Birkicht, Matthias ORCID: https://orcid.org/0009-0006-0386-0278 (2025) Ich kenn da einen Trick ... ein einfaches Photometer tut's auch. Laborjournal, 9 . pp. 64-65.

Ghilardi, Mattia ORCID: https://orcid.org/0000-0001-9592-7252, Salter, Michael A., Parravicini, Valeriano, Ferse, Sebastian ORCID: https://orcid.org/0000-0003-0930-5356, Rixen, Tim ORCID: https://orcid.org/0000-0001-8376-891X, Wild, Christian, Birkicht, Matthias ORCID: https://orcid.org/0009-0006-0386-0278, Perry, Chris T., Berry, Alex, Wilson, Rod W., Mouillot, David and Bejarano, Sonia ORCID: https://orcid.org/0000-0001-6451-6354 (2023) Temperature, species identity and morphological traits predict carbonate excretion and mineralogy in tropical reef fishes. Nature Communications, 14 . p. 985. DOI https://doi.org/10.1038/s41467-023-36617-7.

Lindhorst, S., Appoo, J., Artschwager, M., Bialik, O., Birkicht, Matthias ORCID: https://orcid.org/0009-0006-0386-0278, Bissessur, D., Braga, J.-C., Budke, L., Bunzel, D., Coopen, P., Eberhardt, B., Eggers, D., Eisermann, J.O., El Gareb, F., Emeis, K., Geßner, A.-L., Hüge, Fabian, Knaack-Völker, H., Kornrumpf, N., Lenz, N., Lüdmann, T., Metzke, M., Naderipour, C., Neziraj, G., Reijmer, J., Reolid, J., Reule, N., Rixen, Tim ORCID: https://orcid.org/0000-0001-8376-891X, Saitz, Y., Schäfer, W., Schutter, I., Siddiqui, Claire, Sorry, A., Taphorn, B., Vosen, S., Wasilewski, T. and Welsch, A. (2019) Saya de Malha Carbonates, Oceanography and Biogeochemistry (Western Indian Ocean), Cruise No. SO270, 2019-09-06 - 2019-10-23, Hong Kong (China) - Port Louis (Mauritius) (Englisch). . SONNE-Berichte, SO270 . Gutachterpanel Forschungsschiffe, Bonn, 102 pp. DOI https://doi.org/10.2312/cr_so270.

Ceesay, Adam, Wolff, Matthias ORCID: https://orcid.org/0000-0001-7458-983X, Koné, Tidiani, Njie, Ebrima and Birkicht, Matthias ORCID: https://orcid.org/0009-0006-0386-0278 (2016) Seasonal changes in water quality and fisheries of Tanbi Wetland National Park. Regional Studies in Marine Science, 8 (1). pp. 170-182. DOI https://doi.org/10.1016/j.rsma.2016.04.006.

Lahajnar, Niko, Mohrholz, Volker, Angenendt, Svenja, Ankele, Markus, Annighöfer, Meike, Beier, Sebastian, Birkicht, Matthias ORCID: https://orcid.org/0009-0006-0386-0278, Bohata, Karolina, Brust-Möbius, Juliane, Buchholz, Fritz, Chikwililwa, Chibo, Cordts, Hannah, Dähnke, Kristin, Denda, Anneke, Flohr, Anita, Frame, Caitlin, Geist, Simon, Gerth, Monika, Hansen, Anja, Heene, Toralf, Höring, Flavia, Janssen, Silke, Koppelmann, Rolf, Kunzmann, Andreas ORCID: https://orcid.org/0000-0002-9500-4332, Kretzschmann, Lisett, Martin, Bettina, Mlambo, Lindan, Möbius, Jürgen, Muyongo, Aphary, Nickel, Gerald, Ngutjinazo, Thusnelda, Numwa, Oliver, Ohde, Thomas, Pavloudi, Christina, Paul, Nina, Rejoice N. E., Josephine, Rixen, Tim ORCID: https://orcid.org/0000-0001-8376-891X, Schmidt, Martin, Schukat, Anna, Siegel, Herbert, Simon, Stephanie, Stöber, Anette, Teichert, Lea, Vorrath, Maria-Elena, Wasmund, Norbert and Werner, Thorsten (2015) Geochemistry and Ecology of the Namibian Upwelling System NAMUFIL: Namibian Upwelling Filament Study - Cruise No. M103 - December 27, 2013 - February 11, 2014 - Walvis Bay (Namibia) - Walvis Bay (Namibia). . METEOR-Berichte, M103 . DFG-Senatskommission für Ozeanographie, Bremen, 91 pp. DOI https://doi.org/10.2312/cr_m103.

Flohr, Anita, Rixen, Tim ORCID: https://orcid.org/0000-0001-8376-891X and Birkicht, Matthias ORCID: https://orcid.org/0009-0006-0386-0278 (2014) Beurteilung der Auswirkungen von pH-Flüssen zwischen der Sediment-Wasser-Grenzfläche auf die darüberliegende Wassersäule vor Namibias Küste. UNSPECIFIED .

Hebbeln, Dierk, Jennerjahn, Tim ORCID: https://orcid.org/0000-0003-1022-5126, Mohtadu, Mahyar, Andruleit, Harald, Baumgart, Anne, Birkicht, Matthias ORCID: https://orcid.org/0009-0006-0386-0278, Chiessi, Christiano, Damar, Ario, Donner, Barbara, Fadly, Nur, Gröning, Max, Hantoro, Wahyu, Hayn, Christina, Kadarwati, Utami R., Kamija, Kramaharja, Kepel, Terry L., Krück, Nils, Lamy, Frank, Langer, Jens, Mai, Hoang Anh, Mehring, Tjark, Meyer-Schack, Birgit, Mollenhauer, Gesine, Morisse, Ole, Müller, A., Permana, Asep K., Pranowo, Widodo S., Ranawijaya, Duddy A. S., Romero, Oscar, Ruhland, Götz, Scholten, Jurian, Smit, Jan, Spliethoff, Charlotte, Steinke, Stephan, Thomas, Rüdiger, Wienberg, Claudia and Yurnaldi, Dida (2006) Report and preliminary results of RV SONNE cruise SO-184 - Pabesia, Durban (South Africa) - Cilacap (Indonesia) - Darwin (Australia) : July 8th - September 13th 2005. , ed. by Fachbereich Geowissenschaften, Universität Bremen. Berichte aus dem Fachbereich Geowissenschaften der Universität Bremen, 246 . , Bremen, 142 pp.

Birkicht, Matthias ORCID: https://orcid.org/0009-0006-0386-0278 (2003) Silizium - Indikator der Produktivität und des Klimageschehens der Erdgeschichte. GIT Labor-Fachzeitschrift, 47 (11). pp. 1060-1061.

Dittmar, Thorsten and Birkicht, Matthias ORCID: https://orcid.org/0009-0006-0386-0278 (2001) Regeneration of nutrients in the northern Benguela upwelling and the Angola-Benguela Front areas : BENEFIT Marine Science. South African Journal of Science, 97 (5). pp. 239-246.

Chaves, Joaquín and Birkicht, Matthias ORCID: https://orcid.org/0009-0006-0386-0278 (1996) Equatorial Subsurface Water and the nutrient seasonality distribution of the Gulf of Nicoya, Costa Rica. Revista de Biología Tropical, 44 (Supl. 3). pp. 41-47.