Publikationen von Ralf Schiebel

Arns, A. I., Evans, D., Schiebel, R., Wolf, S. E., Jantschke, A., Hansen , M., Leitner, J., Vonhof, H. und Haug, G. H.: Probing salty waters: re-assessment of the early stages of calcium carbonate formation in seawater, Geochimica et Cosmochimica Acta, 420, 323–339, doi:10.1016/j.gca.2026.03.048, 2026.

Jung, J., Wald, T., Foreman, A., Bieler, A., Janussen, D., Moretti, S., Duprey, N., Marconi, D., Pérez-Medina, C., O'Dea, A., Schiebel, R., Halfar, J., Fernandez-Garcia, C., Berger, M., Donovan, M., Frazier, A., Cramer, K., Haug, G. H., Sigman , D. und Martinez-Garcia, A.: Crustose Coralline Algae as a Proxy for Marine Nitrogen Cycling and Coral Trophic Strategies, Communications Earth & Environment, doi:10.1038/s43247-026-03459-2, 2026.

Ryu, Y., Maloney, A. E., Luu, V. H., Guo, L., Oleynik, S., Fawcett, S. E., Higgins, M. B., Van Oostende, N., Ward, B. B., Cook, C. C. Z., Cohen, N. R., Ewton, E., Menden-Deuer, S., Granger, J., Marchetti, A., Aardema, H. M., Slagter, H. A., Schiebel, R., Martinez-Garcia, A., Haug, G. H. und Sigman, D. M.: Prokaryotic bias in surface ocean particles, Proceedings of the National Academy of Sciences of the United States of America, 123(14), doi:10.1073/pnas.1515818112, 2026.

Pan, X., Zhang, Y., Xue, C., Kuhn, U., Hrabe de Angelis, I., Pöhlker, C., Ditas, J., Heins, L., Aardema, H. M., Slagter, H. A., Calleja, M. L., Dragoneas, A., Walter, D., Nillius, B., Wang, Q., Ma, N., Su, H., Pöschl, U., Haug, G. H., Schiebel, R. und Cheng, Y.: Black Carbon in the Marine Atmosphere: Concentration and Mixing State From Coastal to Remote Atlantic Regions, Journal of Geophysical Research: Atmospheres, 131(3), doi:10.1029/2025JD045346, 2026.

Levy, N., Torfstein, A., Schiebel, R., Chernihovsky, N., Jochum, K. P., Weis, U., Stoll, B. und Haug, G. H.: Monthly element ∕ Ca trends and inter chamber variability in two planktic Foraminifera species: Globigerinoides ruber albus and Turborotalita clarkei from a hypersaline oligotrophic sea, Biogeosciences, 23(3), 1065–1088, doi:10.5194/bg-23-1065-2026, 2026.

Jung, J., Duprey, N. N., Foreman, A. D., D’Olivo, J. P., Pellio, C., Ryu, Y., Murphy, E. L., Romshoo, B., Kersting, D. K., Cardoso, G. O., Wald, T., Fripiat, F., Jimenez, C., Gischler, E., Montagna, P., Alonso-Hernández, C., Gomez-Batista, M., Treinen-Crespo, C., Carriquiry, J., Ong, M. R., Goodkin, N. F., Guppy, R., Aardema, H., Slagter, H., Heins, L., Hrabe de Angelis, I., Bieler, A. L., Yehudai, M., Noël, T. P., James, K., Scholz, D., Hu, C., Barnes, B. B., Pozzer, A., Pöhlker, C., Lelieveld, J., Pöschl, U., Vonhof, H., Haug, G. H., Schiebel, R., Sigman , D. M. und Martinez-Garcia, A.: Equatorial upwelling of phosphorus drives Atlantic N₂ fixation and Sargassum blooms, Nature Geoscience, 18, doi:10.1038/s41561-025-01685-5, 2025.

Govindankutty Menon, A., Bieler, A. L., Firrincieli, H., Alcorn, R., Lahajnar, N., Davis, C. V., Schiebel, R., Nurnberg, D., Schmiedl, G. und Glock, N.: Quantitative reconstruction of deglacial bottom-water nitrate in marginal Pacific seas using the pore density of denitrifying benthic foraminifera, Climate of the Past, 21(10), 1853–1869, doi:10.5194/cp-21-1853-2025, 2025.

Ziveri, P., Langer, G., Chaabane, S., de Vries, J., Gray, W. R., Keul, N., Hatton, I. A., Manno, C., Norris, R., Pallacks, S., Young, J. R., Schiebel, R., Zarkogiannis, S., Anglada-Ortiz, G., Bianco, S., de Garidel-Thoron, T., Grelaud, M., Lucas, A., Probert, I. und Mortyn, P. G.: Calcifying plankton: From biomineralization to global change, Science, 390(6771), doi:10.1126/science.adq8520, 2025.

O’Dea, A., Sellers, A. J., Medina, C. P.-, Díaz, J. P., Bloise, A. G., Pöhlker, C., Chiliński, M. T., Aardema, H. M., Cybulski, J. D., Heins, L., Paton, S. R., Slagter, H. A., Schiebel, R. und Haug, G. H.: Unprecedented suppression of Panama’s Pacific upwelling in 2025, Proceedings of the National Academy of Sciences of the United States of America, 122(36), doi:10.1073/pnas.2512056122, 2025.

Auderset, A., Smart, S. M., Ryu, Y., Marconi, D., Ren, H. A., Heins, L., Vonhof, H., Schiebel, R., Repschläger, J., Sigman , D. M., Haug, G. H. und Martinez-Garcia, A.: Effects of photosymbiosis and related processes on planktic foraminifera-bound nitrogen isotopes in South Atlantic sediments, Biogeosciences, 22(7), 1887–1905, doi:10.5194/bg-22-1887-2025, 2025.

Farmer, J. R., Martinez-Garcia, A., Sentman, L. T., Schiebel, R., Arns, A., Yehudai, M., Tiedemann, R., Sigman, D. M. und Haug, G. H.: Early Pliocene Shoaling of the Central American Seaway Reconstructed From Foraminifera-Bound Nitrogen and Oxygen Isotopes, Paleoceanography and paleoclimatology, 40(4), doi:10.1029/2024PA005043, 2025.

Chaabane, S., de Garidel-Thoron, T., Meilland, J., Sulpis, O., Chalk, T. B., Brummer, G.-J. A., Mortyn, P. G., Giraud, X., Howa, H., Casajus, N., Kuroyanagi, A., Beaugrand, G. und Schiebel, R.: Migrating is not enough for modern planktonic foraminifera in a changing ocean, Nature, 636, 390–396, doi:10.1038/s41586-024-08191-5, 2024.

Aardema, H. M., Slagter, H. A., Hrabe de Angelis, I., Calleja, M. L., Dragoneas, A., Moretti, S., Schuback, N., Heins, L., Walter, D., Weis, U., Haug, G. H. und Schiebel, R.: On the Variability of Phytoplankton Photophysiology Along a Latitudinal Transect in the North Atlantic Surface Ocean, Journal of Geophysical Research: Biogeosciences, 129(9), doi:10.1029/2023JG007962, 2024.

Schiebel, R., Aardema, H. M., Calleja, M. L., Dragoneas, A., Heins, L., Hrabe de Angelis, I., Pöhlker, C., Slagter, H., Vonhof, H., Walter, D., Arns, A. I., Adolphs, N., Auderset, A., Basic, S., Bieler, A., Brüwer, J. D., Chaabane, S., Cheng, Y., Chiliński, M. T., Cybulski, J. D., Disper, T., Duprey, N., Eichele, G., Fiedler, B., Fischer, A., Foreman, A. D., Fuchs, B. M., Galer, S., Härri, J., Jochum, K. P., Jost, A., Jung, J., Kleta, H., Lammel, G., Larink, O., Leibold, P., Martinez-Garcia, A., Moretti, S., Müller, J.-G., Nillius, B., Pan, X., Raj, S. S., Repschläger, J., Rodrigues, E., Ruff, S. E., Schmitt, M., Schmitter, J. L., Lara, A. S., Silva, P., Smart, S. M., Sörgel, M., Stoll, B., Su, H., Vogt, M., Wald, T., Weber, B., Weber, J., Weis, U., Amann, R., Arístegui, J., Dittmar, T., González, M., O’Dea, A., Pöschl, U. und Haug, G. H.: Preface: Special Issue on Probing the Open Ocean With the Research Sailing Yacht Eugen Seibold for Climate Geochemistry, Journal of Geophysical Research: Atmospheres, 129(17), doi:10.1029/2023JD040581, 2024.

Auderset, A., Fripiat, F., Creel, R. C., Oesch, L., Studer, A. S., Repschläger, J., Hathorne, E., Vonhof, H., Schiebel, R., Gordon, L., Lawrence, K., Ren, H. A., Haug, G. H., Sigman, D. M. und Martinez-Garcia, A.: Sea Level Modulation of Atlantic Nitrogen Fixation Over Glacial Cycles, Paleoceanography and paleoclimatology, 39(8), doi:10.1029/2024PA004878, 2024.

Chaabane, S., de Garidel-Thoron, T., Giraud, X., Meilland, J., Brummer, G.-J. A., Jonkers, L., Mortyn, P. G., Greco, M., Casajus, N., Kucera, M., Sulpis, O., Kuroyanagi, A., Howa, H., Beaugrand, G. und Schiebel, R.: Size normalizing planktonic Foraminifera abundance in the water column, Limnology and Oceanography: Methods, 22, doi:10.1002/lom3.10637, 2024.

Fischer, A., Schiebel, R., Jochum, K. P., Heins, L., Arns, A. I., Aardema, H. M., Slagter, H., Calleja, M. L., Levy, N., Stoll, B., Walter, D., Weis, U., Repschläger, J. und Haug, G. H.: Single chamber Mg/Ca analyses of Globigerinoides ruber for paleo-proxy calibration using femtosecond LA-ICP-MS, Scientific Data, 9, doi:10.1038/s41597-024-03402-0, 2024.

Smart, S. M., Schiebel, R., Jochum, K. P., Chaabane, S., Jentzen, A., Repschläger, J., Stoll, B., Weis, U. und Haug, G. H.: Sightings of the Rare Globorotalia Cavernula in the Subantarctic South of Africa: Biogeochemical and Ecological Insights, Journal of Foraminiferal Research, 54(2), 81–94, doi:10.61551/gsjfr.54.2.81, 2024.

Moretti, S., Auderset, A., Deutsch, C., Schmitz, R., Gerber, L., Thomas, E., Luciani, V., Petrizzo, M. R., Schiebel, R., Tripati, A., Sexton, P., Norris, R., D’Onofrio, R., Zachos, J., Sigman, D. M., Haug, G. H. und Martinez-Garcia, A.: Oxygen rise in the tropical upper ocean during the Paleocene-Eocene Thermal Maximum, Science, 383(6684), 727–731, doi:10.1126/science.adh4893, 2024.

Pallacks, S., Ziveri, P., Schiebel, R., Vonhof, H., Rae, J. W. B., Littley, E., Garcia-Orellana, J., Langer, G., Grelaud, M. und Martrat, B.: Anthropogenic acidification of surface waters drives decreased biogenic calcification in the Mediterranean Sea, Communications Earth & Environment, 4, doi:10.1038/s43247-023-00947-7, 2023.