A brief history of Plankton in Roscoff

Presented during the 150-year celebration of the Station Biologique de Roscoff on 2022-10-06.

Transcript

1. A brief (personal) history of Plankton in Roscoff
   Daniel Vaulot
   Colloque Scientifique - 150 ans
   2022-10-06
   

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2. 2 / 40
   There is no plankton in Roscoff…
   Gerould, J.H., 1899. The Biological Stations of Brittany. Science 9, 165–167.
   Mémoires de Guy Jacques: https://argonautes.club/images/sampledata/temoignages/livre-gj/pdf/debut_oceanographie-chap2.pdf
   Gerould in Science 1899
   … for plankton studies, Roscoff is badly situated
   

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3. 3 / 40
   There is no plankton in Roscoff…
   Gerould, J.H., 1899. The Biological Stations of Brittany. Science 9, 165–167.
   Mémoires de Guy Jacques: https://argonautes.club/images/sampledata/temoignages/livre-gj/pdf/debut_oceanographie-chap2.pdf
   Gerould in Science 1899
   Georges Tessier in 1962
   Vous venez étudier le plancton de la Manche ?
   Mais il n’y en a pas…
   … for plankton studies, Roscoff is badly situated
   

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4. 4 / 40
   Sixty years later…
   

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5. 5 / 40
   The pioneers
   Enrique Balech - Dinoflagellés
   Balech, E., 1956. Étude des dinoflagellés du sable de Roscoff. Rev. Algol. 2, 29–52.
   

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6. 6 / 40
   The pioneers
   A collective thesis in 1963-1964
   Grall, J.-R., Jacques, G., 1964. Étude dynamique et variations saisonnières du plancton de la région de Roscoff - I. Cahiers de Biologie Marine 5, 423–455.
   Grall Razouls
   Jacques Bodo
   

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7. 7 / 40
   The pioneers
   Jean-René Grall and Guy Jacques
   Grall, J.-R., Jacques, G., 1964. Étude dynamique et variations saisonnières du plancton de la région de Roscoff - I. Cahiers de Biologie Marine 5, 423–455.
   

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8. Birth of the plankton group
   

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9. 9 / 40
   Serge Poulet
   Roscoff 1980-2008
   ● Interactions zooplankton - phytoplankton
   ● Amino acids
   ● Collaboration with Plymouth/Naples
   

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10. 10 / 40
    Alain Sournia
    Roscoff 1984-1990
    ● Dinoflagellates taxonomy
    ● Fronts
    ● Roscoff Time Series
    And a philosopher…
    

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11. 11 / 40
    Daniel Vaulot
    Roscoff 1984-2019
    The first PC of the Station…
    

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12. Picoplankton everywhere
    

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13. 13 / 40
    The oceans as deserts
    

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14. 14 / 40
    Synechococcus- 1979
    John Waterbury - Epifluorescence microscopy
    Waterbury, J.B., Watson, S.W., Guillard, R.R.L. & Brand, L.E. 1979. Nature. 277:293–4.
    

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15. 15 / 40
    Prochlorococcus- 1988
    Penny Chisholm - Flow cytometry
    Chisholm, S.W., Olson, R.J., Zettler, E.R., Goericke, R., Waterbury, J.B., Welschmeyer, N.A., 1988. A novel free-living prochlorophyte abundant in the oceanic euphotic zone.
    Nature 334, 340–343.
    

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16. 16 / 40
    Hunting plankton with flow cytometry
    Cruise CHLOMAX - 1987
    Claude Courties
    Coulter EPICS 451
    

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17. 17 / 40
    Hunting plankton with flow cytometry
    Cruise EROS - 1989
    Fred Partensky
    

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18. 18 / 40
    Developing new methods
    Staining bacteria and viruses
    Dominique Marie
    1100 cita�ons
    700 cita�ons
    

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19. 19 / 40
    Getting picoplankton into culture
    Prochloroccusworkshop - 1993
    Fred Partensky
    

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20. 20 / 40
    Getting picoplankton into culture
    New classes of algae
    Bolidophyceae-1999
    Laure Guillou
    

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21. 21 / 40
    Getting picoplankton into culture
    New species and genera Picophagus
    Chloropicon
    Acaryochloris
    ● Bolidomonas (now Triparma)
    ● Picophagus & Symbiomonas
    ● Florenciella
    ● Partenskyella & Lotharella
    ● Chloropicon & Chloroparvula
    ● Prasinoderma
    ● Mantoniella
    ● Micromonas
    ● Pseudohaptolina
    ● Acaryochloris
    

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22. 22 / 40
    The Roscoff Culture Collection - 1998
    Today one of the biggest collection for marine microalgae
    Ian
    Florence
    Priscillia
    

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23. The era of the molecule
    

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24. 24 / 40
    A new world
    Dave Scanlan and Wolfgang Hess introduced us to the molecule…
    Wolfgang Hess
    Dave Scanlan
    

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25. Laurence
    25 / 40
    Genomes
    Fred & Alexis
    

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26. 26 / 40
    Picoplankton - 1982
    Johnson and Sieburth - Electron microscopy
    

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27. 27 / 40
    Discovering the huge diversity of eukaryotes
    Seung Yeo Moon
    

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28. 28 / 40
    FISHing for picoplankton
    Citation
    2004
    Fabrice Not
    Nathalie Simon
    

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29. Beyond phytoplankton
    

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30. 30 / 40
    Viruses and Bacteria
    Arsenieff et al., 2019. First Viruses Infecting the Marine Diatom Guinardia delicatula. Frontiers in Microbiology 9. Lehours et al., 2015. The hydrological context determines the
    beta-diversity of aerobic anoxygenic phototrophic bacteria in European Arctic seas but does not favor endemism. Frontiers in Microbiology 6, 1–9.
    Christian Jeanthon
    Anne-Claire Baudoux
    

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31. 31 / 40
    Protists
    Colomban de Vargas
    Fabrice Not
    

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32. 32 / 40
    Symbiosis and Parasitism
    Decelle et al., 2022. Intracellular development and impact of a marine eukaryotic parasite on its zombified microalgal host. ISME J 1–12.
    Laure Guillou
    Aurélie Chambouvet
    

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33. Trends
    

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34. 34 / 40
    Going global
    

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35. 35 / 40
    Meta … Omics
    

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36. 36 / 40
    Public databases
    

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37. 37 / 40
    Physiology and Genetics
    Christophe Six
    

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38. People and Sponsors
    

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39. 39 / 40
    The Plankton group
    Changed name many times… now ECOMAP
    2002
    2007
    2022
    

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40. 40 / 40
    EU funding
    

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