Singh, N. D. , Steiner, Z. , Czeschel, R. , Brandt, P. , Guo, Y. , Chen, X. G., Blanke, J. , Nicolas, A. , Guo, J. , Gosnell, K. J. , O'Sullivan, E. , Jasinski, D., Mutzberg, A., Steffens, T. and Achterberg, E. P. (2026) Biogeochemical controls on dissolved micronutrient (Ni, Cu, Zn, Cd) distributions in the Equatorial Pacific Ocean. Geochimica et Cosmochimica Acta, 431 . pp. 122-138. DOI 10.1016/j.gca.2026.08.026.

Wang, J., Brandt, P. , Czeschel, R. , Shu, Y., Wang, D., Chen, J., Yang, Y., Huang, K., He, Y. and Tian, Y. (2026) Characteristics, Sources, and Energetics of Yanai Waves in the Equatorial Indian Ocean. Journal of Physical Oceanography, 56 (7). pp. 1545-1569. DOI 10.1175/JPO-D-25-0156.1.

Schulz, G., Dähnke, K., Sanders, T., Penopp, J., Bange, H. W. , Czeschel, R. and Gaye, B. (2025) Nitrogen dynamics and nitrate stable isotopes indicate nitrogen loss in the Bay of Bengal. Biogeosciences (BG), 22 (20). pp. 5943-5959. DOI 10.5194/bg-22-5943-2025.

Brandt, P. , Körner, M., Moum, J. N., Roch, M., Subramaniam, A., Czeschel, R. , Krahmann, G. , Dengler, M. and Kiko, R. (2025) Seasonal productivity of the equatorial Atlantic shaped by distinct wind-driven processes. Nature Geoscience, 18 . pp. 84-90. DOI 10.1038/s41561-024-01609-9.

L'Hegaret, P., Schütte, F., Speich, S., Reverdin, G., Baranowski, D. B., Czeschel, R. , Fischer, T. , Foltz, G. R., Heywood, K. J., Krahmann, G. , Laxenaire, R., Le Bihan, C., Le Bot, P., Leizour, S., Rollo, C., Schlundt, M. , Siddle, E., Subirade, C., Zhang, D. and Karstensen, J. (2023) Ocean cross-validated observations from R/Vs L'Atalante, Maria S. Merian, and Meteor and related platforms as part of the EUREC4A-OA/ATOMIC campaign. Earth System Science Data, 15 (4). pp. 1801-1830. DOI 10.5194/essd-15-1801-2023.

Brandt, P. , Hahn, J. , Schmidtko, S. , Tuchen, F. P. , Kopte, R. , Kiko, R. , Bourlès, B., Czeschel, R. and Dengler, M. (2021) Atlantic Equatorial Undercurrent intensification counteracts warming-induced deoxygenation. Nature Geoscience, 14 . pp. 278-282. DOI 10.1038/s41561-021-00716-1.

Schmidt, H., Czeschel, R. and Visbeck, M. (2020) Seasonal variability of the Arabian Sea intermediate circulation and its impact on seasonal changes of the upper oxygen minimum zone. Ocean Science, 16 . pp. 1459-1474. DOI 10.5194/os-2020-9.

Czeschel, R., Schütte, F., Weller, R. A. and Stramma, L. (2018) Transport, properties, and life cycles of mesoscale eddies in the eastern tropical South Pacific. Ocean Science, 14 . pp. 731-750. DOI 10.5194/os-14-731-2018.

Löscher, C., Bourbonnais, A., Dekaezemacker, J., Charoenpong, C. N., Altabet, M. A., Bange, H. W. , Czeschel, R. , Hoffmann, C. and Schmitz, R. (2016) N2 fixation in eddies of the eastern tropical South Pacific Ocean. Biogeosciences (BG), 13 . pp. 2889-2899. DOI 10.5194/bg-13-2889-2016.

Stramma, L. , Czeschel, R., Tanhua, T. , Brandt, P. , Visbeck, M. and Giese, B. S. (2016) The flow field of the upper hypoxic Eastern Tropical North Atlantic oxygen minimum zone. Ocean Science, 12 (1). pp. 153-167. DOI 10.5194/os-12-153-2016.

Czeschel, R., Stramma, L. , Weller, R. A. and Fischer, T. (2015) Circulation, eddies, oxygen and nutrient changes in the eastern tropical South Pacific Ocean. Ocean Science, 11 (3). pp. 455-470. DOI 10.5194/os-11-455-2015.

Stramma, L. , Weller, R. A., Czeschel, R. and Bigorre, S. (2014) Eddies and an extreme water mass anomaly observed in the eastern south Pacific at the Stratus mooring. Journal of Geophysical Research: Oceans, 119 (2). pp. 1068-1083. DOI 10.1002/2013JC009470.

Stramma, L. , Bange, H. W. , Czeschel, R., Lorenzo, A. and Frank, M. (2013) On the role of mesoscale eddies for the biological productivity and biogeochemistry in the eastern tropical Pacific Ocean off Peru. Biogeosciences (BG), 10 (11). pp. 7293-7306. DOI 10.5194/bg-10-7293-2013.

Czeschel, R., Stramma, L. and Johnson, G. C. (2012) Oxygen decreases and variability in the eastern equatorial Pacific. Journal of Geophysical Research: Oceans, 117 (C11). C11019. DOI 10.1029/2012JC008043.

Czeschel, R., Stramma, L. , Schwarzkopf, F. U. , Giese, B. S., Funk, A. and Karstensen, J. (2011) Middepth circulation of the eastern tropical South Pacific and its link to the oxygen minimum zone. Journal of Geophysical Research: Oceans, 116 . C01015. DOI 10.1029/2010JC006565.

Schmidt, H., Czeschel, R. and Visbeck, M. (2019) Ventilation dynamics of the Oxygen Minimum Zone in the Arabian Sea. Biogeosciences Discussions . DOI 10.5194/bg-2019-168.

Czeschel, R. and Müller, M. (2024) Argo floats in the Oxygen Minimum Zone of the Bay of Bengal. [Talk] In: German Argo User Meeting 2024. , 17.06.2024, Hamburg, Germany .

Czeschel, R. , Brandt, P. , Horstmann, J. and Carrasco Alvarez, R. (2023) Upper ocean frontal dynamics in tropical instability waves. [Talk] In: 28. General Assembly of the International Union of Geodesy and Geophysics (IUGG)/ International Association for the Physical Science of the Oceans (IAPSO). , 12. – 17.07.2023, Berlin, Germany .

Czeschel, R., Stramma, L. , Weller, R. and Fischer, T. (2016) Circulation, eddies and oxygen changes in the Oxygen Minimum Zone of the Eastern Tropical South Pacific. [Talk] In: EGU General Assembly 2016. , 17.-22.04.2016, Vienna, Austria .

Czeschel, R., Stramma, L. , Weller, R. and Fischer, T. (2015) Circulation, eddies, oxygen and nutrient changes in the Eastern Tropical South Pacific. [Talk] In: 11. International Conference on Southern Hemisphere Meteorology and Oceanography ICSHMO. , 05.-09.10.2015, Santiago, Chile .

Stramma, L. , Czeschel, R. and Schmidtko, S. (2014) Global oxygen changes and oxygen variability in the eastern Pacific off Peru. [Invited talk] In: 46. International Liege Colloquium. , 06.05.2014, Lüttich, Belgium .

Stramma, L. , Czeschel, R., Schwarzkopf, F. U. , Fischer, T. and Weller, R. A. (2014) Circulation, eddies and trends in the oxygen minimum zone off Peru. [Talk] In: IMBER Open Science Conference FUTURE OCEAN. , 23.-27.06.2014, Bergen, Norway .

Stramma, L. , Weller, R. A., Czeschel, R., Bigorre, S., Schmidtko, S. and Oschlies, A. (2013) Observed large- and mesoscale oxygen changes in the ocean. [Talk] In: Goldschmidt Conference 2013. , 25.-30.08.2013, Florence, Italy .

Stramma, L. , Czeschel, R., Visbeck, M. and Tanhua, T. (2012) Stagnant flow and eddies in the oxygen minimum zone south of the Cape Verde Islands. [Talk] In: Tropical Atlantic Variability meeting. , 12.09.2012, Kiel, Germany .

Czeschel, R., Stramma, L. , Funk, A. and Karstensen, J. (2011) Middepth circulation of the eastern tropical South Pacific and its link to the oxygen minimum zone from ARGO oxygen floats. [Talk] In: ARGO Oxygen Meeting. , 25.-27.05.2011, Brest, France .

Karstensen, J. , Czeschel, R., Hahn, J. , Schlundt, M. and Krahmann, G. (2011) In-situ calibration of Oxygen Optodes in the Southeast Pacific Oxygen Minimum Zone. [Talk] In: EGO 2011 - 5th EGO Meeting and Glider School. , 14.-18.03.2011, Las Palmas, Gran Canary .

Karstensen, J. , Czeschel, R., Hahn, J. , Stramma, L. and Krahmann, G. (2011) In-situ calibration of oxygen optodes on gliders and floats: An example from the Southeast Pacific oxygen minimum zone. [Talk] In: ARGO Oxygen Meeting. , 25.-27.05.2011, Brest, France .

Czeschel, R., Stramma, L. , Schwarzkopf, F. U. and Giese, B. (2010) Circulation in the oxygen minimum zone of the Eastern Tropical South Pacific. [Talk] In: 3. Euro-ARGO User Meeting. , 17.-18.05.2010, Paris, France .

Schulz, G., Dähnke, K., Sanders, T., Penopp, J., Bange, H. W. , Czeschel, R. and Gaye, B. (2025) Nitrogen Cycling in the East Equatorial Indian Ocean and Bay of Bengal: Insights from Nitrate Isotopes and Water Masses. [Poster] In: EGU General Assembly 2025. , 27.04.2025-02.05.2025, Vienna, Austria / online .

Zhong, Q. , Brandt, P. , Czeschel, R. and Schwarzkopf, F. U. (2025) Intermediate circulation variability in the equatorial Indian Ocean. [Poster] In: EGU General Assembly 2025. , 27.04.2025-02.05.2025, Vienna, Austria / online .

Czeschel, R., Schütte, F., Weller, R. A. and Stramma, L. (2018) Impact of mesoscale eddies on water mass and oxygen distribution in the eastern tropical South Pacific. [Poster] In: Ocean Deoxygenation: Drivers and Consequences - Past/Present/Future. International Conference. , 03.-07.09.2018, Kiel, Germany .

Stramma, L. , Schmidtko, S. , Czeschel, R. and Visbeck, M. (2016) Climate related multi-decadal variability of tropical oxygen minimum zones . [Poster] In: CLIVAR Open Science Conference 2016. , 18.-25.09.2016, Qingdao, China .

Stramma, L. , Schmidtko, S. , Oschlies, A. , Visbeck, M. and Czeschel, R. (2016) Deoxygenation and climate related variability of the ocean's oxygen minimum zones. [Poster] In: Ocean ventilation and deoxygenation in a warming world. , 12.09.2016, Royal Society, London, UK .

Stramma, L. , Czeschel, R., Schmidtko, S. and Weller, R. (2015) Observed trends in oxygen and nutrients in in oxygen minimum zones. [Poster] In: Goldschmidt Conference 2015. , 16.-21.08.2015, Prague, Czech Republic. .

Czeschel, R., Weller, R., Stramma, L. and Bigorre, S. (2014) Eastern Pacific oxygen time series from the Stratus mooring and from floats. [Poster] In: 46. International Liege Colloquium. , 06.05.2014, Lüttich, Belgium .

Czeschel, R., Stramma, L. and Johnson, G. (2012) Long-term oxygen changes in the equatorial eastern Pacific. [Poster] In: Ocean Sciences Meeting 2012. , 20.-24.02.2012, Salt Lake City, USA .

Dilmahamod, A. F. , Steinhoff, T. , Frajka-Williams, E., Begler, C. , Brunier, S., Cerra, A., Chun, S., Clement, L., Czeschel, R. , Gniosdorz, S., Heyl, L., Kampen, K., Leimann, I., Martens, W., Monforte, C., Moritz, T., Pelle, J., Bracamontes Ramirez, J., Rudlof, M., Sanchez-Vidal, A., Sander, N., Schütte, F. , Schulz, M. , Ssebandeke, J., Stake, J., Thomae, S. and Welsch, A. (2026) Submesoscale Experiment Analysing the North Atlantic Spring Bloom in the Labrador Sea, Cruise No. MSM142. . Maria S. Merian-Berichte, MSM142 . Begutachtungspanel Forschungsschiffe, Bonn, Germany, 105 pp. DOI 10.48433/cr_msm142.

Dilmahamod, A. F. , Czeschel, R. , Martens, W., Schulz, M. , McKellar, C., Berghöfer, H., Nigge, J., Sommer, D. and Susewind, M. (2025) Student cruise: Observation techniques for Physical Oceanographers Cruise No. AL638. . Alkor-Berichte, AL638 . GEOMAR, Kiel, Germany, 14 pp. DOI 10.3289/CR_AL638.

Brandt, P. , Bam, W., Czeschel, R. , Damke, P., Deulofeu Capo, O., Dölger, E., Fernandez Carrera, A., Gasser, B., Gomez Letona, M., Hans, A. C., Imbol Koungue, R. A. , Jordan, T., Körner, M., Krahmann, G. , Müller, M., Navarro, W., Olbricht, H. D., Prigent, A. , Roch, M., Rupf, F., Sarmiento-Lezcano, A. N., Schmidt, I., Steckhan, L., Stelzner, M., Subramaniam, A., Theileis, A. and Witt, R. (2022) Trans-Atlantic Equatorial cruise II, Cruise No. M181, April 17 - May 28, 2022, Cape Town (South Africa) - Mindelo (Cape Verde). . Meteor-Berichte, M181 . Gutachterpanel Forschungsschiffe, Bonn, Germany, 52 pp. DOI 10.48433/cr_m181.

Czeschel, R. , Angerer, J., Born, K. S., Fiedler, S. B., Gebhardt, H., Glüsen, L. A., Günther, S., Kampmann, A., Knaack, C., Könnecke, F., Körner, M., Roch, M., Schampera, M., Waitzmann, D., Werner, J. and Witt, R. (2022) Student cruise: Observing techniques for Physical Oceanographers - Cruise No. AL578, August 15 – 18, 2022, Kiel (Germany) – Kiel (Germany), MNF-PherPraO. . Alkor-Berichte, AL578 . GEOMAR Helmholtz Zentrum für Ozeanforschung Kiel, 19 pp. DOI 10.3289/CR_AL578.

Brandt, P. , Begler, C., Coelho, P., Czeschel, R., Dennert, P., Fernandez Carrera, A., Filella, A., Gindorf, S., Gomez-Letona, M., Hans, A. C., Heukamp, F., Kiko, R. , Kisjeloff, B., Imbol Koungue, R. A., Kriest, I. , Martens, W., Prigent, A. , Ramcharitar, B., Sarmiento Lezcano, A. N., Schmidtko, S. , Schrandt, J. C., Sherman, J., Stelzner, M., Stöven, T. , Subramaniam, A. and Tuchen, F. P. (2019) Trans-Atlantic Equatorial cruise I, Cruise No. M158, September 19 - October 26, 2019, Walvis Bay (Namibia) - Recife (Brazil). . Meteor-Berichte, M158 . Gutachterpanel Forschungsschiffe, Bremen, Germany, 48 pp. DOI 10.2312/cr_m158.

Zhong, Q. , Brandt, P. , Czeschel, R. , Schwarzkopf, F. U. , Chen, J. and Chen, G. (2026) Zonal current velocity in the equatorial Indian Ocean from observations (TIOON and cruises) and models (ORCA025.L46-KFS008-P-V). [Dataset] https://hdl.handle.net/20.500.12085/f625863c-9de3-...