PD Dr. habil. Florian Weinberger

Research Division 3: Marine Ecology
Research Unit: Experimental Ecology - Benthic Ecology
Research group Pathology and Biogenic Stress Biology of Marine Macrophytes

Hohenbergstr. 2, Room 127
Phone: +49 431 600-4516
Fax: +49 431 600-1671
Email: fweinberger(at)geomar.de

Mail address:
Düsternbrooker Weg 20,
D-24105 Kiel

Education and Scientific Career

- Vordiplom Biology1, University of Hamburg/Germany (1987).
- Diplom Biology1: Botany, Microbiology und Hydrobiology, University of Hamburg (1991).
- BAH Research Fellow, Biologische Anstalt Helgoland und University of Hamburg (1991-1993).
- Project Scientist, Hamburger Umwelt-Institut, Silva Jardim, Brazil (1993-1995).
- MINERVA Research Fellow, National Institute of Oceanography, Haifa, Israel (1996-1999).
- Dr. rer. nat.1 Microbiology, Christian-Albrechts-University Kiel/Germany (1999).
- Postdoc, CNRS, Station Biologique de Roscoff, France (1999-2004).
- Scientist, Leibniz-Institut für Meereswissenschaften (IFM-GEOMAR), Kiel (2005-2010).
- Scientist, Helmholtz-Zentrum für Ozeanforschung (GEOMAR), Kiel (since 2011).
- Dr. habil. Biologische Meereskunde, Christian-Albrechts-University Kiel (2013).

 [1] "Vordiplom", "Diplom" and "Dr. rer. nat."  degrees are similar but not entirely equivalent to B.Sc., M.Sc. and PhD degrees, respectively.


Seaweed-microbe, seaweed-epibiont and seaweed-herbivore interactions
  (multiple projects, focusing on various macroalgae and seagrasses).

Ecology and management of seaweeds, in particular of
- invasive seaweeds,
- macroalgal blooms,

- seaweed diseases.


- Since 2005 various classes at Christian-Albrechts-University Kiel
   (M.Sc. Biological Oceanography, B.Sc. Biology)
- 2013 Habilitation and Venia Legendi (= teaching permission), Biological Oceanography

Editorial responsibilities

- Field editor for macrophytobenthos, "Helgoland Marine Research" (2012-2015)
- Associate editor, "Marine Biology" (since 2014)

Professional Society Memberships

- Sektion Phykologie der Deutschen Botanischen Gesellschaft
- International Phycological Society (IPC)
- Phycological Society of America (PSA)

Research funding

GIZ (2020-2022)
EU-BONUS (2017-2020)
DFG (2016-2021)
DFG-Exzellenzinitiative "Future Ocean" (2007-2009, 2008-2010, 2015-2016)
LLUR Schleswig-Holstein (2006-2023)
BMBF (2010-2013, 2019-2020)
ASSEMBLE European Community - Research Infrastructure Action (2009, 2010, 2013, 2020)
Université de Toulon/France (2015)
EuroMarine (2015)
Helmholtz-Zentrum für Ozeanforschung Kiel


1. Complete lists of publications, often linking to PDF's:

A) Through OceanRep
B) Through Researcher ID: O-5554-2015
C) Through ORCID: 0000-0003-3366-6880
D) Through ResearchGate
E) Through Google Scholar

2. More recent publications:

G. Bonthond, T. Bayer, S.A. Krueger-Hadfield, F.R. Barboza, M. Nakaoka, M. Valero, G. Wang, S. Künzel, F. Weinberger (2020) How do microbiota associated with an invasive seaweed vary across scales? Molecular Ecology 29:2094-2108. doi: 10.1111/mec.15470

S. Choo, E. Borchert, J. Wiese, M. Saha, S. Künzel, F. Weinberger, U. Hentschel (2020) Polaribacter septentrionalilitoris sp. nov., isolated from the biofilm of a stone from the North Sea. International Journal of Systematic and Evolutionary Microbiology 70:4305-4314. doi: 10.1099/ijsem.0.004290

K.-L. Zhong, X.-H. Song, H.-G. Choi, S. Satoshi, F. Weinberger, S.G.A. Draisma, D.-L. Duan, Z.-M. Hu (2020) MtDNA-based phylogeography of the red alga Agarophyton vermiculophyllum (Gigartinales, Rhodophyta) in the native Northwest Pacific. Frontiers in Marine Science 7:366. doi: 10.3389/fmars.2020.00366

C. Guan, M. Saha, F. Weinberger (2020) Simulated heatwaves lead to upregulated chemical defense of a marine foundation macrophyte against microbial colonizers. Frontiers in Marine Science 7:463. doi: 10.3389/fmars.2020.00463

M. Saha, F.R. Barboza, P.J. Somerfield, B. Al-Janabi, M. Beck, J. Brakel, M. Ito, C. Pansch, J.C. Nascimento-Schulze, S. Jakobsson Thor, F. Weinberger, Y. Sawall (2020) Response of foundation macrophytes to near‐natural simulated marine heatwaves. Global Change Biology 26:417-430. doi: 10.1111/gcb.14801

M. Saha, R.M.W. Ferguson, S. Dove, S. Künzel, R. Meichssner, S.C. Neulinger, F.O. Petersen, F. Weinberger (2020) Salinity and time can alter epibacterial communities of an invasive seaweed. Frontiers in Microbiology 10:2870. doi: 10.3389/fmicb.2019.02870

F Weinberger, T. Paalme, S.A. Wikström (2020) Seaweed resources of the Baltic Sea, Kattegat and German and Danish North Sea coasts. Botanica Marina 63:61-73. doi: 10.1515/bot-2019-0019

W.H. Ryan, S. Heiser, M.D. Curtis, C.D. Amsler, T. Bayer, G. Bonthond, G. Wang, F. Weinberger, S.A. Krueger-Hadfield (2019) The use of photographic color information for high throughput  phenotyping of pigment composition in Agarophyton vermiculophyllum (Ohmi) Gurgel, J.N.Norris & Fredericq. Cryptogamie Algologie 40:73-83. doi: 10.5252/cryptogamie-algologie2019v40a7

F.R. Barboza, J. Kotta, F. Weinberger, V. Jormalainen, P. Kraufvelin, M. Molis, H. Schubert, H. Pavia, G.M. Nylund, L. Kautsky, E. Schlagerström, E. Rickert, M. Saha, S. Fredriksen, G. Martin, K. Torn, A. Ruuskaanen, M. Wahl (2019) Geographic variation in fitness‐related traits of the bladderwrack Fucus vesiculosus along the Baltic Sea‐North Sea salinity gradient. Ecology and Evolution. doi: 10.1002/ece3.5470

M. Saha, F. Weinberger (2019): Microbial “gardening” by a seaweed holobiont: Surface metabolites attract protective and deter pathogenic epibacterial settlement. Journal of Ecology. doi: 10.1111/1365-2745.13193

S. Steinhagen, R. Karez, F. Weinberger (2019): Cryptic, alien and lost species: molecular diversity of Ulva sensu lato along the German coasts of the North and Baltic Seas. European Journal of Phycology 54:466-483. doi: 10.1080/09670262.2019.1597925

C. Guan, M. Saha, F. Weinberger (2019): Chemical defence of a seagrass against microfoulers and its seasonal dynamics. Applied Sciences 9:1258. doi: 10.3390/app9061258

S. Papazian, D. Parrot, B. Buryskova, F. Weinberger, D. Tasdemir (2019): Surface chemical defence of the eelgrass Zostera marina against microbial foulers. Scientific Reports 9:3323. doi: 10.1038/s41598-019-39212-3

G. Wang, L. Chang,  R. Zhang, S. Wang, X. Wei, E. Rickert, P. Krost, L. Xiao, F. Weinberger (2019) Can targeted defense elicitation improve seaweed aquaculture? Journal of Applied Phycology 31:1845-1854. doi: 10.1007/s10811-018-1709-6

S. Steinhagen, A. Barco, T. Wichard, F. Weinberger (2019): Conspecificity of the model organism Ulva mutabilis and Ulva compressa (Ulvophyceae, Chlorophyta). Journal of Phycology 55:25-36. doi: 10.1111/jpy.12804

S. Steinhagen, F. Weinberger, R. Karez (2019): Molecular analysis of Ulva compressa (Chlorophyta, Ulvales) reveals its morphological plasticity, distribution and potential invasiveness on German North Sea and Baltic Sea coasts. European Journal of Phycology 54:102-114 . doi:10.1080/09670262.2018.1513167

F. Weinberger, S. Steinhagen, D. Afanasyev, R. Karez (2019) New records from the southern North Sea and first records from the Baltic Sea of Kornmannia leptoderma. Botanica Marina 62:63-73. doi: 10.1515/bot-2018-0019

S. Steinhagen, R. Karez, F. Weinberger (2019) Surveying seaweeds from the Ulvales and Fucales in the world’s most frequently used artificial waterway, the Kiel Canal. Botanica Marina 62:51-61. doi: 10.1515/bot-2018-0020

S. Wang, F. Weinberger, M. Lenz (2018) Fluctuations in the strength of chemical antifouling defenses in a red macroalga in response to variations in epibiont colonization pressure. Marine Biology 165:107. doi: 10.1007/s00227-018-3365-4

C. Pansch, M. Scotti, F.R. Barboza, B. Al-Janabi, J. Brakel, E. Briski, B. Buchholz, M. Franz, M. Ito, F. Paiva, M. Saha, Y. Sawall, F. Weinberger, M. Wahl (2018) Heat waves and their significance for a temperate benthic community: A near-natural experimental approach. Global Change Biology 24:4357-4367. doi: 10.1111/gcb.14282

F. Weinberger (2018) Preparative extraction of exometabolites from seaweed surfaces. In: Protocols for Macroalgae Research (Eds.: B. Charrier, T. Wichard, C.R.K. Reddy). CRC Press, Boca Raton: 301-308. ISBN 9781351132954

E.E. Sotka, A.W. Baumgardner, P.M. Bippus, C. Destombe, E.A. Duermit, H. Endo, B.A. Flanagan, M. Kamiya, L.E. Lees, C.J. Murren, M. Nakaoka, S.J. Shainker, A.E. Strand, R. Terada, M. Valero, F. Weinberger, S.A. Krueger-Hadfield (2018): Combining niche shift and population genetic analyses predicts rapid phenotypic evolution during invasion. Evolutionary Applications 11:781–793. doi: 10.1111/eva.12592

J. Wiese, M. Saha, A. Wenzel-Storjohann, F. Weinberger, R Schmaljohann, J.F. Imhoff (2018) Vicingus serpentipes gen. nov., sp. nov., a new member of the Flavobacteriales from the North Sea. International Journal of Systematic and Evolutionary Microbiology 68:333-340. doi: 10.1099/ijsem.0.002509