Browse by Creators (Kiel)

Up a level
Export as [feed] RSS [feed] RSS 3.0
Group by: Document type | No Grouping | Year of publication
Number of items: 175.

Article in a Scientific Journal - peer-reviewed

[img] [img]

Loginova, A. N., Dale, A. W., Le Moigne, F. A. C., Thomsen, S., Sommer, S., Wallmann, K. and Engel, A. (2020) Sediment release of dissolved organic matter to the oxygen minimum zone off Peru Biogeosciences (BG), 17 . pp. 4663-4679. DOI 10.5194/bg-17-4663-2020.

[img] [img]

Plass, A., Schlosser, C., Sommer, S., Dale, A. W., Achterberg, E. P. and Scholz, F. (2020) The control of hydrogen sulfide on benthic iron and cadmium fluxes in the oxygen minimum zone off Peru Biogeosciences (BG), 17 . pp. 3685-3704. DOI 10.5194/bg-17-3685-2020.

Gros, J., Schmidt, M., Dale, A. W., Linke, P., Vielstädte, L., Bigalke, N., Haeckel, M., Wallmann, K. and Sommer, S. (2019) Simulating and Quantifying Multiple Natural Subsea CO2 Seeps at Panarea Island (Aeolian Islands, Italy) as a Proxy for Potential Leakage from Subseabed Carbon Storage Sites Environmental Science & Technology, 53 (17). pp. 10258-10268. DOI 10.1021/acs.est.9b02131.

[img] [img]

Vielstädte, L., Linke, P., Schmidt, M., Sommer, S., Haeckel, M., Braack, M. and Wallmann, K. (2019) Footprint and detectability of a well leaking CO2 in the Central North Sea: Implications from a field experiment and numerical modelling International Journal of Greenhouse Gas Control, 84 . pp. 190-203. DOI 10.1016/j.ijggc.2019.03.012.

[img]

Nilsson, M. M., Kononets, M., Ekeroth, N., Viktorsson, L., Hylen, A., Sommer, S., Pfannkuche, O., Almroth-Rosell, E., Atamanchuk, D., Andersson, J. H., Roos, P., Tengberg, A. and Hall, P. O. J. (2019) Organic carbon recycling in Baltic Sea sediments – An integrated estimate on the system scale based on in situ measurements Marine Chemistry, 209 . pp. 81-93. DOI 10.1016/j.marchem.2018.11.004.

[img]

Glock, N., Roy, A. S., Romero, D., Wein, T., Weissenbach, J., Revsbech, N. P., Høgslund, S., Clemens, D., Sommer, S. and Dagan, T. (2019) Metabolic preference of nitrate over oxygen as an electron acceptor in foraminifera from the Peruvian oxygen minimum zone PNAS Proceedings of the National Academy of Sciences of the United States of America, 116 (8). pp. 2860-2865. DOI 10.1073/pnas.1813887116.

[img] [img]

Dale, A. W., Bourbonnais, A., Altabet, M., Wallmann, K. and Sommer, S. (2019) Isotopic fingerprints of benthic nitrogen cycling in the Peruvian oxygen minimum zone Geochimica et Cosmochimica Acta, 245 . pp. 406-425. DOI 10.1016/j.gca.2018.10.025.

[img] [img]

Schroller-Lomnitz, U., Hensen, C., Dale, A. W., Scholz, F., Clemens, D., Sommer, S., Noffke, A. and Wallmann, K. (2019) Dissolved benthic phosphate, iron and carbon fluxes in the Mauritanian upwelling system and implications for ongoing deoxygenation Deep Sea Research Part I: Oceanographic Research Papers, 143 . pp. 70-84. DOI 10.1016/j.dsr.2018.11.008.

Scholz, F., Baum, M., Siebert, C., Eroglu, S., Dale, A. W., Naumann, M. and Sommer, S. (2018) Sedimentary molybdenum cycling in the aftermath of seawater inflow to the intermittently euxinic Gotland Deep, Central Baltic Sea Chemical Geology, 491 . pp. 27-38. DOI 10.1016/j.chemgeo.2018.04.031.

[img]

Gier, J., Löscher, C., Dale, A. W., Sommer, S., Lomnitz, U. and Treude, T. (2017) Benthic Dinitrogen Fixation Traversing the Oxygen Minimum Zone Off Mauritania (NW Africa) Frontiers in Marine Science, 4 (390). DOI 10.3389/fmars.2017.00390.

[img] [img]

Hall, P. O. J., Almroth Rosell, E., Bonaglia, S., Dale, A. W., Hylén, A., Kononets, M., Nilsson, M., Sommer, S., van de Velde, S. and Viktorsson, L. (2017) Influence of Natural Oxygenation of Baltic Proper Deep Water on Benthic Recycling and Removal of Phosphorus, Nitrogen, Silicon and Carbon Frontiers in Marine Science, 4 (27). DOI 10.3389/fmars.2017.00027.

[img]

Yücel, M., Sommer, S., Dale, A. W. and Pfannkuche, O. (2017) Microbial Sulfide Filter along a Benthic Redox Gradient in the Eastern Gotland Basin, Baltic Sea Frontiers in Microbiology, 8 (169). DOI 10.3389/fmicb.2017.00169.

[img]

Sommer, S., Clemens, D., Yücel, M., Pfannkuche, O., Hall, P. O. J., Almroth-Rosell, E., Schulz-Vogt, H. N. and Dale, A. W. (2017) Major Bottom Water Ventilation Events Do Not Significantly Reduce Basin-Wide Benthic N and P Release in the Eastern Gotland Basin (Baltic Sea) Frontiers in Marine Science, 4 (18). DOI 10.3389/fmars.2017.00018.

[img]

Steinle, L., Schmidt, M., Bryant, L. D., Haeckel, M., Linke, P., Sommer, S., Zopfi, J., Lehmann, M. F., Treude, T. and Niemann, H. (2016) Linked sediment and water-column methanotrophy at a man-made gas blowout in the North Sea: Implications for methane budgeting in seasonally stratified shallow seas Limnology and Oceanography, 61 (S1). S367-S386. DOI 10.1002/lno.10388 .

[img] [img]

Ehlert, C., Doering, K., Wallmann, K., Scholz, F., Sommer, S., Grasse, P., Geilert, S. and Frank, M. (2016) Stable silicon isotope signatures of marine pore waters – Biogenic opal dissolution versus authigenic clay mineral formation Geochimica et Cosmochimica Acta, 191 . pp. 102-117. DOI 10.1016/j.gca.2016.07.022.

[img] [img]

Scholz, F., Löscher, C. R., Fiskal, A., Sommer, S., Hensen, C., Lomnitz, U., Wuttig, K., Göttlicher, J., Kossel, E., Steininger, R. and Canfield, D. E. (2016) Nitrate-dependent iron oxidation limits iron transport in anoxic ocean regions Earth and Planetary Science Letters, 454 . pp. 272-281. DOI 10.1016/j.epsl.2016.09.025.

[img]

Gier, J., Sommer, S., Löscher, C. R., Dale, A. W., Schmitz-Streit, R. and Treude, T. (2016) Nitrogen fixation in sediments along a depth transect through the Peruvian oxygen minimum zone Biogeosciences (BG), 13 . pp. 4065-4080. DOI 10.5194/bg-13-4065-2016.

Dale, A. W., Sommer, S., Lomnitz, U., Bourbonnais, A. and Wallmann, K. (2016) Biological nitrate transport in sediments on the Peruvian margin mitigates benthic sulfide emissions and drives pelagic N loss during stagnation events Deep Sea Research Part I: Oceanographic Research Papers, 112 . pp. 123-136. DOI 10.1016/j.dsr.2016.02.013.

[img]

Sokoll, S., Lavik, G., Sommer, S., Goldhammer, T., Kuypers, M. M. M. and Holtappels, M. (2016) Extensive nitrogen loss from permeable sediments off North-West Africa Journal of Geophysical Research: Biogeosciences, 121 (4). pp. 1144-1157. DOI 10.1002/2015JG003298.

[img] [img]

Erdem, Z., Schönfeld, J., Glock, N., Dengler, M., Mosch, T., Sommer, S., Elger, J. and Eisenhauer, A. (2016) Peruvian sediments as recorders of an evolving hiatus for the last 22 thousand years Quaternary Science Reviews, 137 . pp. 1-14. DOI 10.1016/j.quascirev.2016.01.029.

[img] [img]

Rovelli, L., Dengler, M., Schmidt, M., Sommer, S., Linke, P. and McGinnis, D. (2016) Thermocline mixing and vertical oxygen fluxes in the stratified central North Sea Biogeosciences (BG), 13 (5). pp. 1609-1620. DOI 10.5194/bg-13-1609-2016.

[img] [img]

Sommer, S., Gier, J., Treude, T., Lomnitz, U., Dengler, M., Cardich, J. and Dale, A. W. (2016) Depletion of oxygen, nitrate and nitrite in the Peruvian oxygen minimum zone cause an imbalance of benthic nitrogen fluxes Deep Sea Research Part I: Oceanographic Research Papers, 112 . pp. 113-122. DOI 10.1016/j.dsr.2016.03.001.

[img] [img]

Lomnitz, U., Sommer, S., Dale, A. W., Löscher, C. R., Noffke, A., Wallmann, K. and Hensen, C. (2016) Benthic phosphorus cycling in the Peruvian oxygen minimum zone Biogeosciences (BG), 13 (5). pp. 1367-1386. DOI 10.5194/bg-13-1367-2016.

[img]

Maltby, J., Sommer, S., Dale, A. W. and Treude, T. (2016) Microbial methanogenesis in the sulfate-reducing zone of surface sediments traversing the Peruvian margin Biogeosciences (BG), 13 (1). pp. 283-299. DOI 10.5194/bg-13-283-2016.

[img]

Kiko, R., Hauss, H., Dengler, M., Sommer, S. and Melzner, F. (2015) The squat lobster Pleuroncodes monodon tolerates anoxic "dead zone" conditions off Peru Marine Biology, 162 (9). pp. 1913-1921. DOI 10.1007/s00227-015-2709-6.

[img]

Yücel, M., Beaton, A. D., Dengler, M., Mowlem, M. C., Sohl, F. and Sommer, S. (2015) Nitrate and Nitrite Variability at the Seafloor of an Oxygen Minimum Zone Revealed by a Novel Microfluidic In-Situ Chemical Sensor PLoS ONE, 10 (7). e0132785. DOI 10.1371/journal.pone.0132785.

[img]

Steinle, L., Graves, C. A., Treude, T., Ferré, B., Biastoch, A., Bussmann, I., Berndt, C., Krastel, S., James, R. H., Behrens, E., Böning, C. W., Greinert, J., Sapart, C. J., Scheinert, M., Sommer, S., Lehmann, A. F. and Niemann, H. (2015) Water column methanotrophy controlled by a rapid oceanographic switch Nature Geoscience, 8 (5). pp. 378-382. DOI 10.1038/ngeo2420.

[img] [img]

Dale, A. W., Sommer, S., Lomnitz, U., Montes, I., Treude, T., Liebetrau, V., Gier, J., Hensen, C., Dengler, M., Stolpovsky, K., Bryant, L. D. and Wallmann, K. (2015) Organic carbon production, mineralization and preservation on the Peruvian margin Biogeosciences (BG), 12 . pp. 1537-1559. DOI 10.5194/bg-12-1537-2015.

[img]

Schmidt, M., Linke, P., Sommer, S., Esser, D. and Cherednichenko, S. (2015) Natural CO2 seeps offshore Panarea – A test site for subsea CO2 leak detection technology Marine Technology Society Journal, 49 (1). pp. 19-30. DOI 10.4031/MTSJ.49.1.3.

[img]

McGinnis, D., Sommer, S., Lorke, A., Glud, R. N. and Linke, P. (2014) Quantifying tidally-driven benthic oxygen exchange across permeable sediments: An aquatic eddy correlation study Journal of Geophysical Research: Oceans, 119 (10). pp. 6918-6932. DOI 10.1002/2014JC010303.

[img] [img]

Dale, A. W., Sommer, S., Ryabenko, E., Noffke, A., Bohlen, L., Wallmann, K., Stolpovsky, K., Greinert, J. and Pfannkuche, O. (2014) Benthic nitrogen fluxes and fractionation of nitrate in the Mauritanian oxygen minimum zone (Eastern Tropical North Atlantic) Geochimica et Cosmochimica Acta, 134 . pp. 234-256. DOI 10.1016/j.gca.2014.02.026.

[img]

Friedrich, J., Janssen, F., Aleynik, D., Bange, H. W., Boltacheva, N., Çagatay, M. N., Dale, A. W., Etiope, G., Erdem, Z., Geraga, M., Gilli, A., Gomoiu, M. T., Hall, P. O. J., Hansson, D., He, Y., Holtappels, M., Kirf, M. K., Kononets, M., Konovalov, S., Lichtschlag, A., Livingstone, D. M., Marinaro, G., Mazlumyan, S., Naeher, S., North, R. P., Papatheodorou, G., Pfannkuche, O., Prien, R., Rehder, G., Schubert, C. J., Soltwedel, T., Sommer, S., Stahl, H., Stanev, E. V., Teaca, A., Tengberg, A., Waldmann, C., Wehrli, B. and Wenzhöfer, F. (2014) Investigating hypoxia in aquatic environments: diverse approaches to addressing a complex phenomenon Biogeosciences (BG), 11 . pp. 1215-1259. DOI 10.5194/bg-11-1215-2014.

[img]

Thurber, A. R., Levin, L. A., Rowden, A. A., Sommer, S., Linke, P. and Kröger, K. (2013) Microbes, macrofauna, and methane: a novel seep community fueled by aerobic methanotrophy Limnology and Oceanography, 58 (5). pp. 1640-1656. DOI 10.4319/lo.2013.58.5.1640.

[img]

Glock, N., Schönfeld, J., Eisenhauer, A., Hensen, C., Mallon, J. and Sommer, S. (2013) The role of benthic foraminifera in the benthic nitrogen cycle of the Peruvian oxygen minimum zone Biogeosciences (BG), 10 . pp. 4767-4783. DOI 10.5194/bg-10-4767-2013.

[img]

Noffke, A., Hensen, C., Sommer, S., Scholz, F., Bohlen, L., Mosch, T., Graco, M. and Wallmann, K. (2012) Benthic iron and phosphorus fluxes across the Peruvian oxigen minimum zone Limnology and Oceanography, 57 (3). pp. 851-867. DOI 10.4319/lo.2012.57.3.0851.

[img]

Mosch, T., Sommer, S., Dengler, M., Noffke, A., Bohlen, L., Pfannkuche, O., Liebetrau, V. and Wallmann, K. J. G. (2012) Factors influencing the distribution of epibenthic megafauna across the Peruvian oxygen minimum zone Deep Sea Research Part I: Oceanographic Research Papers, 68 . pp. 123-135. DOI 10.1016/j.dsr.2012.04.014.

[img]

Soetaert, K., van Oevelen, D. and Sommer, S. (2012) Modelling the impact of Siboglinids on the biogeochemistry of the Captain Arutyunov mud volcano (Gulf of Cadiz) Biogeosciences (BG), 9 (12). pp. 5341-5352. DOI 10.5194/bg-9-5341-2012.

[img] [img]

Bohlen, L., Dale, A. W., Sommer, S., Mosch, T., Hensen, C., Noffke, A., Scholz, F. and Wallmann, K. (2011) Benthic Nitrogen Cycling Traversing the Peruvian Oxygen Minimum Zone Geochimica et Cosmochimica Acta, 75 (20). pp. 6094-6111. DOI 10.1016/j.gca.2011.08.010.

[img]

Glock, N., Eisenhauer, A., Milker, Y., Liebetrau, V., Schönfeld, J., Mallon, J., Sommer, S. and Hensen, C. (2011) Environmental influences on the pore density of Bolivina spissa (Cushman) Journal of Foraminiferal Research, 41 (1). pp. 22-32. DOI 10.2113/gsjfr.41.1.22.

[img]

Dale, A. W., Sommer, S., Bohlen, L., Treude, T., Bertics, V. J., Bange, H. W., Pfannkuche, O., Schorp, T., Mattsdotter, M. E. K. and Wallmann, K. (2011) Rates and regulation of nitrogen cycling in seasonally hypoxic sediments during winter (Boknis Eck, SW Baltic Sea): Sensitivity to environmental variables Estuarine, Coastal and Shelf Science, 95 . pp. 14-28. DOI 10.1016/j.ecss.2011.05.016.

[img] [img]

McGinnis, D., Cherednichenko, S., Sommer, S., Berg, P., Rovelli, L., Schwarz, R., Glud, R. N. and Linke, P. (2011) Simple, robust eddy correlation amplifier for aquatic dissolved oxygen and hydrogen sulfide flux measurements Limnology and Oceanography: Methods, 9 . pp. 340-347. DOI 10.4319/lom.2011.9.340.

[img]

Sommer, S., Linke, P., Pfannkuche, O., Niemann, H. and Treude, T. (2010) Benthic respiration in a novel seep habitat dominated by dense beds of ampharetid polychaetes at the Hikurangi Margin (New Zealand) Marine Geology, 272 (1/4). pp. 223-232. DOI 10.1016/j.margeo.2009.06.003.

[img]

Dale, A. W., Sommer, S., Haeckel, M., Wallmann, K., Linke, P., Wegener, G. and Pfannkuche, O. (2010) Pathways and regulation of carbon, sulfur and energy transfer in marine sediments overlying methane gas hydrates on the Opouawe Bank (New Zealand) Geochimica et Cosmochimica Acta, 74 . pp. 5763-5784. DOI 10.1016/j.gca.2010.06.038.

[img]

Linke, P., Sommer, S., Rovelli, L. and McGinnis, D. (2010) Physical limitations of dissolved methane fluxes: The role of bottom layer processes Marine Geology, 272 . pp. 209-222. DOI 10.1016/j.margeo.2009.03.020.

[img]

Sweetman, A. K., Sommer, S., Pfannkuche, O. and Witte, U. (2009) Retarded response by macrofauna-size foraminifera to phytodetritus in a deep Norwegian Fjord Journal of Foraminiferal Research, 39 . pp. 15-22. DOI 10.2113/gsjfr.39.1.15.

[img]

Sommer, S., Linke, P., Pfannkuche, O., Schleicher, T., Schneider, J., Reitz, A., Haeckel, M., Flögel, S. and Hensen, C. (2009) Seabed methane emissions and the habitat of frenulate tubeworms on the Captain Arutyunov mud volcano (Gulf of Cadiz) Marine Ecology Progress Series, 382 . pp. 69-86. DOI 10.3354/meps07956.

[img]

Nuzzo, M., Hornibrook, E. R. C., Hensen, C., Schneider von Deimling, J., Parkes, R. J., Rinna, J., Sommer, S., Magalhães, V. H., Reitz, A., Brückmann, W. and Pinheiro, L. M. (2008) Shallow microbial recycling of deep-sourced carbon in Gulf of Cadiz mud volcanoes Geomicrobiology Journal, 25 (6). pp. 283-295. DOI 10.1080/01490450802258196.

[img]

Sommer, S., Gutzmann, E. and Pfannkuche, O. (2007) Sediments hosting gas hydrates - oases for metazoan meiofauna Marine Ecology Progress Series, 337 . pp. 27-37. DOI 10.3354/meps337027.

[img]

Sommer, S., Pfannkuche, O., Linke, P., Luff, R., Greinert, J., Drews, M., Gubsch, S., Pieper, M., Poser, M. and Viergutz, T. (2006) Efficiency of benthic filter: Biological control of the emission of dissolved methane from sediments containing shallow gas hydrates at Hydrate Ridge Global Biogeochemical Cycles, 20 (GB2019). DOI 10.1029/2004GB002389.

[img] [img]

Tengberg, A., Hovdenes, J., Andersson, H. J., Brocandel, O., Diaz, R., Hebert, D., Arnerich, T., Huber, C., Körtzinger, A., Khripounoff, A., Rey, F., Rönning, C., Schimanski, J., Sommer, S. and Stangelmayer, A. (2006) Evaluation of a lifetime-based optode to measure oxygen in aquatic systems Limnology and Oceanography: Methods, 4 . pp. 7-17. DOI 10.4319/lom.2006.4.7.

[img]

Heinz, P., Sommer, S., Pfannkuche, O. and Hemleben, C. (2005) Living benthic foraminifera in sediments influenced by gas hydrates at the Cascadia convergent margin, NE Pacific Marine Ecology Progress Series, 304 . pp. 77-89. DOI 10.3354/meps304077.

[img]

Witte, U., Wenzhöfer, F., Sommer, S., Boetius, A., Heinz, P., Aberle, N., Sand, M., Cremer, A., Abraham, W. R., Jorgensen, B. B. and Pfannkuche, O. (2003) In situ experimental evidence of the fate of a phytodetritus pulse at the abyssal sea floor Nature, 424 . pp. 763-765. DOI 10.1038/nature01799.

[img]

Sommer, S., Gutzmann, E., Ahlrichs, W. and Pfannkuche, O. (2003) Rotifers colonising sediments with shallow gas hydrates Naturwissenschaften, 90 . pp. 273-276. DOI 10.1007/s00114-003-0423-6.

[img]

Pfannkuche, O., Sommer, S. and Kähler, A. (2000) Coupling between phytodetritus deposition and the small-sized benthic biota in the deep Arabian Sea: analysis of biogenic sediment compounds Deep Sea Research Part II: Topical Studies in Oceanography, 47 (14). pp. 2805-2833. DOI 10.1016/S0967-0645(00)00050-3.

Article in a Scientific Journal - without review

[img]

Lüdke, J., Dengler, M., Sommer, S., Clemens, D., Thomsen, S., Krahmann, G., Dale, A. W., Achterberg, E. P. and Visbeck, M. (2019) Influence of intraseasonal eastern boundary circulation variability on hydrography and biogeochemistry off Peru Ocean Science Discussions . DOI 10.5194/os-2019-93.

[img]

Augustin, N., Schmidt, M., Devey, C. W., Al-Aidaroos, A. M., Kürten, B., Eisenhauer, A., Brückmann, W., Dengler, M., van der Zwan, F. M., Feldens, P., Kwasnitschka, T., Bantan, R. A., Basaham, A., Metz, D., Hagemann, J., Al-Dhouyan, I. O., Al-Farawati, R., Al-Haj, A., Al-Nomani, S., Al-Nuwairah, M., Al-Mehana, W., Al-Sofyani, A., Al-Yousef, S., Al-Barakati, A., Audritz, S., Bauersachs, T., Bruss, G., Elgarafi, A. E., El-Sherbini, M., Haredy, R., Hissmann, K., Jamal, M., Khomayis, H. S., Kotob, A., Laurila, T., Linke, P., McGinnis, D., Orif, I. M., Pena-Garcia, D., Raddatz, J., Sas, A., Sawall, Y., Schauer, J., Sommer, S., Winder, M. and Walther, S. (2014) The Jeddah Transect Project: Extensive mapping of the Red Sea Rift InterRidge News, 22 (November). pp. 68-73.

[img]

Bohlen, L. and Sommer, S. (2012) Enhanced recycling of bioavailable nitrogen in sediments underlying the Peruvian oxygen minimum zone IFM-GEOMAR Annual Report, 2011 . pp. 26-27.

Book chapter

[img]

Sommer, S. and Linke, P. (2020) Cold-Seep-Ökosysteme - Oasen oder Leben am Limit Tiefsee - Vielfalt in der Dunkelheit. Senckenberg-Buch, 83 . UNSPECIFIED, Stuttgart, pp. 62-68. ISBN 978-3-510-61415-8


Vielstädte, L., Sommer, S., Schmidt, M., Linke, P. and Haeckel, M. (2012) Gas release experiment RV Celtic Explorer EUROFLEETS cruise report CE12010 - ECO2@NorthSea : 20.07. – 06.08.2012, Bremerhaven - Hamburg. GEOMAR Helmholtz-Zentrum für Ozeanforschung Kiel, Kiel, pp. 28-32. DOI 10.3289/GEOMAR_REP_NS_4_2012.


Schmidt, M., Sommer, S., Linke, P., Cherednichenko, S., Bodenbinder, A. and Bryant, L. (2012) Water column and sediment gas geochemistry RV Celtic Explorer EUROFLEETS cruise report CE12010 - ECO2@NorthSea : 20.07. – 06.08.2012, Bremerhaven - Hamburg. GEOMAR Helmholtz-Zentrum für Ozeanforschung Kiel, Kiel, pp. 8-27. DOI 10.3289/GEOMAR_REP_NS_4_2012.

Conference paper

[img]

Wedler, A., Wilde, M., Reill, J., Schuster, M. J., Vayugundlaa, M., Brunner, S. G., Bussmann, K., Dömel, A., Drauschke, M., Gmeiner, H., Lehner, H., Lehner, P., Müller, M. G., Stürzl, W., Triebel, R., Vodermayer, B., Börner, A., Krenn, R., Dammann, A., Fiebig, U. C., Staudinger, E., Wenzhöfer, F., Flögel, S., Sommer, S., Asfour, T., Flad, M., Hohmann, S., Brandauer, M. and Albu-Schäffer, A. O. (2018) From single autonomous robots toward cooperative robotic interactions for future planetary exploration missions [Paper] In: 69. International Astronautical Congress (IAC), 01.-05.10.2018, Bremen, Germany.

Conference presentation

[img]

Loginova, A. N., Dale, A. W., Le Moigne, F. A. C., Thomsen, S., Sommer, S., Wallmann, K. J. G. and Engel, A. (2019) Sediment release of dissolved organic matter in the oxygen minimum zone off Peru [Talk] In: EGU General Assembly 2019, 08.-13.04.2019, Vienna, Austria.


Gros, J., Schmidt, M., Dale, A. W., Linke, P., Vielstädte, L., Bigalke, N., Haeckel, M., Wallmann, K. and Sommer, S. (2019) Simulating and Quantifying Panarea’s Multiple Offshore CO2 Seeps as a Natural Proxy for Potential Leakage from Sub-Seabed CO2 Storage Sites [Talk] In: STEMM‐CCS Early Career Researcher Conference, 04.-06.11.2019, Winchester, UK.


Clemens, D., Lüdke, J., Dengler, M., Dale, A. W., Wallmann, K. and Sommer, S. (2018) Benthic N-cycling in the Peruvian Oxygen Minimum Zone in relation to variable bottom water redox conditions [Talk] In: Ocean Deoxygenation Conference, 03.09.-07.09.2018, Kiel, Germany.


Dale, A. W., Bourbonnais, A., Altabet, M., Wallmann, K. and Sommer, S. (2018) Big bacteria in sediments on the Peruvian margin and their impact on ocean deoxygenation [Talk] In: Ocean - Climate - Sustainability: Research Frontiers, 22.10.-23.10.2018, Berlin, Germany.


Lüdke, J., Clemens, D., Dengler, M., Krahmann, G., Schmidtko, S., Sommer, S., Thomsen, S. and Visbeck, M. (2018) Intra-seasonal variability of the eastern boundary circulation off Peru and biogeochemical consequences [Talk] In: Ocean Deoxygenation Conference 2018, 03.-07.09.2018, Kiel, Germany.


Dale, A. W., Bourbonnais, A., Altabet, M., Wallmann, K. and Sommer, S. (2018) Isotopic fingerprints of benthic nitrogen cycling in the Peruvian oxygen minimum zone [Talk] In: Ocean Deoxygenation Conference, 03.09.-07.09.2018, Kiel, Germany.


Dale, A. W., Sommer, S. and Wallmann, K. (2018) Remineralization kinetics of organic carbon in surface marine sediments: considerations at the global scale [Talk] In: ASLO Summer Meeting 2018, 10.06.-15.06.2018, Victoria, Canada.


Lomnitz, U., Scholz, F., Dale, A. W., Sommer, S., Plaß, A., Clemens, D., Stolpovsky, K., Wallmann, K. and Hensen, C. (2018) A benthic phosphorus budget for the Peruvian oxygen minimum zone [Talk] In: Ocean Deoxygenation Conference, 03.09.-07.09.2018, Kiel, Germany.

[img]

Dengler, M., Bryant, L. D., Sommer, S., Bourbonnais, A., Dale, A. W., Krahmann, G. and Dullo, W. C. (2017) A benthic-pelagic nitrogen budget for the continental margin of the Peruvian oxygen minimum zone [Talk] In: Good Hope for Earth Science - 2017 Joint IAPSO-IAMAS-IAGA Assembly, 27.08.-01.09.2017, Cape Town, South Africa.


Schmidt, M., Haeckel, M., Sommer, S., Linke, P., Greinert, J. and Wallmann, K. (2016) Marine CO2 and Methane Seeps [Talk] In: CoMet Science Workshop, DLR Institut für Physik der Atmosphäre, 30.11.-02.12.2016, Oberpfaffenhofen, Germany.


Wenzhoefer, F., Wulff, T., Floegel, S., Sommer, S. and Waldmann, C. (2016) ROBEX - Innovative robotic technologies for ocean observations, a deep-sea demonstration mission [Talk] In: OCEANS 2016 MTS/IEEE Monterey, 19.-23.09.2016, Monterey, USA.


Dale, A., Sommer, S., Altabet, M., Bourbonnais, A., Lomnitz, U. and Wallmann, K. (2015) Biological nitrate transport and reduction in sediments in the Peruvian oxygen minimum zone [Talk] In: ASLO Aquatic Sciences Meeting 2015, 22.-27.02.2015, Granada, Spain.


Gier, J., Sommer, S., Löscher, C., Dale, A. W., Schmitz, R. A. and Treude, T. (2015) Nitrogen fixation in sediments along a depth transect through the Eastern Boundary Upwelling Systems off Peru and Mauritania [Talk] In: AGU Fall Meeting 2015, 14.-18.12.2015, San Francisco, USA.


Treude, T., Bertics, V. J., Gier, J. and Sommer, S. (2013) Benthic nitrogen fixation and Mn/Fe reduction in the Mauritanian oxygen minimum zone: Two overlooked processes? [Talk] In: Goldschmidt Conference 2013, 25.-30.08.2013, Florence, Italy.


Haeckel, M., Wallmann, K., Schmidt, M., Liebetrau, V., Sommer, S., Schroller, D., Schönfeld, J., Karstens, J. and Berndt, C. (2013) Fluid expulsion at a 3-km long fracture system in the Northern North Sea – geochemical constraints on the origin of gas and water [Talk] In: AGU Fall Meeting 2013, 09.-13.12.2013, San Francisco, USA.


Vielstädte, L., Haeckel, M., Linke, P., McGinnis, D., Schmidt, M., Sommer, S. and Wallmann, K. J. G. (2013) Footprint of CO2 leaking from the seabed: insights from a gas release experiment [Talk] In: International Workshop on Leakage effects from natural analogues, 13.05.2013, Bergen, Norway.


Greinert, J., Bialas, J., Klaucke, I., Crutchley, G., Dale, A., Rowden, A., Bowden, D., Linke, P., Sommer, S., de Haas, H., de Stigter, H., Faure, K. and Liebetrau, V. (2013) Methane seepage along the Hikurangi Margin offshore New Zealand: multidisciplinary studies using R/V SONNE [Talk] In: SONNE Statusseminar 2013, 14.-15.02.2013, Kiel.


Linke, P., Schmidt, M., Sommer, S., Schneider von Deimling, J. and Haeckel, M. (2013) Monitoring technologies & in situ measurements at the seafloor [Talk] In: Subsea Leak Detection Symposium, 19.-20.11.2013, Houston, USA.


Vielstädte, L., Linke, P., McGinnis, D., Sommer, S., Wallmann, K. J. G., McGinnis, D. and Haeckel, M. (2013) The footprint of CO2 leakage in the water column: Insights from numerical modeling based on a North Sea gas release experiment [Talk] In: AGU Fall Meeting 2013, 09.-13.12.2013, San Francisco, USA.


Vielstädte, L., Linke, P., Schmidt, M., Sommer, S., Wallmann, K., McGinnis, D. and Haeckel, M. (2013) The footprint of CO2 leakage in the water-column: Insights from numerical modeling based on a North Sea gas release experiment [Talk] In: AGU Fall Meeting 2013, 09.-13.12.2013, San Francisco, USA.


Schmidt, M., Farawati, R., Sommer, S., Linke, P. and Botz, R. (2012) Biogeochemistry of Red Sea brine [Talk] In: JTP Scientific Meeting, 28.11.2012, Jeddah, Saudi Arabia.

[img]

Sommer, S., Schmidt, M. and Linke, P. (2012) Dissolved methane pluming mapping using Membrane Inlet Mass-Spectrometry (MIMS) at a blowout site in the North Sea [Talk] In: EGU General Assembly 2012, 22.04.-27.04.2012, Vienna, Austria.


Greinert, J., Veloso, M., Mienert, J., Sommer, S., Bussmann, I. and van Haren, H. (2012) Methane release from seeps offshore W-Svalbard: Considerations to extrapolate fluxes into the water/atmosphere [Talk] In: EGU General Assembly 2012, 22.-27.04.2012, Vienna, Austria.


Greinert, J., Veloso, M., Mienert, J., Sommer, S., Bussmann, I. and van Haren, H. (2012) Methane release from seeps offshore W-Svalbard: Considerations to extrapolate fluxes into the water/atmosphere [Talk] In: Deep-Sea and Sub-Seafloor Frontier Conference, 12-14.03.2012, Sitges, Spain.


Greinert, J., Bialas, J., Klaucke, I., Crutchley, G., Dale, A. W., Rowden, A., Bowden, D., Linke, P., Sommer, S., de Haas, H., de Stigter, H., Faure, K. and Liebetrau, V. (2012) Methane seepage along the Hikurangi Margin offshore New Zealand: 6 years of multidisciplinary studies [Talk] In: AGU Fall Meeting 2012, 03.-07.12.2012, San Francisco, USA.


Sommer, S., Bohlen, L., Dale, A. W., Wallmann, K., Noffke, A., Hensen, C., Mosch, T. and Pfannkuche, O. (2012) Nitrogen cycling across the Peruvian oxygen minimum zone surface sediments [Talk] In: EGU General Assembly 2012, 22.-27.04.2012, Vienna, Austria.


Dale, A. W., Bohlen, L., Noffke, A., Sommer, S., Hensen, C. and Wallmann, K. (2012) A bottom-up perspective on N nd P cycling in low oxygen environments: the Baltic Sea versus the Peruvian shelf [Talk] In: Goldschmidt Conference 2012, 24.-29.06.2012, Montreal, Canada.


Bertics, V. J., Sommer, S., Dale, A. W. and Treude, T. (2011) Benthic Nitrogen and Sulfur Dynamics of Eckernförde Bay [Talk] In: Boknis Eck Time Series Workshop, 10.05.2011, Kiel, Germany.


Bertics, V. J., Sommer, S., Dale, A. W., Teupe, M. and Treude, T. (2011) Benthic nitrogen and sulfur dynamics of a seasonally hypoxic region of the Baltic Sea, Eckernförde Bay [Talk] In: 2011 ASLO Aquatic Sciences Meeting, 13.02.-18.02.2011, San Juan, Puerto Rico, USA.


Sommer, S., Schorp, T., McGinnis, D. F., Dale, A. W. and Pfannkuche, O. (2011) In situ fluxes of major nitrogen species, phosphorus, oxygen and silicate across the benthic boundary layer of the oxic to anoxic Gotland Basin (Baltic Sea) [Talk] In: 2011 ASLO Aquatic Sciences Meeting, 13.02.-18.02.2011, San Juan, Puerto Rico.


Bertics , V. J., Sommer, S., Dale, A. W., Schmitz, R. A. and Treude, T. (2011) Nitrogen Fixation in Sediments Beneath Oxygen Minimum Zones [Talk] In: ISEB XX 2011 Frontiers in Biogeochemistry, 22.-27.09.2011, Istanbul, Turkey.


Treude, T., Sommer, S., Pfannkuche, O., Greinert, J., Bussmann, I., Bertics, V. and Veloso, M. and PO419 Scientific Party (2011) Preliminary results from the RV Poseidon 419 expedition to the methane seepage area off West Spitzbergen, Arctic Ocean [Talk] In: AGU Fall Meeting 2011, 05.12.-09.12.2011, San Francisco, California, USA.


Bohlen, L., Sommer, S., Dale, A. W., Hensen, C. and Wallmann, K. (2011) Sediments underlying the Peruvian oxygen minimum zone – source or sink for reactive nitrogen species? [Talk] In: 2011 ASLO Aquatic Sciences Meeting, 13.02.-18.02.2011, San Juan, Puerto Rico.


Rovelli, L., Dengler, M., Schmidt, M., Sommer, S., Linke, P. and McGinnis, D. (2011) Turbulent mixing in the central North sea: sources and implications for vertical transport of dissolved gases during summertime [Talk] In: 5. Warnemünde Turbulence Days on Turbulence and Mixing in Estuaries and Coastal Seas, 05.09.-08.09.2011, Vilm.


Noffke, A., Hensen, C., Sommer, S., Croot, P., Scholz, F. and Wallmann, K. (2011) The benthic phosphorus and iron source across the Peruvian oxygen minimum zone [Talk] In: 2011 ASLO Aquatic Sciences Meeting, 13.02-18.02.2011, San Juan, Puerto Rico.


Schorp, T., Dale, A. W., Sommer, S., Pfannkuche, O., Hansen, H. P. and Bange, H. W. (2010) Benthic nitrogen and phosphorus fluxes in a seasonally hypoxic channel in the Western Baltic Sea (Boknis Eck, Kiel Bight): current trends and long term perspectives [Talk] In: Uncertainties of scenario simulations, 14.10.2010, Norrköping, Sweden.


Linke, P., Freundt, A., Geersen, J., Kutterolf, S., Liebetrau, V., Rovelli, L., Scholz, F., Sommer, S., Steeb, P., Treude, T. and Völker, D. (2010) ChiFlux - Identification and investigation of fluid flux, mass wasting and sediments in the forearc of the central Chilean subduction zone – First results from SONNE cruise SO-210 [Talk] In: SFB 574 SUBDUCTION WORKSHOP, 04.-07.11.2010, Pucon, Chile.


Glock, N., Eisenhauer, A., Milker, Y., Liebetrau, V., Schönfeld, J., Mallon, J., Sommer, S. and Hensen, C. (2010) Environmental Influences on the Pore Density in Bolivina spissa [Talk] In: FORAMS 2010 - International Symposium on Foraminifera, 05.09.-10.09.2010, Bonn.


Sommer, S., McGinnis, D. F., Linke, P., Camilli, R., Mosch, T. and Pfannkuche, O. (2010) Life at the edge - oscillating lower boundary of the Peruvian oxygen minimum zone [Talk] In: Ocean Sciences Meeting 2010 "Oxygen Minimum Zones and Climate Change: Observations and Prediction IV", 22.02.-26.02.2010, Portland, Oregon, USA.


Rovelli, L., Dengler, M., Schafstall, J., Schmidt, M., Sommer, S., Linke, P. and McGinnis, D. and University of Iceland (2010) Physical characterization of oxygen fluxes across the water column in the central North Sea [Talk] In: 14th International Workshop on Physical Processes in Natural Waters (PPNW), 28.06.-01.07.2010, Reykjavik, Iceland.


Sommer, S., Linke, P., Pfannkuche, O., Niemann, H., Treude, T., Dale, A. W. and Haeckel, M. (2009) Benthic respiration and energy transfer in cold seep habitats [Talk] In: Goldschmidt Conference 2009 "Challenges to Our Volatile Planet", 21.-26.06.2009, Davos, Switzerland.


Sommer, S., Linke, P., Pfannkuche, O., Niemann, H. and Treude, T. (2009) Benthische Respiration in einem neuartigen, von ampharetiden Polychaeten dominierten "cold seep" Habitat des Hikurangi Kontinentalrands (Neuseeland) [Talk] In: SONNE Statusseminar "Meeresforschung mit FS Sonne", 12.03.-13.02, Bremerhaven.


McGinnis, D., Sommer, S., Rovelli, L. and Linke, P. (2009) Ephemeral benthic methane peaks: understanding the physics of cold seep emissions [Talk] In: Conference Physical Processes in Natural Waters, 01.-04.09, Palermo, Italy.


Linke, P., Sommer, S., Rovelli, L. and McGinnis, D. (2009) Physical controls of cold seep methane emission [Talk] In: Seminar Series, 18.05, Kastanienbaum, Switzerland.

[img]

Linke, P., Sommer, S., Rovelli, L. and McGinnis, D. (2009) Physical controls of cold seep methane emission [Talk] In: OCEANS '09 IEEE, Balancing Technology with Future Needs, 1105..-14.05, Bremen.


McGinnis, D., Brand, A., Bryant, L. D., Lorrai, C., Rovelli, L., Berg, P., Linke, P., Sommer, S. and Wüest, A. (2009) The physics of benthic oxygen fluxes in oscillating environments [Talk] In: Seminar Series, 28.09, Aarhus, Denmark.


Sommer, S. and Pfannkuche, O. (2008) Gasexchange system for extended in situ benthic chamber flux measurements under controlled oxygen conditions [Invited talk] In: UNSPECIFIED, 14.02, Gothenburg, Sweden.


Sommer, S., Linke, P., Pfannkuche, O., Bowden, D. A., Haeckel, M., Greinert, J. and Thurber, A. R. (2008) Novel cold seep habitat along the Hikurangi margin (New Zealand) [Other] In: EGU General Assembly, 14.-18.04, Vienna, Austria.


Haeckel, M., Sommer, S. and Linke, P. (2008) Porewater geochemistry and methane fluxes of cold seeps at the Hikurangi margin, offshore New Zealand [Other] In: EGU General Assembl, 14.-18.04, Vienna, Austria.


Sommer, S., Linke, P., Pfannkuche, O., Bowden, D., Greinert, J. and Haeckel, M. (2007) High sea bed methane emission rates at Hikurangi margin (New Zealand) associated with extremely abundant ampharetid polychaetes [Talk] In: 97th Annual Meeting of the Geologische Vereinigung (GV) - The Oceans in the Earth System, International Conference 2007, 01.-05.10, Bremen.


Sommer, S., Linke, P., Pfannkuche, O., Bowden, D., Greinert, J. and Haeckel, M. (2007) High sea bed methane emission rates at Hikurangi margin (New Zealand) associated with extremely dense populations of ampharetid polychaetes [Talk] In: 17th Goldschmidt Conference 2007, 19.-24.08, Köln.


Sommer, S., Pfannkuche, O., Linke, P., Schneider, J., Reitz, A., Hensen, C. and Haeckel, M. (2007) In situ measurement of sea bed methane emission from Captain Arutyunov mud volcano (Gulf of Cadiz) [Talk] In: EGU General Assembly, 15-20.04, Vienna, Austria.


Sommer, S. (2006) Gashydrate - Energiequelle der Zukunft oder Gefahr für das Klima [Public Lecture] In: UNSPECIFIED, 11, Eislingen.


Sommer, S. (2006) Gashydrate - Monster der Tiefsee [Public Lecture] In: Veranstaltung des Deutsch-Norwegischen Studienzentrums, 10, Kiel.


Sommer, S., Pfannkuche, O., Linke, P., Luff, R., Greinert, J., Drews, M. and Heeschen, K. (2005) The efficiency of the benthic filter - biological control of the emission of dissolved methane from sediments hosting shallow gas hydrates [Other] In: EGU General Assembly 2005, 24.-29.04, Vienna, Austria.


Sommer, S., Pfannkuche, O., Linke, P., Luff, R., Greinert, J., Drews, M. and Gubsch, S. (2005) The efficiency of the benthic filter - biological control of the emission of dissolved methane from sediments hosting shallow gas hydrates [Other] In: ASLO 2005 Aquatic Sciences Meeting, 20.-25.02, Salt Lake City, USA.


Sommer, S., Pfannkuche, O., Linke, P., Luff, R., Drews, M., Greinert, J., Heeschen, K. and Gubsch, S. (2005) The efficiency of the benthic filter - biological control of the emission of dissolved methane from sediments hosting shallow gas hydrates [Other] In: Statusseminar 2005 Meeresforschung mit FS Sonne, 09.-11.03, Warnemünde.

Conference poster

[img]

Barbie, A., Hasselbring, W., Sommer, S., Flögel, S. and Wenzhöfer, F. (2019) Continuous Software Engineering for Designing and Operating an Autonomous Ocean Observation System [Poster] In: German Research Software Engineering Conference, 04.-06.06.2019, Potsdam, Germany.


Gros, J., Schmidt, M., Dale, A. W., Linke, P., Vielstädte, L., Bigalke, N., Haeckel, M., Wallmann, K. and Sommer, S. (2019) Simulating Panarea’s offshore multiple CO2 seeps as a natural proxy for potential leakage from sub-seabed CO2 storage [Poster] In: STEMM-CCS 3. Annual Meeting, 27.2.-1.3.2019, Amsterdam, Netherlands.


Loginova, A. N., Dale, A. W., Thomsen, S., Sommer, S., Wallmann, K. and Engel, A. (2018) Sediment release of dissolved organic matter in the oxygen minimum zone off Peru [Poster] In: Ocean Deoxygenation Conference, 03.09.-07.09.2018, Kiel, Germany.


Stolpovsky, K., Sommer, S., Roy, A. S., Scholz, F., Plaß, A., Wallmann, K., Lomnitz, U., Clemens, D., Hensen, C. and Dale, A. W. (2018) An experimental and modeling investigation of sediment nutrient cycling during further deoxygenation on the Peruvian margin [Poster] In: Ocean Deoxygenation Conference, 03.09.-07.09.2018, Kiel, Germany.


De Vera, J. P. P., Baquac, M., Billi, D., Böttger, U., Bulat, S., Czupalla, M., Dachwald, B., De La Torre, R., Elsaesser, A., Foucher, F., Korsitzky, H., Kozyrovska, N., Läufer, A., Moeller, R., Olsson-Francis, K., Onofri, S., Sommer, S., Wagner, D. and Westall, F. (2018) The search for Life on Mars and in the Solar System - Strategies, Logistics and Infrastructures [Poster] In: 69. International Astronautical Congress (IAC), 01.-05.10.2018, Bremen, Germany.


Bryant, L. D., Dengler, M., Sommer, S., Dale, A., Altabet, M., Bourbonnais, A. and Dullo, C. (2015) Water-column nutrient fluxes along the continental margin of the Peruvian oxygen minimum zone [Poster] In: ASLO Aquatic Sciences Meeting 2015, 22.-27.02.2015, Granada, Spain.

[img]

Dengler, M., Bryan, L., Sommer, S., Bourbonnais, A., Dullo, C. and Dale, A. W. (2015) A nitrogen budget for the continental margin of the Peruvian oxygen minimum zone [Poster] In: EGU General Assembly 2015, 12.–17.04.2015 , Vienna, Austria.


Sommer, S., Dale, A. W., Gier, J., Lomnitz, U. and Dengler, M. (2014) Benthic nitrogen cycling across Peruvian oxygen minimum zone surface sediments [Poster] In: ASLO Aquatic Sciences Meeting 2014, 23.-28.02.2014, Honolulu, Hawaii.


Lomnitz, U., Sommer, S., Hensen, C., Dale, A. W. and Wallmann, K. (2014) Drivers and mechanisms for high phosphate (TPO4) release rates in the oxygen minimum zone off Peru [Poster] In: ASLO Aquatic Sciences Meeting 2014, 23.-28.02.2014, Honolulu, Hawaii.

[img]

Yücel, M., Dale, A. W., Sommer, S. and Pfannkuche, O. (2014) Redox processes as revealed by voltammetry in the surface sediments of the Gotland Basin, Baltic Sea [Poster] In: EGU General Assembly 2014, 27.04.-02.05.2014, Vienna, Austria.

[img]

Steinle, L., Wilfert, P., Schmidt, M., Bryant, L. D., Haeckel, M., Lehmann, M. F., Linke, P., Sommer, S., Treude, T. and Niemann, H. (2013) News from the "blowout", a man-made methane pockmark in the North Sea: chemosynthetic communities and microbial methane oxidation [Poster] In: EGU General Assembly 2013, 07.-12.04.2013, Vienna, Austria.


Noffke, A., Sommer, S., Dale, A. W., Bertics, V. and Pfannkuche, O. (2012) Internal nutrient loading of N and P across the benthic boundary layer of the oxic to anoxic Gotland Basin (Baltic Sea) [Poster] In: EGU General Assembly 2012, 22.-27.04.2012, Vienna, Austria.


Noffke, A., Hensen, C., Sommer, S., Scholz, F., Mosch, T. and Wallmann, K. (2010) Benthic fluxes of iron, phosphate and silicate across the Peruvian Oxygen Minimum Zone [Poster] In: Ocean Sciences Meeting 2010 "Oxygen Minimum Zones and Climate Change: Observations and Prediction IV", 22.02.-26.02.2010, Portland, Oregon, USA.


Mosch, T., Sommer, S., Pfannkuche, O. and Wallmann, K. (2010) Habitat mapping in the Peruvian OMZ [Poster] In: Ocean Sciences Meeting 2010 "Oxygen Minimum Zones and Climate Change: Observations and Prediction IV", 22.02.-26.02.2010, Portland, Oregon, USA.


Mosch, T., Sommer, S., Pfannkuche, O. and Wallmann, K. (2010) Hapitat Mapping in the Peruvian OMZ [Poster] In: Ocean Sciences Meeting 2010 "Oxygen Minimum Zones and Climate Change: Observations and Prediction IV", 22.02.-26.02.2010, Portland, Oregon, USA.


Mallon, J., Glock, N., Schönfeld, J. and Sommer, S. (2010) Living (Rose Bengal) stained benthic foraminifera of the Peruvian oxygen minimum zone - discovering new proxies for oxygen reconstruction [Poster] In: Ocean Sciences Meeting 2010 "Oxygen Minimum Zones and Climate Change: Observations and Prediction IV", 22.02.-26.02.2010, Portland, Oregon, USA.


Bohlen, L., Sommer, S., Dale, A. W., Hensen, C. and Wallmann, K. (2010) Sediments underlying the Peruvian OMZ - sink or source for reactive N species [Poster] In: Ocean Sciences Meeting 2010 "Nitrogen Cycling Near Oxygen Minima Zones: Linking Observations to Global Models of Nitrogen Fixation in the Anthropocene", 22.02.-26.02.2010, Portland, Oregon, USA.


Glock, N., Eisenhauer, A., Milker, Y., Liebetrau, V., Schönfeld, J., Mallon, J., Sommer, S. and Hensen, C. (2009) The Sensitivity of Pore Density in Tests of Bolivina Spissa to ambient Oxygen and Nitrate concentration [Poster] In: GV Annual Meeting 2009, 05.-07.10, Göttingen.


Linke, P., Sommer, S. and McGinnis, D. (2008) Physical limitations of dissolved methane fluxes: The role of bottom-boundary layer processes [Poster] In: EGU General Assembly, 14.-18.04, Vienna, Austria.


Schönfeld, J., Sommer, S., Pfannkuche, O. and Dullo, W. C. (2007) Benthic foraminifera from mud volcanoes in the Gulf of Cadiz: food and oxygen decoupled? [Poster] In: Micropalaeontological Society's Foraminifera and Nannofossil Groups Joint Spring Meeting, 07-08.06, Angers.


Sommer, S., Pfannkuche, O., Linke, P., Schneider, J., Reitz, A., Hensen, C. and Haeckel, M. (2007) In situ seabed emission from Captain Arutyunov mud volcano (Gulf of Cadiz) [Poster] In: 97th Annual Meeting of the Geologische Vereinigung (GV) - The Oceans in the Earth System, International Conference 2007, 01.-05.10, Bremen.


Krieger, K., Sommer, S., Drews, M. and Pfannkuche, O. (2007) Increased standing stocks of metazoan meiofauna in Gulf of Mexico seeps: oil or methane driven? [Poster] In: EGU General Assembly, 04, Vienna, Austria.

[img]

Sommer, S., Gutzmann, E., Schnell, J. and Pfannkuche, O. (2007) Sediments hosting gas hydrates - oases for metazoan meiofauna? [Poster] In: EGU General Assembly, 04, Vienna, Austria.

Report - Cruise Report

[img]

Sommer, S., Adam, N., Becker, K., Dale, A. W., Hahn, J., Kampmeier, M., Paulsen, M., Katzenmeier, S. and Körtzinger, A. (2020) Role of Eddies in the Carbon Pump of Eastern Boundary Upwelling Systems, REEBUS, Cruise No. M156, 03.07. – 01.08.2019 Mindelo (Cap Verde) – Mindelo Meteor Berichte, M156 . UNSPECIFIED, Bonn. DOI 10.2312/cr_m156.

Report - Weekly report

[img]

Sommer, S. (2019) 4. Wochenbericht Meteor Reise M156 REEBUS UNSPECIFIED.

[img]

Sommer, S. (2019) 3. Wochenbericht Meteor Reise M156 REEBUS UNSPECIFIED.

[img]

Sommer, S. (2019) 2. Wochenbericht Meteor Reise M156 REEBUS UNSPECIFIED.

[img]

Sommer, S. (2019) 1. Wochenbericht Meteor Reise M156 REEBUS UNSPECIFIED.

[img] [img]

Sommer, S. and M137 Team (2017) 1. Wochenbericht Meteor Reise M137 UNSPECIFIED.

[img] [img]

Sommer, S. and M137 Team (2017) 2. Wochenbericht Meteor Reise M137 UNSPECIFIED.

[img] [img]

Sommer, S. and M137 Team (2017) 3. Wochenbericht Meteor Reise M137 UNSPECIFIED.

[img] [img]

Sommer, S. and M137 Team (2017) 4. Wochenbericht Meteor Reise M137 UNSPECIFIED.

[img]

Sommer, S. (2014) 4. Wochenbericht M107 UNSPECIFIED.

[img]

Sommer, S. (2014) 3. Wochenbericht M107 UNSPECIFIED.

[img]

Sommer, S. (2014) 2. Wochenbericht M107 UNSPECIFIED.

[img]

Sommer, S. (2014) 1. Wochenbericht M107 UNSPECIFIED.

[img]

Sommer, S. and Das M107 Team (2014) 5. Wochenbericht M107 UNSPECIFIED.

[img]

Sommer, S. (2013) 1. Wochenbericht M92 UNSPECIFIED.

[img]

Sommer, S. (2013) 2. Wochenbericht M92 UNSPECIFIED.

[img]

Sommer, S. (2013) 3. Wochenbericht M92 UNSPECIFIED.

[img]

Sommer, S. (2013) 4. Wochenbericht M92 UNSPECIFIED.

[img]

Sommer, S. (2013) 5. Wochenbericht M92 UNSPECIFIED.

pico

[img]

Lüdke, J., Clemens, D., Dengler, M., Krahmann, G., Sommer, S., Thomsen, S. and Visbeck, M. (2019) Influence of eastern boundary circulation variability on hydrography and biogeochemistry off Peru in early 2017 [PICO] In: EGU General Assembly 2019, 07.-12.04.2019, Vienna, Austria.

This list was generated on Thu Oct 29 18:35:12 2020 CET.