Dr. Kjell Gundersen

Assistant Research Professor

  • Net community primary productivity and respiration
  • Single cell detection of microplankton using nanotechnology
  • Marine/brackish water cyanobacteria; abundance, growth and N-fixation
  • Coastal biogeochemistry; C, N and P – cycling
  • Long-term time-series monitoring of open oceans and coastal waters
  • Biogeochemical characterization of optical properties in coastal waters

 

Expertise

  • Biological Oceanography
  • Biogeochemistry
  • Marine/ Brackish Water Microbiology

 

Courses

  • MAR 689 Seminar: Approaches to Biogeochemistry

 

Selected Publications

Cai, W.-J., X. Hu, W.-J. Huang, M.C. Murrell, J.C. Lehrter, S.E. Lohrenz, W.-C. Chou, W. Zhai, J.T. Hollibaugh, Y. Wang, P. Zhao, X. Guo, K. Gundersen, M. Dai & G.-C. Gong (2011) Eutrophication and high atmospheric pCO2 enhance ocean acidification and denitrification. Nature Geoscience DOI: 10.1038/NGEO1297

Boss, E., L. Taylor, S. Gilbert, K. Gundersen, N. Hawley, C. Janzen, T. Johengen, H. Purcell, C. Robertson, D. Schar, G.J. Smith & M. Tamburri (2009) Comparison of inherent optical properties as a surrogate for particulate matter concentration in coastal waters. Limnology & Oceanography: Methods 7:803-810

Orcutt, K.M., K. Gundersen, M.L. Wells, N.P. Poulton, M.E. Sieracki & G.J. Smith (2008) Lighting up phytoplankton cells with quantum dots. Limnology and Oceanography: Methods 6: 653-658

Orcutt, K.M., K. Gundersen & U. Rasmussen (2008) Another look at green Trichodesmium colonies. Limnology & Oceanography 53: 2049-2051
Degerholm, J., K. Gundersen,   B. Bergman & E. Söderbäck (2008) Seasonal significance of N2 fixation in coastal and off-shore waters of the north-western Baltic Sea. Marine Ecology Progress Series 360:73-84

Ohlendieck, U., K. Gundersen, M. Meyerhöfer, P. Fritsche, K. Nachtigall & B. Bergman (2007) The significance of nitrogen fixation to new production during early summer in the Baltic sea. Biogeosciences 4:1-11

Degerholm, J., K. Gundersen, B. Bergman & E. Söderbäck (2006) Phosphorus limiting growth in the filamentous cyanobacteria Nodularia sp. and Aphanizomenon sp. FEMS Microbiology Ecology 58:323-332

Gundersen, K., M. Heldal, S. Norland & D.A. Purdie (2002) Elemental C, N and P content of individual bacteria collected at the Bermuda Atlantic Time-series Study (BATS) site. Limnology & Oceanography 47:1525-1530

Gallon, J.R., P. Albertano, B. Bergman, K.v. Bröckel, A. Canini, R. Congresti, A.M. Evans, P. Fritsche, K. Gundersen, S.te L. Hekkert, A. Jones, M. Meyerhöfer, K. Nachtigall, U. Ohlendieck, K.M. Orcutt, S. Repka, K. Sivonen, M. Staal & L.J. Stal (2002) Uncoupling of N2 fixation and primary production in a developing cyanobacterial bloom in the Baltic Sea. Limnology & Oceanography 47:1514-1521

Gundersen, K., K.M. Orcutt, D.A. Purdie, A.F. Michaels & A.H. Knap (2001) Particulate organic carbon mass distribution at the Bermuda Atlantic Time-series Study (BATS) site. Deep-Sea Research II 48:1697-1718.

Orcutt, K.M., F. Lipschultz, K. Gundersen, R. Arimoto, A.F. Michaels, A.H. Knap & J.R. Gallon (2001) A seasonal study of the significance of N2 fixation by Trichodesmium spp. at the Bermuda Atlantic Time-series Study (BATS) site. Deep-Sea Research II 48:1583-1608