Rolf Gradinger » Members

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Rolf Gradinger

Professor UiT The Arctic University of NorwayArctic and Marine Biology
Work address Department of Arctic and Marine Biology Faculty of Biosciences, Fisheries and Economics UiT The Arctic University of Norway Tromsø 9034 Norway Work Phone: +47 77 64 45 14 Website: UiT employee profile Website: Arctic Marine System Ecology research group at UiT
Photo of Rolf Gradinger

Research interests:

  • sea ice ecology
  • marine protists
  • microbial food web
  • climate change.

Running national and international projects:

  • Arctic SIZE: Seasonal Ice Zone Ecology

Completed national and international projects:

  • Diversity, seasonality and function of parasitic fungi in Arctic Sea ice (PI), 2013-2016, funded by the U.S. National Science Foundation (NSF)
  • BEST: Sea ice algae, a major food source for herbivorous plankton and benthos in the eastern Bering Sea (PI), 2007-2014, funded by NSF
  • Tracking the seasonal contribution of algal fatty acids to the Arctic marine system (Co-PI), 2009-2013, funded by NSF

Relevant scientific publications (last 5 years):

 

  1. Hassett, Brandon T.; Gradinger, Rolf. Chytrids dominate arctic marine fungal communities. Environmental Microbiology 2016. ISSN 1462-2912.s doi: 10.1111/1462-2920.13216.
  2. Hassett, Brandon T.; Lopez, J. Andres; Gradinger, Rolf. Two new species of marine saprotrophic sphaeroformids in the mesomycetozoea isolated from the sub-arctic Bering Sea. (fulltekst) Protist 2015; Volum 166 (3). ISSN 1434-4610.s 310 – 322.s doi: 10.1016/j.protis.2015.04.004.
  3. Szymanski, Anna; Gradinger, Rolf. The diversity, abundance and fate of ice algae and phytoplankton in the Bering Sea. Polar Biology 2015; Volum Published ahead of print. ISSN 0722-4060.s doi: 10.1007/s00300-015-1783-z.
  4. Grebmeier, Jacqueline M.; Bluhm, Bodil; Cooper, Lee W.; Danielson, Seth L.; Arrigo, Kevin R.; Blanchard, Arny L.; Clarke, Janet T.; Day, Robert H.; Frey, Karen E.; Gradinger, Rolf; Kędra, Monika; Konar, Brenda; Kuletz, Kathy J.; Lee, Sang H.; Lovvorn, James R.; Norcross, Brenda L.; Okkonen, Stephen R.. Ecosystem characteristics and processes facilitating persistent macrobenthic biomass hotspots and associated benthivory in the Pacific Arctic. Progress in Oceanography 2015; Volum 136. ISSN 0079-6611.s 92 – 114.s doi: 10.1016/j.pocean.2015.05.006.
  5. Leu, Eva; Mundy, Christopher John; Assmy, Philipp; Campbell, Karley; Gabrielsen, Tove M.; Gosselin, Michel; Juul-Pedersen, Thomas; Gradinger, Rolf. Arctic spring awakening – Steering principles behind the phenology of vernal ice algal blooms. Progress in Oceanography 2015; Volum 139. ISSN 0079-6611.s 151 – 170.s doi: 10.1016/j.pocean.2015.07.012.
  6. Nelson, R. John; Ashjian, Carin; Bluhm, Bodil; Conlan, Kathleen E.; Gradinger, Rolf; Grebmeier, Jacqueline M.; Hill, Victoria J.; Hopcroft, Russell R.; Hunt, Brian P.V.; Joo, Hyoung M.; Kirchman, David; Kosobokova, Ksenia N.; Lee, Sang H.; Li, W; Lovejoy, Connie; Poulin, Michel; Sherr, Evelyn; Young, Kelly W.. Biodiversity and Biogeography of the Lower Trophic Taxa of the Pacifi c Arctic Region: Sensitivities to Climate Change. Springer 2014 ISBN 978-94-017-8862-5.s 269 – 336.s doi: 10.1007/978-94-017-8863-2_10.
  7. Bluhm, Bodil; Michel, C; Gallucci, V.; Gaston, A. J.; Gordillo, F; Gradinger, Rolf; Hopcroft, R; Jensen, N.; Mustonen, T; Niemi, A.; Nielsen, T.G.. Biodiversity of Arctic marine ecosystems and responses to climate change. Biodiversity 2012. ISSN 1488-8386.s 200 – 214.s doi: 10.1080/14888386.2012.724048.
  8. McConnell, Brenna; Gradinger, Rolf; Iken, Katrin; Bluhm, Bodil. Growth rates of arctic juvenile Scolelepis squamata (Polychaeta: Spionidae) isolated from Chukchi Sea fast ice. Polar Biology 2012; Volum 35 (10). ISSN 0722-4060.s 1487 – 1494.s doi: 10.1007/s00300-012-1187-2.
  9. Bluhm, Bodil; Gebruk, A; Gradinger, Rolf; Hopcroft, Russell R.; Huettmann, Falk; Kosobokova, Ksenia N.; Sirenko, Boris; Weslawski, Jan Marcin. Arctic Marine Biodiversity: An Update of Species Richness and Examples of Biodiversity Change. Oceanography 2011; Volum 24 (3). ISSN 1042-8275.s 232 – 248.s doi: 10.5670/oceanog.2011.75.
  10. Gradinger, Rolf; Bluhm, Bodil; Iken, Katrin. Arctic sea-ice ridges—Safe heavens for sea-ice fauna during periods of extreme ice melt?. Deep-sea research. Part II, Topical studies in oceanography 2010; Volum 57 (1-2). ISSN 0967-0645.s 86 – 95.s doi: 10.1016/j.dsr2.2009.08.008.
  11. Gradinger, Rolf; Bluhm, Bodil. Timing of Ice Algal Grazing by the Arctic Nearshore Benthic Amphipod Onisimus litoralis. Arctic 2010; Volum 63 (3). ISSN 0004-0843.s 355 – 358.s doi: 10.14430/arctic1498.