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25th International Meeting on Organic Geochemistry IMOG 2011

25th International Meeting on Organic Geochemistry IMOG 2011

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P-157 Can laterally advected intermediate nepheloid layers affect the efficiency of the<br />

biological pump? – a biomarker study of sub-surface alterati<strong>on</strong>s of marine snow<br />

aggregates off Cape Blanc, NW Africa<br />

Andreas Basse, Gesine Mollenhauer, Gerd Fischer, Morten Iversen, Gerard<br />

Versteegh, Gökay Karakas<br />

P-158 Unusual distributi<strong>on</strong> of l<strong>on</strong>g-chain heterocyst glycolipids in an Icelandic hot spring<br />

Thorsten Bauersachs, Marcel Van der Meer, Stefan Schouten, Jaap Sinninghe<br />

Damsté<br />

P-159 Archaeal and bacterial tetraether lipids in a oligotrophic and a eutrophic Swiss<br />

lake: Insights into their sources and GDGT-based proxies<br />

Achim Bechtel, Rienk H. Smittenberg, Stefano M. Bernasc<strong>on</strong>i, Carsten J.<br />

Schubert<br />

P-160 Biomarker signatures of methane-oxidizing archaea and aerobic bacteria in seep<br />

carb<strong>on</strong>ates reveal changing redox c<strong>on</strong>diti<strong>on</strong>s at cold seeps from Alaminos<br />

Cany<strong>on</strong>, northern Gulf of Mexico<br />

Daniel Birgel, D<strong>on</strong>g Feng, Harry H. Roberts, Jörn Peckmann<br />

P-161 Biosignatures of microbial methane turnover in the water column and sediments<br />

of the central Baltic Sea (Gotland Deep)<br />

Martin Blumenberg, Christine Berndmeyer, Oliver Schmale, Volker Thiel<br />

P-162 Lipid biomarkers and bulk biogenic comp<strong>on</strong>ents in sinking particles from the SW<br />

Black Sea<br />

Ioanna Bouloubassi, Alexandra Gogou, Anna Sanchez-Vidal, Spyros Stavrakakis<br />

P-163 Fluxes and distributi<strong>on</strong>s of core and intact tetraether membrane lipids in the<br />

water column of Lake Challa, East Africa<br />

Laura Buckles, Johan Weijers, Gert-Jan Reichart, Dirk Verschuren, Jaap<br />

Sinninghe Damsté<br />

P-164 Chemotax<strong>on</strong>omic compositi<strong>on</strong> and carb<strong>on</strong> fixati<strong>on</strong> of the microbial community in<br />

a shallow hydrothermal vent off Milos, Greece<br />

Miriam Sollich, Marcos Yoshinaga, Roy Price, Kai-Uwe Hinrichs, Solveig Bühring<br />

P-165 Characterisati<strong>on</strong> of organic acids in geological samples<br />

Jacqueline Mireya Calzada Mendoza, Andrea Vieth-Hillebrand, Heinz Wilkes<br />

P-166 The role of two submarine cany<strong>on</strong>s in the transport and accumulati<strong>on</strong> of organic<br />

matter in the south-eastern Brazilian c<strong>on</strong>tinental margin<br />

Renato Carreira, Lívia Cordeiro, Dulce Oliveira<br />

P-167 Microbial deposits from Shark Bay and their geologic significance - a<br />

multidisciplinary re-visit<br />

Tobias Ertefai, Ricardo Jahnert, Grzegorz Skrzypek, John Dods<strong>on</strong>, Kliti Grice,<br />

Lindsay Collins<br />

P-168 Correlati<strong>on</strong> of Crenarchaea and phytoplankt<strong>on</strong> biomarkers indicate metabolic<br />

dependence<br />

Susanne Fietz, Carme Huguet, Alfredo Martinez-Garcia, Gemma Rueda, Vicky<br />

Peck, Marina Escala, Ant<strong>on</strong>i Rosell-Melé<br />

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