Bilde av Gradinger, Rolf Rudolf
Bilde av Gradinger, Rolf Rudolf
Institutt for arktisk og marin biologi rolf.gradinger@uit.no +4777644514 Tromsø You can find me here

Rolf Rudolf Gradinger



  • Janina Emilia, Karley, Zoé, Laura M., Ilka, Mats A. et al.:
    Estimating Sea Ice Algal Biomass in Svalbard Fjords Using Underwater Hyperspectral Imaging: Integrating Laboratory and Field Calibration Approaches
    Journal of Geophysical Research (JGR): Biogeosciences 01. août 2025 DOI
  • Doreen, Agneta, Martί, Karen, Philipp Kurt Wolf, Gunnar et al.:
    Nansen and Amundsen basins: Gradients of physico-chemical properties and biota composition with implications for future resource management of the central Arctic Ocean
    Elementa: Science of the Anthropocene 2025 DOI
  • Cheshtaa, Thomas, Diana, Janne, Anna, Rolf Rudolf et al.:
    Seasonality in phytoplankton communities and production in three Arctic fjords across a climate gradient
    Progress in Oceanography 2024 DOI / ARKIV
  • Lars Chresten, Rolf Rudolf, Brandon, Sahan, Fraser, Andrew et al.:
    Sea ice as habitat for microalgae, bacteria, virus, fungi, meio- and macrofauna: A review of an extreme environment
    Polar Biology 2024 DOI / ARKIV
  • Allison A., Clara J. M., Nicole, Carin, Philipp Kurt Wolf, Youcheng et al.:
    Overview of the MOSAiC expedition: Ecosystem
    Elementa: Science of the Anthropocene 2024 DOI / ARKIV
  • Paul Eric, Malin Hildegard Elisabeth, Eva Susanne, Maxime, Sünnje Linnéa, Mark et al.:
    Extreme mismatch between phytoplankton and grazers during Arctic spring blooms and consequences for the pelagic food-web
    Progress in Oceanography 2024 DOI / ARKIV
  • Miriam, Lucie Hélène Marie, Philipp Kurt Wolf, Bodil Annikki Ulla Barbro, Signe, Emily et al.:
    Seasonal dynamics of sea-ice protist and meiofauna in the northwestern Barents Sea
    Progress in Oceanography 2023 DOI / ARKIV
  • Laura Castro de la, Tania Hernández, Christian, Marti Amargant I, Paul G., Simon et al.:
    Assessing net primary production in the northwestern Barents Sea using in situ, remote sensing and modelling approaches.
    Progress in Oceanography 2023 DOI / ARKIV
  • Marti Amargant I, Oliver, Yasemin Vicdan, Iliana Vasiliki, Tobias, Philipp Kurt Wolf et al.:
    Interannual differences in sea ice regime in the north-western Barents Sea cause major changes in summer pelagic production and export mechanisms
    Progress in Oceanography 2023 DOI / ARKIV
  • Maxime, Caroline, Hauke, Dominique, Harald, Carie et al.:
    The circumpolar impacts of climate change and anthropogenic stressors on Arctic cod (Boreogadus saida) and its ecosystem
    Elementa: Science of the Anthropocene 2023 DOI / ARKIV
  • Zoé Lulu, Benjamin A., Rolf, Philipp, Janina E., Laura Martín et al.:
    Photophysiological responses of bottom sea-ice algae to fjord dynamics and rapid freshening
    Frontiers in Marine Science 2023 DOI / ARKIV
  • Eleanor Ruth, Sebastian, Rolf Rudolf, Maeve, Anna, Amanda Elizabeth :
    Seasonality in land-ocean connectivity and local processes control sediment bacterial community structure and function in a High Arctic tidal flat
    FEMS Microbiology Ecology 2023 DOI / ARKIV
  • Erin, Martin, Rolf Rudolf, Hauke, Øystein, Bodil :
    What we do in the dark: Prevalence of omnivorous feeding activity in Arctic zooplankton during polar night
    Limnology and Oceanography 2023 DOI / ARKIV
  • Sebastian, Randi Brunvær, Marit, Arild, Bjarte, Melissa et al.:
    Still Arctic? — The changing Barents Sea
    Elementa: Science of the Anthropocene 2023 DOI / ARKIV
  • Doreen, Lucie, Yasemin V., Oliver, Martí Amargant, Katalin et al.:
    Earlier sea-ice melt extends the oligotrophic summer period in the Barents Sea with low algal biomass and associated low vertical flux
    Progress in Oceanography 2023 DOI / ARKIV
  • Vanessa, Rolf Rudolf, Janne :
    Temporal and spatial variability of sympagic metazoans in a high-Arctic fjord, Svalbard
    Frontiers in Marine Science 2023 DOI / ARKIV
  • Thomas, William, John-Paul, Kevin, Stefan, Jeff et al.:
    Multiomics in the central Arctic Ocean for benchmarking biodiversity change
    PLoS Biology 2022 DOI / ARKIV
  • Rolf Rudolf :
    Sommer in der Arktis – ein heisses Thema
    2024
  • Rolf Rudolf :
    Arctic and Antarctic marine ecosystem – responses to environmental change
    2024
  • Erin Hye Soo, Martin, Hauke, Rolf Rudolf, Øystein, Bodil Annikki Ulla Barbro :
    What we do in the dark: prevalence of omnivorous feeding activity in Arctic zooplankton during polar night.
    2024
  • Oliver, Jessie, Lasse, Aud, Gunnar, Tatiana et al.:
    Arctic Sea ice ridges: Complex havens of biodiversity with astonishing community changes from ridge formation to melting and summer consolidation
    2024
  • Jessie, Marit, Rolf Rudolf, Lasse Mork, Oliver, Benjamin et al.:
    Are particle fluxes below pressure ridges greater than below first-year ice in the central Arctic Ocean winter and summer?
    2023
  • Slawomir, Andreas, Philipp Kurt Wolf, Bodil Annikki Ulla Barbro, Anna Maria, Bente et al.:
    Biodiversity in the northern Barents Sea and adjacent Nansen Basin – towards an updated inventory
    2023
  • Lucie Hélène Marie, Philipp Kurt Wolf, Doreen, Melissa, Anna Maria, Rolf Rudolf et al.:
    Seasonality of Pelagic Protist Communities in the Barents Sea
    2023
  • Miriam, Lucie Hélène Marie, Philipp Kurt Wolf, Bodil Annikki Ulla Barbro, Evan, Signe et al.:
    Seasonal dynamics of sea ice protists and meiofauna in the northwestern Barents Sea in relation to sea ice properties
    2023
  • Lucie Hélène Marie, Philipp, Doreen, Melissa, Anna Maria, Rolf Rudolf et al.:
    Seasonality of pelagic protist communities in the Barents Sea
    2023
  • Marti Amargant I, Rolf Rudolf :
    Sympagic and Pelagic Primary Production in the Northern Barents Sea: Seasonal and Spatial Variability in a Changing Inflow Shelf
    2023
  • Rolf Rudolf :
    Arktische Landschaften
    2023
  • Miriam, Philipp, Bente, Lucie Hélène Marie, Rolf Rudolf, Evan et al.:
    Seasonal dynamics of sea ice protists and meiofauna in the northern Barents Sea
    2023
  • Rolf Rudolf, Marti Amargant I, Philipp Kurt Wolf, Bodil Annikki Ulla Barbro, Yasemin Vicdan, Gunnar et al.:
    Ranges of Annual Production in the Barents Sea along Environmental Gradients
    2023
  • Rolf Rudolf, Marit, Tor, Sebastian :
    The Nansen Legacy
    2023
  • Evgenii, Oliver, Lasse Mork, Jessie, Benjamin Allen, Rolf Rudolf et al.:
    Hidden in Plain Sight – New Insights on Arctic Sea-Ice Ridges from the MOSAiC Expedition – an Overview
    2023
  • Marti Amargant I, Oliver, Yasemin Vicdan, Iliana Vasiliki, Tobias, Philipp Kurt Wolf et al.:
    Lower trophic level carbon fluxes in two summers of contrasting ice conditions
    2023
  • Marti Amargant I, Rolf Rudolf :
    Seasonal patterns of Primary Production in the Northern Barents Sea
    2023
  • Laura Castro de la, Tania Hernández, Christian, Marti Amargant I, Paul G., Simon et al.:
    Phytoplankton Primary Production in the North- Western Barents Sea 1980-2021: No Obvious Trends but a Regime Shift Triggered by a Pulse of Atlantic Water
    2023
  • Eva Susanne, Karley, Megan, Anna, Rolf Rudolf, Sünnje Linnéa et al.:
    High Spring Productivity across the Barents Sea Polar Front: Hotspot or Mismatch?
    2023
  • Nathan, Katrin, Bodil, G, Kenneth H., Ashley et al.:
    Detecting trophic niche variation across the pan-Arctic coastal continuum using stable isotope meta-analysis.
    2022
  • Philipp, Rolf Rudolf, Bente, Anette, Lucie Hélène Marie, Józef et al.:
    Phytoplankton biodiversity Nansen Legacy Q3
    Norwegian Polar Institute 2022
  • Philipp, Rolf Rudolf, Bente, Anette, Lucie Hélène Marie, Jozef et al.:
    Phytoplankton biodiversity Nansen Legacy JC1
    Norwegian Polar Institute 2022
  • Philipp, Rolf Rudolf, Bente, Anette, Lucie Hélène Marie, Jozef :
    Phytoplankton biodiversity Nansen Legacy Q1
    Norwegian Polar Institute 2022
  • Philipp, Rolf Rudolf, Bente, Anette, Lucie Hélène Marie, Jozef et al.:
    Phytoplankton biodiversity Nansen Legacy JC2-1
    Norwegian Polar Institute 2022
  • Philipp, Anette, Rolf Rudolf, Bente, Jozef, Agnieszka et al.:
    Ice algae biodiversity Nansen Legacy JC2-2
    Norwegian Polar Institute 2022
  • Angelika, Rolf Rudolf :
    The Nansen Legacy Winter Gaps Cruise
    sciencenorway.no 2022
  • Philipp, Rolf Rudolf, Bente, Anette, Lucie Hélène Marie, Jozef et al.:
    Ice algae biodiversity Nansen Legacy Q1
    Norwegian Polar Institute 2022
  • Philipp, Rolf Rudolf, Bente, Lucie Hélène Marie, Józef, Agnieszka et al.:
    Ice algae biodiversity Nansen Legacy JC2-1
    Norwegian Polar Institute 2022
  • Angelika, Rolf Rudolf :
    Arven etter Nansens kunnskapstokt vinter
    www.forskning.no 2022
  • Philipp, Rolf Rudolf, Bente, Anette, Lucie Hélène Marie, Jozef et al.:
    Ice algae biodiversity Nansen Legacy Q3
    Norwegian Polar Institute 2022
  • Philipp, Rolf Rudolf, Bente, Anette, Lucie Hélène Marie, Jozef et al.:
    Ice algae biodiversity Nansen Legacy Q4
    Norwegian Polar Institute 2022
  • Philipp, Rolf Rudolf, Bente, Anette, Lucie Hélène Marie, Jozef et al.:
    Ice algae biodiversity Nansen Legacy JC1
    Norwegian Polar Institute 2022
  • Philipp, Rolf Rudolf, Bente, Józef, Agnieszka, Anna Maria :
    Phytoplankton biodiversity Nansen Legacy Q4
    Norwegian Polar Institute 2022

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    CV

    Curriculum Vitae

    • EDUCATION
    1986  Master in Biology
    Natural Science Faculty, University of Kiel, Germany
    1990  PhD in Marine Biology
    Natural Science Faculty, University of Kiel, Germany

    • CURRENT POSITION(S)
    2016- UiT, Department of Arctic and Marine Biology
    2014 -  Affiliated faculty, School of Fisheries and Ocean Sciences (SFOS), University of Alaska Fairbanks (UAF), USA

    • PREVIOUS ACADEMIC POSITIONS
    1992 – 2000  Assistant Professor (Hochschulassistent, Oberassistent): University of Kiel, Germany
    2001 – 2014  Assistant, Associate, and Full Professor in Oceanography, SFOS, UAF
    2011 – 2014  Associate Dean, SFOS, UAF (head of three SFOS academic programs: Fisheries, Oceanography, Marine Biology)


    • Research, awards - recent examples
    2001 – 2014  During tenure at UAF: Competitive grants awarded from e.g. U.S. National Science Foundation (NSF), U.S. National Oceanic and Atmospheric Administration, U.S. Bureau of Ocean Management, Alfred P. Sloan Foundation. 
    2013-2016  Example 1: NSF (PI): Diversity, seasonality and function of parasitic fungi in Arctic Sea ice. 
    2007–2014  Example 2: NSF (PI): BEST: Sea ice algae, a major food source for herbivorous plankton and benthos in the eastern Bering Sea 
    2009-2013 Example 3: NSF (Co-PI): Tracking the seasonal contribution of algal fatty acids to the Arctic marine system.
    2004-2010 Example 4: Alfred P. Sloan Foundation (PI): Arctic Ocean Diversity, a Census of Marine Life Project. 
    2010- recent publication impact (Google scholar, Sep 4, 2015): 1781 citations, h-index 26 (life time: 34)

    • SUPERVISION OF GRADUATE STUDENTS AND POSTDOCTORAL FELLOWS
    1992 – 2000   Number of PhD/ Master Students: 5 PhD, 3 MSc
    Natural Science Faculty, University of Kiel, Germany
    2001 – 2014 Number of PhD/ Master Students, main advisor: 1 PhD, 6 MSc; on additional student committees: 18, SFOS, UAF

    completed UiT course in Forskningsveiledning 2020-2021

    • TEACHING
    2011 – 2014 as Associate Dean responsible for all academic programs SFOS, UAF; total ca. 300 graduate students in fisheries, marine biology, oceanography.
    2014 Guest lecturer: University Courses in Svalbard (UNIS): winter ecology
    2001 – 2014  Faculty member: SFOS, UAF: graduate level core classes in Biological Oceangraphy, Polar Ecosystems, Marine Ecology, Sea ice processes, Phytoplankton, including field classes on sea ice ecology.
    1992 – 2000  Faculty member (Hochschulassistent, Oberassistent): University of Kiel, Germany, graduate level classes on polar marine ecosystems, marine birds, sea ice ecology, polar oceanography, climate change.
    2002- Public outreach web sites: e.g.
    http://www.alaskasealife.org/New/education/VFT/SEA_ICE_MELT_DOWN/SeaIceVFT_Introduction.php
    http://ipy.arcticportal.org/ipy-blogs/item/2177-ice-deployment-best-laid-plans

    • ORGANISATION OF SCIENTIFIC MEETINGS (some examples)
    2016 Session co-chair: PICES international zooplankton conference, Bergen, Norway
    2015  Theme co-chair for Arctic Frontiers Conference, Tromsø, Norway
    2011 – 2014 Steering committee of the Alaska Marine Science Symposium, USA
    2010 Session co-chair Arctic Frontiers Conference, Tromsø, Norway
    2008 Session chair at ASLO meeting, Orlando, USA
    2003 Session chair, Gordon Research Conference, Ventura, USA

    • INSTITUTIONAL RESPONSIBILITIES (some examples)
    2014 – 2015  Leader of Barents Sea and Polar Oceans program at Institute of Marine Research
    2011 – 2014  Associate Dean, SFOS, UAF, USA
    2012 – 2014 Director of Institute for Marine Science, UAF, USA
    2011 – 2014 Director of Coastal Marine Institute, UAF, USA
    2001 – 2014  Member of numerous faculty committees at UAF: e.g. curriculum affairs committee, senator in faculty senate, chair of program review committee

    • COMMISSIONS OF TRUST (examples)
    1992 – Reviews for peer reviewed journals (e.g. Mar Ecol Progr Ser, Mar Biol, Polar Biol, Deep Sea Res), 10-15 per year
    2001 –  Reviews for funding agencies: NSF (about 3 per year), also for European agencies, e.g. NERC, National Research Council of Italy
    2004-2007 UNOLS Arctic Icebreaker Coordinating Committee (USA)
    2005 Chief scientist on NOAA funded multi-PI Arctic Ocean expedition
    2005-2009  Editor Polar Biology, Springer
    2008  Bering Sea Ecosystem Study Scientific Advisory Board, U.S. NSF
    2009-2014 Member NOAA Panel on China-US Cooperation
    2010-2011 Chair of UAF wide Program Review Committee
    2010-2014  Co-chair International Arctic Science Committee  (IASC) Marine Working Group, U.S. representative
    2011-2012 U.S. representative on Arctic Council program: CBMP (sea ice group)
    2015 -  Member scientific advisory board for Polarstern Expeditions, AWI, Germany

    Online records:

    Google Scholar: http://scholar.google.com/citations?user=1RKfeo0AAAAJ

    ORCID ID: 0000-0001-6035-3957


    Norges fiskerihøgskole A218


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