| Phytoplankton pigments: characterization, chemotaxonomy and applications in oceanography S Roy, C Llewellyn, ES Egeland, G Johnsen Cambridge University Press, 2011 | 424 | 2011 |
| Ocean temperature oscillations enable reappearance of blue mussels Mytilus edulis in Svalbard after a 1000 year absence J Berge, G Johnsen, F Nilsen, B Gulliksen, D Slagstad Marine Ecology Progress Series 303, 167-175, 2005 | 337 | 2005 |
| Detection of harmful algal blooms using photopigments and absorption signatures: A case study of the Florida red tide dinoflagellate, Gymnodinium breve DF Millie, OM Schofield, GJ Kirkpatrick, G Johnsen, PA Tester, BT Vinyard Limnology and oceanography 42 (5part2), 1240-1251, 1997 | 295 | 1997 |
| Actinomycetes from sediments in the Trondheim fjord, Norway: diversity and biological activity H Bredholt, E Fjærvik, G Johnsen, SB Zotchev Marine drugs 6 (1), 12-24, 2008 | 281 | 2008 |
| An integrated analysis of molecular acclimation to high light in the marine diatom Phaeodactylum tricornutum M Nymark, KC Valle, T Brembu, K Hancke, P Winge, K Andresen, ... PloS one 4 (11), e7743, 2009 | 254 | 2009 |
| Leads in Arctic pack ice enable early phytoplankton blooms below snow-covered sea ice P Assmy, M Fernández-Méndez, P Duarte, A Meyer, A Randelhoff, ... Scientific reports 7 (1), 40850, 2017 | 251 | 2017 |
| Diel vertical migration of Arctic zooplankton during the polar night J Berge, F Cottier, KS Last, Ø Varpe, E Leu, J Søreide, K Eiane, ... Biology letters 5 (1), 69-72, 2009 | 209 | 2009 |
| Biooptical characteristics of PSII and PSI in 33 species (13 pigment groups) of marine phytoplankton, and the relevance for pulse‐amplitude‐modulated and fast‐repetition‐rate … G Johnsen, E Sakshaug Journal of Phycology 43 (6), 1236-1251, 2007 | 207 | 2007 |
| Ecosystem Barents Sea E Sakshaug, GH Johnsen, KM Kovacs Tapir Academic Press, 2009 | 205 | 2009 |
| In the dark: a review of ecosystem processes during the Arctic polar night J Berge, PE Renaud, G Darnis, F Cottier, K Last, TM Gabrielsen, ... Progress in Oceanography 139, 258-271, 2015 | 193 | 2015 |
| BIO‐OPTICAL CHARACTERISTICS AND PHOTOADAPTIVE RESPONSES IN THE TOXIC AND BLOOM‐FORMING DINOFLAGELLATES GYRODINIUM AUREOLUM, GYMNODINIUM GALATHEANUM, AND TWO STRAINS OF … G Johnsen, E Sakshaug Journal of Phycology 29 (5), 627-642, 1993 | 191 | 1993 |
| In vivo absorption characteristics in 10 classes of bloom-forming phytoplankton: taconomic characteristics and responses to photoadaptation by means of discriminant and HPLC … G Johnsen, O Samset, L Granskog, E Sakshaug Marine Ecology Progress Series, 149-157, 1994 | 180 | 1994 |
| Unexpected levels of biological activity during the polar night offer new perspectives on a warming Arctic J Berge, M Daase, PE Renaud, WG Ambrose Jr, G Darnis, KS Last, E Leu, ... Current Biology 25 (19), 2555-2561, 2015 | 161 | 2015 |
| Using absorbance and fluorescence spectra to discriminate microalgae DF Millie, OME Schofield, GJ Kirkpatrick, G Johnsen, TJ Evens European Journal of Phycology 37 (3), 313-322, 2002 | 145 | 2002 |
| Molecular and photosynthetic responses to prolonged darkness and subsequent acclimation to re-illumination in the diatom Phaeodactylum tricornutum M Nymark, KC Valle, K Hancke, P Winge, K Andresen, G Johnsen, ... PLoS one 8 (3), e58722, 2013 | 136 | 2013 |
| Pigments and photoacclimation processes. C Brunet, G Johnsen, J Lavaud, S & Roy Phytoplankton pigments: Updates on Characterization, Chemotaxonomy and …, 2011 | 130 | 2011 |
| Modeling of light-dependent algal photosynthesis and growth: experiments with the Barents sea diatoms Thalassiosira nordenskioldii and Chaetoceros furcellatus E Sakshaug, G Johnsen, K Andresen, M Vernet Deep Sea Research Part A. Oceanographic Research Papers 38 (4), 415-430, 1991 | 125 | 1991 |
| THE SIGNIFICANCE OF INTRACELLULAR SELF‐SHADING ON THE BIOOPTICAL PROPERTIES OF BROWN, RED, AND GREEN MACROALGAE1 J Grzymski, G Johnsen, E Sakshaug Journal of Phycology 33 (3), 408-414, 1997 | 120 | 1997 |
| Photoacclimation in phytoplankton: implications for biomass estimates, pigment functionality and chemotaxonomy F Rodriguez, M Chauton, G Johnsen, K Andresen, LM Olsen, M Zapata Marine Biology 148, 963-971, 2006 | 112 | 2006 |
| Chromoprotein-and pigment-dependent modeling of spectral light absorption in two dinoflagellates, Prorocentrum minimum and Heterocapsa pygmaea G Johnsen, NB Nelson, RVM Jovine, BB Prezelin Marine Ecology Progress Series 114 (24), 245-258, 1994 | 105* | 1994 |
Jørgen BergeUniversity of TromsøVerifisert e-postadresse på uit.no
