Items where Author is "Wenzhöfer, Frank"

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Article

Bienhold, C, Schourup-Kristensen, V, Krumpen, T, Nöthig, EM, Wenzhöfer, F, Korhonen, M, Vredenborg, M, Hehemann, L and Boetius, A (2022) Effects of sea ice retreat and ocean warming on the Laptev Sea continental slope ecosystem (1993 vs 2012). Frontiers in Marine Science, 9. doi:10.3389/fmars.2022.1004959

Oguri, K, Masqué, P, Zabel, M, Stewart, HA, MacKinnon, G, Rowden, AA, Berg, P, Wenzhöfer, F and Glud, RN (2022) Sediment accumulation and carbon burial in four hadal trench systems. Journal of Geophysical Research: Biogeosciences, 127(10). doi:10.1029/2022JG006814

von Appen, WJ, Waite, AM, Bergmann, M, Bienhold, C, Boebel, O, Bracher, A, Cisewski, B, Hagemann, J, Hoppema, M, Iversen, MH, Konrad, C, Krumpen, T, Lochthofen, N, Metfies, K, Niehoff, B, Nöthig, EM, Purser, A, Salter, I, Schaber, M, Scholz, D, Soltwedel, T, Torres-Valdes, S, Wekerle, C, Wenzhöfer, F, Wietz, M and Boetius, A (2021) Sea-ice derived meltwater stratification slows the biological carbon pump: results from continuous observations. Nature Communications, 12(1). doi:10.1038/s41467-021-26943-z

Moradi, N, Klawonn, I, Iversen, MH, Wenzhöfer, F, Grossart, HP, Ploug, H, Fischer, G and Khalili, A (2021) A novel measurement-based model for calculating diffusive fluxes across substrate-water interfaces of marine aggregates, sediments and biofilms. Frontiers in Marine Science, 8. doi:10.3389/fmars.2021.689977

Vonnahme, TR, Molari, M, Janssen, F, Wenzhöfer, F, Haeckel, M, Titschack, J and Boetius, A (2020) Effects of a deep-sea mining experiment on seafloor microbial communities and functions after 26 years. Science Advances, 6(18). eaaz5922. doi:10.1126/sciadv.aaz5922

Braeckman, U, Pasotti, F, Vázquez, S, Zacher, K, Hoffmann, R, Elvert, M, Marchant, H, Buckner, C, Quartino, ML, Mác Cormack, W, Soetaert, K, Wenzhöfer, F and Vanreusel, A (2019) Degradation of macroalgal detritus in shallow coastal Antarctic sediments. Limnology and Oceanography. doi:10.1002/lno.11125

Molari, M, Guilini, K, Lott, C, Weber, M, de Beer, D, Meyer, S, Ramette, A, Wegener, G, Wenzhöfer, F, Martin, D, Cibic, T, De Vittor, C, Vanreusel, A and Boetius, A (2018) CO2 leakage alters biogeochemical and ecological functions of submarine sands. Science Advances, 4(2). eaao2040. doi:10.1126/sciadv.aao2040 PANGAEA Supplementary Data

Braeckman, U, Janssen, F, Lavik, G, Elvert, M, Marchant, H, Buckner, C, Bienhold, C and Wenzhöfer, F (2018) Carbon and nitrogen turnover in the Arctic deep sea: in situ benthic community response to diatom and coccolithophorid phytodetritus. Biogeosciences, 15(21). 6537-6557. doi:10.5194/bg-15-6537-2018 PANGAEA Supplementary Data

Koop-Jakobsen, K, Fischer, J and Wenzhöfer, F (2017) Survey of sediment oxygenation in rhizospheres of the saltmarsh grass - Spartina anglica. Science of The Total Environment, 589. 191-199. doi:10.1016/j.scitotenv.2017.02.147

Pop Ristova, P, Bienhold, C, Wenzhöfer, F, Rossel, PE and Boetius, A (2017) Temporal and spatial variations of bacterial and faunal communities associated with deep-sea wood falls. PLOS ONE, 12(1). e0169906. doi:10.1371/journal.pone.0169906

Donis, D, McGinnis, DF, Holtappels, M, Felden, J and Wenzhöfer, F (2016) Assessing benthic oxygen fluxes in oligotrophic deep sea sediments (HAUSGARTEN observatory). Deep Sea Research Part I: Oceanographic Research Papers, 111. 1-10. doi:10.1016/j.dsr.2015.11.007

Wenzhöfer, F, Wulff, T, Flögel, S, Sommer, S and Waldmann, C (2016) ROBEX - Innovative robotic technologies for ocean observations, a deep-sea demonstration mission. OCEANS 2016 MTS/IEEE Monterey. doi:10.1109/OCEANS.2016.7761215

Wenzhöfer, F, Lemburg, J, Hofbauer, M, Lehmenhecker, S and Färber, P (2016) TRAMPER An autonomous crawler for long-term benthic oxygen flux studies in remote deep sea ecosystems. OCEANS 2016 MTS/IEEE Monterey.

Lichtschlag, A, Donis, D, Janssen, F, Jessen, GL, Holtappels, M, Wenzhöfer, F, Mazlumyan, S, Sergeeva, N, Waldmann, C and Boetius, A (2015) Effects of fluctuating hypoxia on benthic oxygen consumption in the Black Sea (Crimean shelf). Biogeosciences, 12(16). 5075-5092. doi:10.5194/bg-12-5075-2015 PANGAEA Supplementary Data

Brocke, HJ, Wenzhöfer, F, de Beer, D, Mueller, B, van Duyl, FC and Nugues, MM (2015) High dissolved organic carbon release by benthic cyanobacterial mats in a Caribbean reef ecosystem. Scientific Reports, 5. 8852. doi:10.1038/srep08852

Pop Ristova, P, Wenzhöfer, F, Ramette, A, Felden, J and Boetius, A (2015) Spatial scales of bacterial community diversity at cold seeps (Eastern Mediterranean Sea). The ISME Journal, 9(6). 1306-1318. doi:10.1038/ismej.2014.217 PANGAEA Supplementary Data

Donis, D, Holtappels, M, Noss, C, Cathalot, C, Hancke, K, Polsenaere, P, Wenzhöfer, F, Lorke, A, Meysman, FJR, Glud, RN and McGinnis, DF (2015) An assessment of the precision and confidence of aquatic eddy correlation measurements. Journal of Atmospheric and Oceanic Technology, 32(3). 642-655. doi:10.1175/JTECH-D-14-00089.1

Koop-Jakobsen, K and Wenzhöfer, F (2015) The dynamics of plant-mediated sediment oxygenation in Spartina anglica rhizospheres—a planar optode study. Estuaries and Coasts, 38(3). 951-963. doi:10.1007/s12237-014-9861-y

Felden, J, Ruff, SE, Ertefai, T, Inagaki, F, Hinrichs, KU and Wenzhöfer, F (2014) Anaerobic methanotrophic community of a 5346-m-deep vesicomyid clam colony in the Japan Trench. Geobiology, 12(3). 183-199. doi:10.1111/gbi.12078 PANGAEA Supplementary Data

Fernández-Méndez, M, Wenzhöfer, F, Peeken, I, Sørensen, HL, Glud, RN and Boetius, A (2014) Composition, buoyancy regulation and fate of ice algal aggregates in the Central Arctic Ocean. PLoS ONE, 9(9). e107452. doi:10.1371/journal.pone.0107452 PANGAEA Supplementary Data

Feseker, T, Boetius, A, Wenzhöfer, F, Blandin, J, Olu, K, Yoerger, DR, Camilli, R, German, CR and de Beer, D (2014) Eruption of a deep-sea mud volcano triggers rapid sediment movement. Nature Communications, 5. 5385. doi:10.1038/ncomms6385 PANGAEA Supplementary Data

Friedrich, J, Janssen, F, Aleynik, D, Bange, HW, Boltacheva, N, Çagatay, MN, Dale, AW, Etiope, G, Erdem, Z, Geraga, M, Gilli, A, Gomoiu, MT, Hall, POJ, Hansson, D, He, Y, Holtappels, M, Kirf, MK, Kononets, M, Konovalov, S, Lichtschlag, A, Livingstone, DM, Marinaro, G, Mazlumyan, S, Naeher, S, North, RP, Papatheodorou, G, Pfannkuche, O, Prien, R, Rehder, G, Schubert, CJ, Soltwedel, T, Sommer, S, Stahl, H, Stanev, EV, 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, 11(4). 1215-1259. doi:10.5194/bg-11-1215-2014

Römer, M, Sahling, H, Pape, T, dos Santos Ferreira, C, Wenzhöfer, F, Boetius, A and Bohrmann, G (2014) Methane fluxes and carbonate deposits at a cold seep area of the Central Nile Deep Sea Fan, Eastern Mediterranean Sea. Marine Geology, 347. 27-42. doi:10.1016/j.margeo.2013.10.011 PANGAEA Supplementary Data

Turnewitsch, R, Falahat, S, Stehlikova, J, Oguri, K, Glud, RN, Middelboe, M, Kitazato, H, Wenzhöfer, F, Ando, K, Fujio, S and Yanagimoto, D (2014) Recent sediment dynamics in hadal trenches: Evidence for the influence of higher-frequency (tidal, near-inertial) fluid dynamics. Deep Sea Research Part I: Oceanographic Research Papers, 90. 125-138. doi:10.1016/j.dsr.2014.05.005

Holtappels, M, Glud, RN, Donis, D, Liu, B, Hume, A, Wenzhöfer, F and Kuypers, MMM (2013) Effects of transient bottom water currents and oxygen concentrations on benthic exchange rates as assessed by eddy correlation measurements. Journal of Geophysical Research: Oceans, 118(3). 1157-1169. doi:10.1002/jgrc.20112

Boetius, A, Albrecht, S, Bakker, K, Bienhold, C, Felden, J, Fernández-Méndez, M, Hendricks, S, Katlein, C, Lalande, C, Krumpen, T, Nicolaus, M, Peeken, I, Rabe, B, Rogacheva, A, Rybakova, E, Somavilla Cabrillo, R, Wenzhöfer, F and ARK-XXVII/3 Shipboard Scientific Party (2013) Export of algal biomass from the melting Arctic sea ice. Science, 339. 1430-1432. doi:10.1126/science.1231346 PANGAEA Supplementary Data

Glud, RN, Wenzhöfer, F, Middelboe, M, Oguri, K, Turnewitsch, R, Canfield, DE and Kitazato, H (2013) High rates of microbial carbon turnover in sediments in the deepest oceanic trench on Earth. Nature Geoscience, 6(4). 284-288. doi:10.1038/ngeo1773

Bienhold, C, Pop Ristova, P, Wenzhöfer, F, Dittmar, T and Boetius, A (2013) How deep-sea wood falls sustain chemosynthetic life. PLoS ONE, 8(1). e53590. doi:10.1371/journal.pone.0053590 PANGAEA Supplementary Data

Felden, J, Lichtschlag, A, Wenzhöfer, F, de Beer, D, Feseker, T, Pop Ristova, P, de Lange, GJ and Boetius, A (2013) Limitations of microbial hydrocarbon degradation at the Amon mud volcano (Nile deep-sea fan). Biogeosciences, 10(5). 3269-3283. doi:10.5194/bg-10-3269-2013 PANGAEA Supplementary Data

Boetius, A and Wenzhöfer, F (2013) Seafloor oxygen consumption fuelled by methane from cold seeps. Nature Geoscience, 6(9). 725-734. doi:10.1038/NGEO1926

Pop Ristova, P, Wenzhöfer, F, Ramette, A, Zabel, M, Fischer, D, Kasten, S and Boetius, A (2012) Bacterial diversity and biogeochemistry of different chemosynthetic habitats of the REGAB cold seep (West African margin, 3160 m water depth). Biogeosciences, 9. 5031-5048. doi:10.5194/bg-9-5031-2012 PANGAEA Supplementary Data

Schauer, R, Røy, H, Augustin, N, Gennerich, HH, Peters, M, Wenzhöfer, F, Amann, R and Meyerdierks, A (2011) Bacterial sulfur cycling shapes microbial communities in surface sediments of an ultramafic hydrothermal vent field. Environmental Microbiology, 13(10). 2633-2648. doi:10.1111/j.1462-2920.2011.02530.x PANGAEA Supplementary Data

Ritt, B, Pierre, C, Gauthier, O, Wenzhöfer, F, Boetius, A and Sarrazin, J (2011) Diversity and distribution of cold-seep fauna associated with different geological and environmental settings at mud volcanoes and pockmarks of the Nile Deep-Sea Fan. Marine Biology, 158(6). 1187-1210. doi:10.1007/s00227-011-1679-6

Zielinski, F, Gennerich, HH, Borowski, C, Wenzhöfer, F and Dubilier, N (2011) In situ measurements of hydrogen sulfide, oxygen, and temperature in diffuse fluids of an ultramafic-hosted hydrothermal vent field (Logatchev, 14°45'N, Mid-Atlantic Ridge): Implications for chemosymbiotic bathymodiolin mussels. Geochemistry Geophysics Geosystems, 12. Q0AE04. doi:10.1029/2011GC003632 PANGAEA Supplementary Data

Grünke, S, Felden, J, Lichtschlag, A, Girnth, AC, de Beer, D, Wenzhöfer, F and Boetius, A (2011) Niche differentiation among mat-forming, sulfide-oxidizing bacteria at cold seeps of the Nile Deep Sea Fan (Eastern Mediterranean Sea). Geobiology, 9(4). 330-348. doi:10.1111/j.1472-4669.2011.00281.x PANGAEA Supplementary Data

Duperron, S, Guezi, H, Gaudron, SM, Pop Ristova, P, Wenzhöfer, F and Boetius, A (2011) Relative abundance of methane- and sulphur-oxidising symbionts in the gills of a cold seep mussel and link to their potential energy sources. Geobiology, 9(6). 481-491. doi:10.1111/j.1472-4669.2011.00300.x

Girnth, AC, Grünke, S, Lichtschlag, A, Felden, J, Knittel, K, Wenzhöfer, F, de Beer, D and Boetius, A (2011) A novel, mat-forming Thiomargarita population associated with a sulfidic fluid flow from a deep-sea mud volcano. Environmental Microbiology, 13(2). 495-505. doi:10.1111/j.1462-2920.2010.02353.x

Lichtschlag, A, Felden, J, Wenzhöfer, F, Schubotz, F, Ertefai, TF, Boetius, A and de Beer, D (2010) Methane and sulfide fluxes in permanent anoxia: In situ studies at the Dvurechenskii mud volcano (Sorokin Trough, Black Sea). Geochimica et Cosmochimica Acta, 74(17). 5002-5018. doi:10.1016/j.gca.2010.05.031

Felden, J, Wenzhöfer, F, Feseker, T and Boetius, A (2010) Transport and consumption of oxygen and methane in different habitats of the Hakon Mosby Mud Volcano (HMMV). Limnology and Oceanography, 55(6). 2366-2380. doi:10.4319/lo.2010.55.6.2366 PANGAEA Supplementary Data

Boetius, A and Wenzhöfer, F (2009) In Situ Technologies for Studying Deep-Sea Hotspot Ecosystems. Oceanography, 22(1). 177. doi:10.5670/oceanog.2009.17

Sarradin, PM, Sarrazin, J, Allais, AG, Almeida, D, Brandou, V, Boetius, A, Buffier, E, Coiras, E, Colaco, A, Cormack, A, Dentrecolas, S, Desbruyeres, D, Dorval, P, du Buf, H, Dupont, J, Godfroy, A, Gouillou, M, Gronemann, J, Hamel, G, Hamon, M, Hoge, U, Lane, D, Le Gall, C, Leroux, D, Legrand, J, Leon, P, Leveque, JP, Masson, M, Olu, K, Pascoal, A, Sauter, E, Sanfilippo, L, Savino, E, Sebastiao, L, Santos, RS, Shillito, B, Simeoni, P, Schultz, A, Sudreau, JP, Taylor, P, Vuillemin, R, Waldmann, C, Wenzhöfer, F and Zal, F (2007) EXtreme ecosystem studies in the deep OCEan : Technological Developments. OCEANS 2007. 1-5. doi:10.1109/OCEANSE.2007.4302376

Pfeifer, K, Hensen, C, Adler, M, Wenzhöfer, F, Weber, B and Schulz, HD (2002) Modeling of subsurface calcite dissolution - including the respiration and re-oxidation processes of marine sediments in the region of equatorial upwelling off Gabon. Geochimica et Cosmochimica Acta, 66(24). 4247-4259. doi:10.1016/S0016-7037(02)01073-6 PANGAEA Supplementary Data

Freudenthal, T, Wagner, T, Wenzhöfer, F, Zabel, M and Wefer, G (2001) Early diagenesis of organic matter from sediments of the eastern subtropical Atlantic: Evidence from stable nitrogen and carbon isotopes. Geochimica Cosmochimica Acta, 65(11). 1795-1808. doi:10.1016/S0016-7037(01)00554-3 PANGAEA Supplementary Data

Adler, M, Hensen, C, Wenzhöfer, F, Pfeifer, K and Schulz, HD (2001) Modelling of calcite dissolution by oxic respiration in supralysoclinal deep-sea sediments. Marine Geology, 177(1-2). 167-189. doi:10.1016/S0025-3227(01)00130-X

Book Section

Boetius, A and Wenzhöfer, F (2010) Methods for the study of cold seep ecosystems. In: Timmis, KN (ed.) Handbook of Hydrocarbon and Lipid Microbiology. Springer, Berlin Heidelberg. doi:10.1007/978-3-540-77587-4_268

Book

Wenzhöfer, F (1999) Biogeochemical processes at the sediment water interface and quantification of metabolically driven calcite dissolution in deep sea sediments. Berichte aus dem Fachbereich Geowissenschaften der Universität Bremen, 138. Department of Geosciences, Bremen University. urn:nbn:de:gbv:46-ep000102564

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