Tim  Rixen

PD Dr. Tim Rixen

Programmbereichsleiter (PB 2), Arbeitsgruppenleiter

Tel.: +49 (0)421 23800 - 55

Fax: +49 ((0)421 23800 - 30

E-Mail: Diese E-Mail-Adresse ist vor Spambots geschützt! Zur Anzeige muss JavaScript eingeschaltet sein!

Büro: Fahrenheitstr. 6, Hauptgebäude
28359 Bremen
Raum: 1104 (1. Etage)

ZMT Forschungsdaten verfügbar für diese Orte

Bitte wenden Sie sich per E-Mail an den/die Wissenschaftler/in.


Lebenslauf: PD Dr. Tim Rixen


Forschungsinteressen

- Biogeochemische Kreisläufe
- Karbonatchemie in Riffen
- Die Biologischen Kohlenstoffpumpe
- Tropische Torfe und Flüsse
- Kohlenstoff- und Nährstoffdynamik in Küstenauftriebsgebieten
- Einfluss des asiatischen Monsuns auf den Indischen Ozean


 

 


Publikationen

Referierte Fachzeitschriften und Bücher

Rixen, T., Lahajnar, N., Lamont, T., Koppelmann, R., Martin, B., van Beusekom, J. E. E., Siddiqui, C., Pillay, K., and Meiritz, L. (2021) Oxygen and Nutrient Trapping in the Southern Benguela Upwelling System, Frontiers in Marine Science 8, 1367. https://www.frontiersin.org/article/10.3389/fmars.2021.730591

Betzler, C., Lindhorst, S., Lüdmann, T., Reijmer, J. J., Braga, J.-C., Bialik, O. M., Reolid, J., Eisermann, J. O., Emeis, K., Rixen, T., and Bissessur, D. (2021) Current and sea level control the demise of shallow carbonate production on a tropical bank (Saya de Malha Bank, Indian Ocean), Geology 49, 1431-1435. https://doi.org/10.1130/G49090.1

Burdanowitz, N., Rixen, T., Gaye, B., and Emeis, K. C. (2021) Signals of Holocene climate transition amplified by anthropogenic land-use changes in the westerly–Indian monsoon realm, Clim. Past 17, 1735-1749. https://cp.copernicus.org/articles/17/1735/2021/

Harms, N. C., Lahajnar, N., Gaye, B., Rixen, T., Schwarz-Schampera, U., and Emeis, K.-C. (2021) Sediment trap-derived particulate matter fluxes in the oligotrophic subtropical gyre of the South Indian Ocean, Deep Sea Research Part II: Topical Studies in Oceanography, 104924.  https://www.sciencedirect.com/science/article/pii/S0967064520301892?via%3Dihub

Rixen, T., Wit, F., Hutahaean, A. A., Schlüter, A., Baum, A., Klemme, A., Müller, M., Pranowo, W. S., Samiaji, J., and Warneke, T. (2021) 4 - Carbon cycle in tropical peatlands and coastal seas, In Science for the Protection of Indonesian Coastal Ecosystems (SPICE) (Jennerjahn, T. C., Rixen, T., Irianto, H. E., and Samiaji, J., Eds.), pp 83-142, Elsevier. https://www.sciencedirect.com/science/article/pii/B9780128150504000110?via%3Dihub

Jennerjahn, T. C., Rixen, T., Irianto, H. E., and Samiaji, J. (2021) 1 - Introduction—Science for the Protection of Indonesian Coastal Ecosystems (SPICE), In Science for the Protection of Indonesian Coastal Ecosystems (SPICE) (Jennerjahn, T. C., Rixen, T., Irianto, H. E., and Samiaji, J., Eds.), pp 1-11, Elsevier. https://www.sciencedirect.com/science/article/pii/B9780128150504000134?via%3Dihu

Jennerjahn, T. C., Baum, A., Damar, A., Flitner, M., Heyde, J., Jänen, I., Lukas, M. C., Lukman, M., Nugrahadi, M. S., Rixen, T., Samiaji, J., and Schroeder, F. (2021) 3 - Human interventions in rivers and estuaries of Java and Sumatra, In Science for the Protection of Indonesian Coastal Ecosystems (SPICE) (Jennerjahn, T. C., Rixen, T., Irianto, H. E., and Samiaji, J., Eds.), pp 45-82, Elsevier.https://www.sciencedirect.com/science/article/pii/B978012815050400002X?via%3Dihub

ChunHock, S., Cherukuru, N., Mujahid, A., Martin, P., Sanwlani, N., Warneke, T., Rixen, T., Notholt, J., and Müller, M. (2020) A New Remote Sensing Method to Estimate River to Ocean DOC Flux in Peatland Dominated Sarawak Coastal Regions, Borneo, Remote Sensing 12.https://www.mdpi.com/2072-4292/12/20/3380

Rixen, T., Cowie, G., Gaye, B., Goes, J., do Rosário Gomes, H., Hood, R. R., Lachkar, Z., Schmidt, H., Segschneider, J., and Singh, A. (2020) Reviews and syntheses: Present, past, and future of the oxygen minimum zone in the northern Indian Ocean, Biogeosciences 17, 6051-6080.https://bg.copernicus.org/articles/17/6051/2020/

van Pinxteren, M., Fomba, K. W., Triesch, N., Stolle, C., Wurl, O., Bahlmann, E., Gong, X., Voigtländer, J., Wex, H., Robinson, T. B., Barthel, S., Zeppenfeld, S., Hoffmann, E. H., Roveretto, M., Li, C., Grosselin, B., Daële, V., Senf, F., van Pinxteren, D., Manzi, M., Zabalegui, N., Frka, S., Gašparović, B., Pereira, R., Li, T., Wen, L., Li, J., Zhu, C., Chen, H., Chen, J., Fiedler, B., von Tümpling, W., Read, K. A., Punjabi, S., C. Lewis, A. C., Hopkins, J. R., Carpenter, L. J., Peeken, I., Rixen, T., Schulz-Bull, D., Monge, M. E., Mellouki, A., George, C., Stratmann, F., and Herrmann, H. (2020) Marine organic matter in the remote environment of the Cape Verde Islands - An introduction and overview to the MarParCloud campaign, Atmos. Chem. Phys. 20, 1-31.https://www.atmos-chem-phys-discuss.net/acp-2019-997/

Harms, N. C., Lahajnar, N., Gaye, B., Rixen, T., Dähnke, K., Ankele, M., Schwarz-Schampera, U., and Emeis, K. C. (2019) Nutrient distribution and nitrogen and oxygen isotopic composition of nitrate in water masses of the subtropical southern Indian Ocean, Biogeosciences 16, 2715-2732.DOI: 10.5194/bg-16-2715-2019

Rixen, T., Gaye, B., Emeis, K.C., Ramaswamy, V., 2019. The ballast effect of lithogenic matter and its influences on the carbon fluxes in the Indian Ocean. Biogeosciences, 16, 485-503. https://doi.org/10.5194/bg-16-485-2019

Rixen, T., Gaye, B., Emeis, K.-C., 2019. The monsoon, carbon fluxes, and the organic carbon pump in the northern Indian Ocean. Progress In Oceanography, 175, 24-39.https://reader.elsevier.com/reader/sd/pii/S0079661117302161?token=89BBDDE5E25429C7A240605FD056A50AB5EFB19068837D9F3B95299A23C6AD6578657983AA4C596065B58FB180ABF50A

Harms, N.C., Lahajnar, N., Gaye, B., Rixen, T., Dähnke, K., Ankele, M., Schwarz-Schampera, U., Emeis, K.C., 2019. Nutrient distribution and nitrogen and oxygen isotopic composition of nitrate in water masses of the subtropical southern Indian Ocean. Biogeosciences, 16, 2715-2732. https://www.biogeosciences.net/16/2715/2019/bg-16-2715-2019.pdf

Jiang, S., Müller, M., Jin, J., Wu, Y., Zhu, K., Zhang, G., Mujahid, A., Rixen, T., Muhamad, M.F., Sia, E.S.A., Jang, F.H.A., Zhang, J., 2019. Dissolved inorganic nitrogen in a tropical estuary in Malaysia: transport and transformation. Biogeosciences, 16, 2821-2836.https://www.biogeosciences.net/16/2821/2019/bg-16-2821-2019.pdf

Rahayu, Y.P., Solihuddin, T., Kusumaningtyas, M.A., Afi Ati, R.N., Salim, H.L., Rixen, T., Hutahaean, A.A., 2019. The Sources of Organic Matter in Seagrass Sediments and Their Contribution to Carbon Stocks in the Spermonde Islands, Indonesia. Aquatic Geochemistry. https://link.springer.com/content/pdf/10.1007%2Fs10498-019-09358-7.pdf

Müller-Dum, D., Warneke, T., Rixen, T., Müller, M., Baum, A., Christodoulou, A., Oakes, J., Eyre, B.D., Notholt, J., 2019. Impact of peatlands on carbon dioxide (CO2) emissions from the Rajang River and Estuary, Malaysia. Biogeosciences, 16, 17-32.https://www.biogeosciences.net/16/17/2019/bg-16-17-2019.pdf

Burdanowitz, N., Gaye, B., Hilbig, L., Lahajnar, N., Lückge, A., Rixen, T., Emeis, K.-C., 2019. Holocene monsoon and sea level-related changes of sedimentation in the northeastern Arabian Sea. Deep Sea Research Part II: Topical Studies in Oceanography. https://www.sciencedirect.com/science/article/pii/S0967064518301103

Wizemann, A., Nandini, S.D., Stuhldreier, I., Sánchez-Noguera, C., Wisshak, M., Westphal, H., Rixen, T., Wild, C., Reymond, C.E., 2018. Rapid bioerosion in a tropical upwelling coral reef. PLoS ONE, 13, e0202887.

Wit, F., Rixen, T., Baum, A., Pranowo, W.S., Hutahaean, A.A., 2018. The Invisible Carbon Footprint as a hidden impact of peatland degradation inducing marine carbonate dissolution in Sumatra, Indonesia. Scientific Reports, 8, 17403.

Sánchez-Noguera, C., Stuhldreier, I., Cortés, J., Jiménez, C., Morales, Á., Wild, C., Rixen, T., 2018. Natural ocean acidification at Papagayo upwelling system (north Pacific Costa Rica): implications for reef development. Biogeosciences, 15, 2349-2360.

Ray, R., Baum, A., Rixen, T., Gleixner, G., Jana, T.K., 2018. Exportation of dissolved (inorganic and organic) and particulate carbon from mangroves and its implication to the carbon budget in the Indian Sundarbans. Science of the Total Environment, 621, 535-547.

Mayer, B., Rixen, T., Pohlmann, T., 2018. The Spatial and Temporal Variability of Air-Sea CO2 Fluxes and the Effect of Net Coral Reef Calcification in the Indonesian Seas: A Numerical Sensitivity Study. Frontiers in Marine Science, 5, 116.

Gaye, B., Böll, A., Segschneider, J., Burdanowitz, N., Emeis, K.C., Ramaswamy, V., Lahajnar, N., Lückge, A., Rixen, T., 2018. Glacial–interglacial changes and Holocene variations in Arabian Sea denitrification. Biogeosciences, 15, 507-527.

Forke, S., Rixen, T., Burdanowitz, N., Lückge, A., Ramaswamy, V., Munz, P., Wilhelms-Dick, D., Vogt, C., Kasten, S., Gaye, B., 2018. Sources of laminated sediments in the northeastern Arabian Sea off Pakistan and implications for sediment transport mechanisms during the late Holocene. The Holocene, 29, 130-144.

Linsley, B.K., Wu, H.C., Rixen, T., Charles, C.D., Gordon, A.L., Moore, M.D., 2017. SPCZ zonal events and downstream influence on surface ocean conditions in the Indonesian Throughflow region. Geophysical Research Letters, 44, 293-303.

Emeis, K., Eggert, A., Flohr, A., Lahajnar,N., Nausch, G., Neumann, A., Rixen, T., Schmidt, M., Van der Plas, A., Wasmund, N., 2017. Biogeochemical processes and turnover rates in the Northern Benguela Upwelling System. Journal of Marine Systems.

Rixen, T., Baum, A., Wit, F., Samiaji, J., 2016. Carbon leaching from tropical peat soils and consequences for carbon balances. Frontiers in Earth Science, 4.

Müller, D., Warneke, T., Rixen, T., Müller, M., Mujahid, A., Bange, H.W., Notholt, J., 2016. Fate of terrestrial organic carbon and associated CO2 and CO emissions from two Southeast Asian estuaries. Biogeosciences, 13, 691-705.

Abrams, J.F., Hohn, S., Rixen, T., Baum, A., Merico, A., 2016. The impact of Indonesian peatland degradation on downstream marine ecosystems and the global carbon cycle. Global Change Biology, 22, 325-337.

Wit, F., Muller, D., Baum, A., Warneke, T., Pranowo, W.S., Muller, M., Rixen, T., 2015. The impact of disturbed peatlands on river outgassing in Southeast Asia. Nat Commun, 6.

Stuhldreier, I., Sánchez-Noguera, C., Roth, F., Cortés, J., Rixen, T., Wild, C., 2015. Upwelling increases net primary production of corals and reef-wide gross primary production along the Pacific coast of Costa Rica. Frontiers in Marine Science, 2.

Stuhldreier, I., Sanchez-Noguera, C., Rixen, T., CortÈs, J., Morales, A., Wild, C., 2015. Effects of Seasonal Upwelling on Inorganic and Organic Matter Dynamics in the Water Column of Eastern Pacific Coral Reefs. PLoS ONE, 10, e0142681.

Stuhldreier I, Sánchez-Noguera C, Roth F, Jiménez C, Rixen T, Cortés J, C., W., 2015. Dynamics in benthic community composition and influencing factors in an upwelling-exposed coral reef on the Pacific coast of Costa Rica. PeerJ, 3.

Ray, R., Rixen, T., Baum, A., Malik, A., Gleixner, G., Jana, T.K., 2015. Distribution, sources and biogeochemistry of organic matter in a mangrove dominated estuarine system (Indian Sundarbans) during the pre-monsoon. Estuarine, Coastal and Shelf Science, 167, Part B, 404-413.

Müller, D., Warneke, T., Rixen, T., Müller, M., Jamahari, S., Denis, N., Mujahid, A., Notholt, J., 2015. Lateral carbon fluxes and CO2 outgassing from a tropical peat-draining river. Biogeosciences, 12, 5967-5979.

Böll, A., Schulz, H., Munz, P., Rixen, T., Gaye, B., Emeis, K.-C., 2015. Contrasting sea surface temperature of summer and winter monsoon variability in the northern Arabian Sea over the last 25 ka. Palaeogeography, Palaeoclimatology, Palaeoecology, 426, 10-21.

Wild, C., Rixen, T., Sanchez-Noguera, C., Merico, A., Jimenez, C., CortÉS, J., S. Naumann, M. (2015) A carbonate platform associated with shallow cold methane seeps in Golfo Dulce, Pacific Costa Rica. Galaxea, Journal of Coral Reef Studies 17, 13-14.

Shahraki, M., Fry, B., Krumme, U., Rixen, T. (2014) Microphytobenthos sustain fish food webs in intertidal arid habitats: A comparison between mangrove-lined and un-vegetated creeks in the Persian Gulf. Estuarine, Coastal and Shelf Science 149, 203-212.

Rixen, T., Baum, A., Gaye, B., Nagel, B., 2014. Seasonal and interannual variations in the nitrogen cycle in the Arabian Sea. Biogeosciences 11 (20), 5733-5747.

Wild, C., Rixen, T., Sanchez-Noguera, C., Stuhldreier, I., Jimenez, C., Merico, A., 2014. Massive coral tissue ablations in reefs of Pacific Costa Rica. Galaxea, Journal of Coral Reef Studies 16 (1), 13-14.

Baum, A., and Rixen, T., 2014: Dissolved inorganic nitrogen and phosphate in the human affected blackwater river Siak, central Sumatra, Indonesia, Asian Journal of water, environment and pollution, 11, 13-24, 2014.

Flohr, A., van der Plas, A.K., Emeis, K.-C., Mohrholz, V., Rixen, T., 2014. Spatio-temporal patterns of C : N : P ratios in the northern Benguela upwelling regime. Biogeosciences 11, 885 - 897.

Böll, A., Lückge, A., Munz, P., Forke, S., Schulz, H., Ramaswamy, V., Rixen, T., Gaye, B., Emeis, K.-C., 2014. Late Holocene primary productivity and sea surface temperature variations in the northeastern Arabian Sea: Implications for winter monsoon variability. Paleoceanography 29 (8), 2013PA002579.

Poliakova, A., Rixen, T., Jennerjahn, T., Behling, H., 2014. Eleven month high resolution pollen and spore sedimentation record off SW Java in the Indian Ocean. Marine Micropaleontology 111 (0), 90-99.

Gaye, B., Nagel, B., Dähnke, K., Rixen, T., Emeis, K.-C., (2013). Evidence of parallel denitrification and nitrite oxidation in the ODZ of the Arabian Sea from paired stable isotopes of nitrate and nitrite. Global Biogeochemical Cycles, 2011GB004115.

Flohr, A., van der Plas, A. K., Emeis, K.-C., Mohrholz, V., Rixen, T. (2013). Spatio-temporal patterns of C:N:P ratios in the northern Benguela upwelling regime. Biogeosciences Discussions 10, pp. 10459-10489. DOI: 10.5194/bgd-10-10459-2013.

Gaye, B., Nagel, B., Dähnke, K., Rixen, T., Lahajnar, N., Emeis, K.-C. (2013). Amino acid composition and δ15N of suspended matter in the Arabian Sea. Biogeosciences Discuss 10, 13317-13352. DOI:10.5194/bgd-10-13317-2013.

Gutknecht, E., Dadou, I., Le Vu, B., Cambon, G., Sudre, J., Garcon, V., Machu, E., Rixen, T., Kock, A., Flohr, A., Paulmier, A., Lavik, G. (2013). Coupled physical/biogeochemical modeling including O2-dependent processes in the Eastern Boundary Upwelling Systems: Application in the Benguela. Biogeosciences 10, pp. 3559-3591. DOI: 10.5194/bg-10-3559-2013.

Gutknecht, E., Dadou, I., Marchesiello, P., Cambon, G., Le Vu, B., Sudre, J., Garcon, V., Machu, E., Rixen, T., Kock, A., Flohr, A., Paulmier, A., Lavik, G. (2013). Nitrogen transfers off Walvis Bay: A 3-D coupled physical/biogeochemical modeling approach in the Namibian upwelling system. Biogeosciences 10, pp. 4117-4135. DOI: 10.5194/bg-10-4117-2013.

Nagel, B., Emeis, K.-C., Flohr, A., Rixen, T., Schlarbaum, T., Mohrholz, V., van der Plas, A. (2013). N-cycling and balancing of the N-deficit generated in the oxygen minimum zone over the Namibian shelf - an isotope-based approach. Journal of Geophysical Research: Biogeosciences, Vol. 118(1), pp. 361-371. DOI: 10.1002/jgrg.20040.

van de Locht, R., Verch, A., Saunders, S., Dissard, D., Rixen, T., Moya, A., Kröger, R. (2013). Microstructural evolution and nanoscale crystallography in scleractinian coral spherulites. Journal of Structural Biology 183(1), pp. 57-65. DOI: 10.1016/j.jsb.2013.05.005.

Rixen, T., Jiménez, C., Cortés, J. (2012). Impact of upwelling events on the sea water carbonate chemistry and dissolved oxygen concentration in the Gulf of Papagayo (Culebra Bay), Costa Rica: Implications for coral reefs. Revista de Biología Tropical 60(Supplement 2), pp. 187-195.

Rixen, T., Ramachandran, P., Lehnhoff, L., Dasbach, D., Gaye, B., Urban, B., Ramachandran, R., Ittekkot, V. (2011). Impact of monsoon-driven surface ocean processes on a coral off Port Blair on the Andaman Islands and their link to North Atlantic climate variations. Global and Planetary Change 75(1-2), pp. 1-13. DOI: 10.1016/j.gloplacha.2010.09.005.

Rixen, T., Baum, A., Sepryani, A., Pohlmann, T., Jose, C., Samiaji, J. (2010). Dissolved oxygen and its response to eutrophication in a tropical black water river. Journal of Environmental Management 91(8), pp. 1730-1737. DOI: 10.1016/j.jenvman.2010.03.009.

Mohtadi, M., Steinke, S., Groeneveld, J., Fink, H., G., Rixen, T., Hebbeln, D., Donner, B., and Herunadi, B. (2009) Low-latitude control on seasonal and interannual changes in planktonic foraminiferal flux and shell geochemistry off south Java: A sediment trap study. Paleoceanography 24, PA1201.

Romero, O. E., Rixen, T., and Herunadi, B. (2009) Effects of hydrographic and climatic forcing on diatom production and export in the tropical southeastern Indian Ocean. Marine Ecology Progress Series 384, 69-82.

Baum, A.; Rixen, T.; Samiaji, J. (2007) Relevance of peat draining rivers in Central Sumatra for the riverine input of dissolved organic carbon into the ocean. Estuarine, Coastal and Shelf Science/ 73: 563-570.

Rixen, T., Goyet, C., and Ittekkot, V. (2006) Diatoms and their influence on the biologically mediated uptake of atmospheric CO2 in the Arabian Sea upwelling system. Biogeosciences 3, 1 - 13.

Rixen, T., Ittekkot, V., Herundi, B., Wetzel, P., Maier-Reimer, E., and Gaye-Haake, B., (2006) ENSO-driven carbon see saw in the Indo-Pacific. Journal of Geophysical Research Letters 33, doi:10.1029/2005GL024965.

Lahajnar, N.; Rixen, T.; Schäfer, P.; Ittekkot, V. (2005) Dissolved organic carbon (DOC) in surface deep-sea sediments from the Arabian Sea and NE Atlantic. II (52): 1947 - 1964.

Rixen, T.; Guptha, M.V.S.; Ittekkot, V. (2005) Deep ocean fluxes and their link to surface ocean processes and the biological pump. Progress in Oceanography 65: 240-259.

Rixen, T.; Ittekkot, V. (2005) Nitrogen deficits in the Arabian Sea, implications from a three component mixing analysis. Deep Sea Research II (52): 1879 - 1891.

Scholten, J.; Fietzke, J., Mangini, A.; Stoffers, P.; Rixen, T.; Gaye-Haake, B.; Blanz, T.; Ramaswamy, V.; Sirocko, F.; Schulz, H.; Ittekkot, V. (2005) Radionuclide fluxes in the Arabian Sea: the role of particule composition. Earth and Planetary Science Letters 230: 319-337.

Schiebel, R.; Zeltner, A.; Treppke, U.F.; Waniek, J.; Bollmann, J.; Rixen, T.; Hemleben, C. (2004) Distribution of diatoms, coccolithophores and planktic foraminiferes along a trophic gradient during the SW monsoon in the Arabian Sea. Marine Micropaleontology 51: 345-371.

Rixen, T. (2002) On the interaction between marine organisms and global climate. Recent Research Development in Geophysics 4: 331-357.

Bange, H.W.; Andreae, M.O.; Lal, S.; Law, C.S.; Naqvi, S.W.A.; Patra, K.; Rixen, T.; Upstill-Goddard, R.C. (2001) Nitrous oxide emissions from the Arabian Sea: A synthesis. Atmosperic Chemistry and Physics 1: 61-71.

Rixen, T.; Haake, B.; Ittekkot, V. (2000) Sedimentation in the western Arabian Sea: The role of coastal and open-ocean upwelling. Deep-Sea Res. II 47: 2155-2178.

Rixen, T.; Ittekkot, V.; Gaye-Haake, B.; Schäfer, P. (2000) The influence of the SW monsoon on the deep-sea carbon cycle. In: Pfannkuche, O.; Lochte, K. (Eds.). Biogeochemistry of the deep Arabian Sea. Deep-Sea Res. II 47: 2629-2651.

Rixen, T.; Haake, B.; Ittekkot, V.; Gupta, M.V.S.; Nair, R.R.; Schlüssel, P. (1996) Coupling between SW monsoon-related surface and deep ocean processes as discerned from continous particle flux measurements and correlated satellite data. J. Geophys. Res. 101, C12: 28,569-28,582.

Haake, B.; Ittekkot, V.; Rixen, T.; Ramaswamy, V.; Nair, R.R.; Curry, W.B. (1993) Seasonality and interannual variability of particle fluxes to the deep Arabian Sea. Deep-Sea Res. 40(7): 1323-1344.

Haake, B.; Rixen, T.; Ittekkot, V. (1993) Variability of moonsonal upwelling signals in the deep western Arabian Sea, SCOPE/UNEP Sonderband 76: 85-96.

Tagungsbände

Gaye-Haake, B.; Lahajnar, N.; Wiesner, M.G.; Emeis, K.-Ch.; Unger, D.; Rixen, T.; Suthhof, A.; Ramaswamy, V.; Ittekkot, V. (2005) Stable nitrogen isotopic ratios of sinking particles and sediments from the northern Indian Ocean. Proceedings of the Conference: Significant Processes Observations, and Transformation in organic Nitrogen. SPOT-ON. 26.6.-1.7.2005, Warnemünde, Germany

Rixen, T.; Ittekkot, V.; Herundi, B.; Wetzel, P.; Maier-Reimer, E.; Gaye-Haake, B. (2005) ENSO-driven changes in carbon fluxes to the deep sea off south Java. In: International Ocean Research Conference, UNESCO, The Oceanograpgy Society, Paris, pp. 28.

Rixen, T.; Guptha, M.V.S.; Ittekkot, V. (2002) Sedimentation. In: Watts, L.; Burkill, P.H.; Smith, S. Report of the Indian Ocean Synthesis Group on the Arabian Sea Process Study. JGOFS Report 35: 65-73.

Bange, H.W.; Rixen, T.; Johansen, A.M.; Siefert, R.L.; Ramesh, R.; Ittekkot, V.; Hoffmann, M.R.; Andreae, M.O. (2000) A revised nitrogen budget for the Arabian Sea. Global Biogeochemical Cycles 14(4): 1283-1297.

Bange, H.W.; Rixen, T.; Johansen, R.L.; Siefert, R.; Ramesh, R.; Ittekkot, V.; Hoffmann, M.R.; Andreae, M.O. (2000) A revised nitrogen budged for the Arabian Sea, EOS, Transactions, American Geophysical Union 80(49): OS23N-05.

Suthhof, A.; Rixen, T.; Jennerjahn, T.C., Schäfer, P.; Ittekkot, V. (2000) Steuerungsprozesse des Partikelflusses am pakistanischen Kontinentalhang. In: Schlünz, B.; Wefer, G. (Eds.) Bericht über den 8. JGOFS-Workshop, 2.-3. Dezember 1999 in Bremen. Berichte, Fachbereich Geowissenschaften, Universität Bremen.

Ittekkot, V.; Gaye, B.; Rixen, T.; Suthof, A. (1999) SO 116: GOBENGAL, Meeresforschung mit FS Sonne, Tagungsverband.

Rixen, T.; Ewald, S.; Unger, D.; Schlüssel, P.; Ittekkot, V. (1999) SO116 - GOBENGAL. Statusseminar 1999: Meeresforschung mit FS Sonne, 10.-12.3.1999, Freiberg. Poster.

Rixen, T.; Lendt, R.; Ittekkot, V. (1999) Carbon and nitrogen mass balance for the Arabian Sea. in Pätzold, M.; Wefer, G. (Eds.) Berichte aus dem Fachbereich Geowissenschaften der Uni. Bremen.

Suthhof, A.; Jennerjahn, T.; Rixen, T.; Schäfer, P.; Tiemann, J.; Gaye-Haake, B.; Ittekkot, V. (1999) Time-varying fluxes and burial of organic carbon along continental margins in the northeastern Arabian Sea. in Saito, Y.; Ikehara, K.; Katayame, H. (Eds.) Land sea link in Asia. Proc. intern. workshop on the sediment transport and storage in coastal sea-ocean systems, pp. 275-280.

Tiemann, J.; Rixen, T.; Haake, B.; Ittekkot, V. (1999) Korngrößenverteilung in den Sinkstoffen aus dem tiefen westlichen Arabischen Meer. Meeresforschung mit FS Sonne, Tagungsband.

Rixen, T.; Haake, B.; Ittekkot, V. (1998) Responds of organic carbon sedimentation to variations in the summer-monsoon strength in the Arabian Sea. 6th International Conference on Paleoceanography.

Rixen, T.; Haake, B.; Ittekkot, V. (1998) The responds of particle flux on the summermonsoon over the Arabian Sea, EOS, Transactions, American Geophysical Union 79(1): OS22C-29.

Rixen, T.; Haake, B.; Ittekkot, V. (1997) Physical forcing of the upwelling ecosystem in the western Arabian Sea. in Paetzold, M.; Wefer, G. (Eds.) Berichte aus dem Fachbereich Geowissenschaften der Uni. Bremen: pp. 49.

Haake, B.; Rixen, T.; Reemtsma, T.; Ramaswamy, V.; Ittekkot, V. (1996) Processes determining seasonality and interannual variability of settling particle fluxes to the deep Arabian Sea. In: Ittekkot, V.; Schaefer, S.; Honjo, S.; Depetris, P.J. (Eds.). Particle Flux in the Ocean. SCOPE Report 57, Wiley, Chichester, pp. 251-270.

Haake, B.; Rixen, T.; Reemtsma, T.; Ittekkot, V. (1995) Organic matter associated with settling particles in the Northern Indian Ocean: nature, fluxes and fate. in Grimalt, J.O.; Dorronsoro, C.; Donostia-San Sebastian, A.I.G.O.A. (Eds.) Organic Chemistry: Developments and Applications to Energy, Climate, Environment and Human History.

Rixen, T.; Haake, B. (1993) Fluxes and decomposition of organic matter in the western Arabian Sea. Mitt. Geol. Paläont. Inst. Univ. Hamburg 76: 113-130.

Sonstige Fachzeitschriften

Hood, R.R., Naqvi, S.A.S., Wiggert, J.D., Landry, M.L., Rixen, T., Beckley, L.E., Goye, C., Cowie, G., Maddison, L.M., 2011. SIBER: A basinwide ecosystem program, science plan and implementation strategy. Vol. IMBER Report No. 4, SIBER Report No. 1: IMBER; IOGOOS, SIBER.

Jiménez, C.; Rixen, T. (2004) Corals as indicators of environmental conditions (Spanish). In: Gonzáles-Ferrer, S.; Pétreos, C. Jardines Sumergidos de Cuba. Instituto de Oceanología-Caja Madrid, Habana, pp 250-252.

Ittekkot, V.; Rixen, T.; Suthhof, A.; Unger, D. (2002) Der globale Kohlenstoffkreislauf. In: Wefer, G. (Ed.) Expedition Erde. Beiträge zum Jahr der Geowissenschaften. Universität Bremen: 202-209.

Fachbücher

Rixen, T., Hutahaean, A., 2017. Tropische Torfe, Klima und Küste. In G. Hempel, A.K. Hornedge (Eds.), Klüger nutzen – besser schützen. Bremer Forschung an tropischen Küsten. Bremen.

Ittekkot, V., Rixen, T., Suthhof, A., (2015) Der globale Kohlenstoffkreislauf, in: Wefer, G., Schmieder, F. (Eds.), Expedition Erde: Wissenwertes und Spannendes aus den Geowissenschaften, 4. , überarbeitete und erweiterte Auflage ed. MARUM - Zentrum für Marine Umweltwissenschaften, Universität Bremen, Bremen, pp. 408 - 419.

Rixen, T., and Baum, A., 2014: The Siak, a Blackwater River in the Central Sumatran Province Riau, Indonesia, Asian Journal of water, environment and pollution, 11, Guest Editorial, 2014.

Voss, M., Wannicke N., Deutsch, B., Bronk, D., Sipler, R., Purvaja, R., Ramesh, R., Rixen, T. (2011). Internal cycling of nitrogen and nitrogen transformations. In: Wolanski, E., McLusky, D.S., eds. Treatise on Estuarine and Coastal Science 5. Academic Press, Waltham, pp. 231-259. ISBN 978-0-08-087885-0. DOI: 10.1016/B978-0-12-374711-2.00508-8.

Rixen, T., Ramaswamy,V., Gaye, B., Herunadi, B., Maier-Reimer, E., Bange, H.W., Ittekkot, V. (2009) Monsoonal and ENSO impacts on partical fluxes and the biological pump in the Indian Ocean. In: Wiggert, J.D., Hood, R.R., Naqvi, S.W.A., Brink, K.H., Smith, S.L., eds. Indian Ocean Biogeochemical Processes and Ecological Variability. Geographical Monograph Series 185,American Geophysical Union, Washington, D.C., pp. 365-384. ISBN 978-0-87590-475-7.

MacCracken, M., Escobar Briones, E., Gilbert, D., Korotaev, K., Naqvi, S. W. A., Perillo, G. M. E., Rixen, T., Stanev, E., Sundby, B., Thomas, H., Unger, D., and Urban Jr., E. R. (2008) Vulnerability of Semi-Enclosed Marine Systems to Environmental Disturbances. In: Urban Jr., E. R., Sundby, B., Malanotte-Rizzoli, P., and Melillo, J. M. Eds.), Watersheds, Bays and Bounded Seas. The Science and Management of Semi-enclosed Marine Systems. Island Press, Washington D.C.

SCOPE Sonderbände

Haake, B.; Rixen, T.; Ittekkot, V. (1993) Variability of monsoon upwelling signals in the deep Arabian Sea. - In Monsoon Biogeochemistry (eds. V. Ittekkot and R.R. Nair), Mitt. Geol.-Paläont. Inst. Univ. Hamburg, SCOPE/UNEP Sonderbd. 76: 85-96.