Research Interests

​The ecology of marine microbes as makers and breakers of dissolved organic carbon, which makes one the largest pools of organic carbon in the biosphere, Microbial hydrolases and degradation of polymeric organic matter, The effect of global change on microbial cycling of matter and the role of microbes in buffering global change impacts, The oceans as source of genetic resources of biotechnological interest.


Selected Publications

  • Nitrogen-fixing bacteria in Mediterranean seagrass (Posidonia oceanica) roots
    N. Garcias-Bonet, J.M. Arrieta, C.M. Duarte, N. Marba
    Aquatic Botany, volume 131, pp. 57-60, (2016)
  • Out of Thin Air: Microbial Utilization of Atmospheric Gaseous Organics in the Surface Ocean
    J.M. Arrieta, C.M. Duarte, M.M. Sala, J. Dachs
    Frontiers in Microbiology, volume 6, article number 1566, (2016)
  • Dilution limits dissolved organic carbon utilization in the deep ocean
    J.M. Arrieta, E. Mayol, R.L. Hansman, G.J. Herndl, T. Dittmar, C.M. Duarte
    Science, 348: 331-333, (2015)
  • Temperature dependence of CO2-enhanced primary production in the European Arctic Ocean
    J.M. Holding, C.M. Duarte, M. Sanz-Martín, E. Mesa, J.M. Arrieta, M. Chierici, I.E. Hendri...
    Nature Climate Change, (2015)
  • Resolving the abundance and air-sea fluxes of airborne microorganisms in the North Atlantic Ocean
    E. Mayol, M.A. Jiménez, G.J. Herndl, C.M. Duarte , J.M. Arrieta
    Frontiers in Microbiology, (2014)
  • The Oligotrophic Ocean Is Heterotrophic
    C. M. Duarte, A. Regaudie-de-Gioux, J. M. Arrieta, A. Delgado-Huertas , S. Agustí
    Annual Review of Marine Science 5, 551569 , (2013)
  • Endophytic bacterial community of a Mediterranean marine angiosperm (Posidonia oceanica)
    N. Garcias-Bonet, J.M. Arrieta, C.N. de Santana, C.M. Duarte , N. Marbà
    Frontiers in Microbiology 3, 342, (2012)
  • Deep carbon export from a Southern Ocean iron-fertilized diatom bloom
    V. Smetacek, C. Klaas, V.H. Strass, P. Assmy, M. Montresor, B. Cisewski, N. Savoye, ...
    Nature, 487(7407), 313319 , (2012)
  • Marine Biodiversity and Gene Patents
    S. Arnaud-Haond, J.M. Arrieta, C.M. Duarte
    Science, 331(6024), 1521 1522 , (2011)
  • What lies underneath: Conserving the oceans’ genetic resources
    J.M. Arrieta, S. Arnaud-Haond and C.M. Duarte
    PNAS, 107(43), 18318 18324 , (2010)

Education Profile

  • ​Ph.D., Natural Sciences, University of Groningen, The Netherlands, 2005
  • M.Sc., Microbiology, University of the Basque Country, Leioa, Spain, 1995
  • B.Sc., Biology, University of the Basque Country, Leioa, Spain, 1993

Professional Profile

  • ​2015- Present: Research Scientist, KAUST, Thuwal, Saudi Arabia
  • 2008-2014: Ramón y Cajal Researcher, IMEDEA (CSIC-UIB), Spain

Scientific and Professional Memberships

  • ​Association for the Sciences of Limnology and Oceanography (ASLO)
  • American Society for Microbiology (ASM)

KAUST Affiliations

  • ​Red Sea Research Center (RSRC)
  • Division of Biological and Environmental Sciences and Engineering (BESE)