

16c (Oral): Production and consumption of methane and higher alkanes in extreme environments
Session chaired by Samantha (Mandy) Joye & Jean-Luc Charlou

09:30  Keynote: Methane Cycling at Lost City: A Biological View of Geochemistry
Bradley A, Song P, Summons R & Girguis P
10:00  Keynote: What is Extreme? Methanotrophy at pH 1 or Without Oxygen?
Ettwig K, Pol A, Butler MK, Le Paslier D, Kuypers MMM, Op den Camp HJM, Jetten MSM & Strous M
10:15  Invited: The Deep "Cool" Terrestrial Biosphere – Fracture Water and Dissolved Gases at >2.5 km in the Canadian Shield
Sherwood Lollar B, Tille S, Moran J, Voglesonger K, Lacrampe-Couloume G, Onstott T & Slater G
10:30  Invited: Structure and Function of a Cold Seep Nurtured by Seepage of Heavy Oil
Schubotz F, Ventura G, Nelson R, Wegener G, Knittel K, Wilhelm T, Zabel M, Kasten S, Boetius A, Reddy C & Hinrichs K-U
10:45  Sourcing Hydrocarbons in CO2-rich Hydrothermal Systems
Fiebig J, Tassi F, D'Alessandro W & Woodland A
11:00  Organic Compounds in Hydrothermal Fluids from Ultramafic-Hosted Vents of the Mid Atlantic Ridge: An Update on Composition and Origin
Konn C, Holm N, Donval J-P & Charlou J-L
11:15  Patterns and Controls on Anaerobic Oxidation of Methane in Extreme Environments of Varying Salinity
Joye S, Samarkin V, Bowles M, Carini S, Crespo-Medina M & Madigan M
11:30  Anaerobic Biodegradation of Isoprenoid Biomarkers
Dawson KS, Macalady JL & Freeman KH
11:45  Methanogens Diversity and Distribution in Sediments of the Häkon Mosby Mud Volcano
L'Haridon S, Roumagnac M, Estebanez V, Pignet P, Chalopin M & Toffin L
12:00  Spatial Structure and Activity of Shallow Subsurface Microbial Communities in a Gulf of Mexico Methane Seep
Lloyd K, Albert D, Chanton J & Teske A
12:15  Environmental Constrains on Microbial Methane Oxidation Activity and Community Structure in Gulf of Cadiz Mud Volcanoes
Maignien L & Boon N