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Katherina Schimani

Research Group Diatoms
Ph.D. student
Katherina Schimani
+49 30 838 50 152
Botanischer Garten und Botanisches Museum Berlin-Dahlem
Freie Universität Berlin
Königin-Luise-Straße 6-8


  • Since 03/2020 Dissertation and research at the Research Group Diatoms, Botanical Garden and Bo-tanical Museum, Freie Universität Berlin
  • 2016 – 2019 Studies in Biology at the Ludwig-Maximilian University Munich, Thesis: „Macroalgal-communities in Kongsfjorden, Spitsbergen - Analysis of video transects“ at Alfred-Wegener-Institut, Bremerhaven
  • 2015 Degree in Environmental Engineering, University of Kassel


  • Biogeography of diatoms
  • Environmental DNA barcoding of diatoms
  • Diatoms as bioindicators


  • "Endemism vs. cosmopolitanism: assessing polar benthic diatom diversity and biogeography patterns as baseline for environmental change using an integrative approach" in the Priority Programme SPP 1158 "Antarctic Research" of the German Research Foundation DFG together with the University of Rostock (Prof. Dr. Ulf Karsten)

Papers in peer reviewed journals (published and in press)

Handy J., Juchem D., Wang Q., Schimani K., Skibbe O., Zimmermann J., Karsten U. & Herburger K. 2024: Antarctic benthic diatoms after 10 months of dark exposure: consequences for photosynthesis and cellular integrity. - Frontiers in Plant Science 15: 1-13.

Abarca N., Stancheva R., Skibbe O., Schimani K., Kusber W.-H., Zimmermann J. & Jahn R. 2023: Gomphadelpha (Bacillariophyceae) – a new genus name for taxa formerly subsumed in the Gomphoneis herculeana-group. - Nova Hedwigia 000(0-0): [1-42]

Clark M.S., Hoffmann J.I., Peck L.S., Bargelloni L., Gande D. Havermans C., Meyer B., Patarnello T., Phillips T., Stoof-Leichsenring K.R., Vendrami D.L.J., Beck A., Collins G., Friedrich M.W., Halanych K.M., Masello J.F., Nagel R., Norén K., Printzen C., Ruiz M.B., Wohlrab S., Becker B., Dumarck K., Ghaderiardakani F., Glaser K., Heesch S, Held C., John U., Karsten U., Kempf S., Lucassen M. Paijmans A., Schimani K., Wallberg A., Wunder L.C. & Mock T. 2023: Multi-omics for studying and understanding polar life. - Nature Communications 14: 7451 pp. 1-12.

Juchem D.P., Schimani K., Holzinger A., Permann C., Abarca N., Skibbe O., Zimmermann J., Graeve M. & Karsten U. 2023: Lipid degradation and photosynthetic traits after prolonged darkness in four Antarctic benthic diatoms, including the newly described species Planothidium wetzelii sp. nov. – Frontiers in Microbiology 14: 1241826.

Schimani K., Abarca N., Skibbe O., Mohamad H., Jahn R., Kusber W.-H., Campana G.L. & Zimmermann J. 2023: Exploring benthic diatom diversity in the West Antarctic Peninsula: insights from a morphological and molecular approach. - Metabarcoding and Metgenomics 7: e110194 pp.339-384.

Schimani K., Abarca N., Zimmermann J., Skibbe O., Jahn R., Kusber W.-H., Leya T. & Mora D. 2023: Molecular phylogenetics coupled with morphological analyses of Arctic and Antarctic strains place Chamaepinnularia (Bacillariophyta) within the Sellaphoraceae. - Fottea 24(1): 1-22.

Prelle L.R., Schmidt I., Schimani K.,Zimmermann J., Abarca N., Skibbe O., Juchem D. & Karsten U. 2022: Photosynthetic, Respirational, and Growth Responses of Six Benthic Diatoms from the Antarctic Peninsula as Functions of Salinity and Temperature Variations. - Genes 13(7):1264.

Schimani K., Zacher K., Jerosch K., Pehlke H., Wiencke C. & Bartsch I. 2022: Video survey of deep benthic macroalgae and macroalgal detritus along a glacial Arctic fjord: Kongsfjorden (Spitsbergen). - Polar Biology 45: 1291-1305.

Book chapters and monographs (published and in press)

Zimmermann J., Abarca N., Bansemer J., Bettig J., Droege G., Kusber W.-H., Luther K., Mohamad H., Mora D., Proft S., Schimani K., Skibbe O., Van A.T. & Jahn R. 2022: German Barcode of Life 2 (GBOL2) — Kieselalgen DNA-Barcoding und eDNA Metabarcoding im Kontext von Biodiversitätsforschung, Taxonomie und EU Wasserrahmenrichtlinie (2000/60/EC). - Pp. 307-311. In: Deutsche Gesellschaft für Limnologie (ed.): Ergebnisse der Jahrestagung 2021 (Leipzig). - Essen.