Kjell Gundersen
Publications
Academic articles
2024
Primary Production and Respiration in the Norwegian Sea Estimated From Biogeochemical Argo Floats
JGR Oceans
129
p. e2023JC020568
2024
Primary Production and Respiration in the Norwegian Sea Estimated From Biogeochemical Argo Floats
Journal of Geophysical Research (JGR): Oceans
129
2023
Thirty years of nutrients and biogeochemistry in the Norwegian, Greenland and Iceland Seas, 1990-2019
Scientific Data
10
p. 256
2023
Nutrient Biogeochemistry in the Nordic Seas (Norwegian, Greenland, Iceland Seas), 2020 - 2022
NMDC
2023
Nutrient concentrations in minke whale faeces and the potential impact on dissolved nutrient pools off Svalbard, Norway
Progress in Oceanography
210
2023
Thirty Years of Nutrient Biogeochemistry in the Norwegian, Greenland and Iceland Seas, 1990 – 2019
Scientific Data (a Nature Research Journal)
10
p. 256
2022
Arctic and Atlantic Waters in the Norwegian Basin, Between Year Variability and Potential Ecosystem Implications
Frontiers in Marine Science
9
2022
Decadal trends in Ocean Acidification from the Ocean Weather Station M in the Norwegian Sea
Journal of Marine Systems
234
p. 1-13
2022
Nutrient Biogeochemistry in the Nordic Seas (Norwegian, Greenland and Iceland Seas), 1990 – 2019
NMDC access on-line
2022
Nutrient Biogeochemistry in the Barents Sea and the Arctic, 1990 – 2019
NMDC access on-line
2022
Thirty Years of Nutrient Biogeochemistry in the Barents Sea and the Arctic, 1990 – 2019
Scientific Data (a Nature Research Journal)
9
p. 649
2022
Nutrient concentrations in minke whale faeces and the potential impact on dissolved nutrient pools off Svalbard, Norway
Progress in Oceanography
2022
Arctic and Atlantic waters in the Norwegian Basin, between year variability and potential ecosystem implications
Frontiers Marine Science
9
p. 831739
2022
Carbon variability at Ocean Weather Station M in the Norwegian Sea with focus on ocean acidification
Journal of Marine Systems
234
p. 103775
2021
Copernicus Marine Service Ocean State Report, Issue 5
14
2021
Calculating Net Community Production and Respiration from Continuous Optode Measurements.
In: R.A. Vandermeulen, R.A., J. Chaves & A. Mannino (Eds) IOCCG Ocean Optics and Biogeochemistry Protocols for Satellite Ocean Colour Sensor Validation, IOCCG, Dartmouth, NS, Canada
Volume 7
p. TBD
2021
Declining silicate and nitrate concentrations in the northern North Atlantic.
In: Copernicus Marine Service Ocean State Report, Issue 5, Journal of Operational Oceanography
14
p. 23-31
2017
Photophysiological and light absorption properties of phytoplankton communities in the river-dominated margin of the northern Gulf of Mexico
Journal of Geophysical Research (JGR): Biogeosciences
122
p. 4922-4938
2015
Temporal variation and stoichiometric ratios of organic matter remineralization in bottom waters of the northern Gulf of Mexico during late spring and summer
Journal of Geophysical Research (JGR): Biogeosciences
120
p. 8304-8326
2013
Intense ectoenzyme activities associated with Trichodesmium colonies in the Sargasso Sea
Marine Ecology Progress Series
478
p. 101-113
2012
Database of diazotrophs in global ocean: abundance, biomass and nitrogen fixation rates
Earth System Science Data
4
p. 47-73
2011
Eutrophication and high atmospheric pCO2 enhance ocean acidification and denitrification
Nature Geoscience
2009
Detecting proteins in highly autofluorescent cells using quantum dot antibody conjugates
Sensors
9
p. 7540-7549
2009
Comparison of inherent optical properties as a surrogate for particulate matter concentration in coastal waters
Limnology & Oceanography: Methods
7
p. 803-810
2008
Seasonal significance of N2 fixation in coastal and off-shore waters of the north-western Baltic Sea
Marine Ecology Progress Series
360
p. 73-84
2008
Lighting up phytoplankton cells with quantum dots
Limnology & Oceanography: Methods
6
p. 653-658
2007
Another look at green Trichodesmium colonies
Limnology & Oceanography
53
p. 2049-2051
2006
Phosphorus limiting growth in the filamentous cyanobacteria Nodularia sp. and Aphanizomenon sp.
FEMS Microbiology Ecology
58
p. 323-332
2006
The significance of nitrogen fixation to new production during early summer in the Baltic Sea
Biogeosciences
4
p. 1-11
2002
Characterization of Trichodesmium spp. using genetic techniques including HIP1 DNA fingerprinting
Applied Environmental Microbiology
68
p. 2236-2245
2002
Uncoupling of N2 fixation and primary production in a developing cyanobacterial bloom in the Baltic Sea
Limnology & Oceanography
47
p. 1514-1521
2002
Elemental C, N and P content of individual bacteria collected at the Bermuda Atlantic Time-series Study (BATS) site
Limnology & Oceanography
47
p. 1525-1530
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
p. 1583-1608
2001
Particulate organic carbon mass distribution at the Bermuda Atlantic Time-series Study (BATS) site
Deep-Sea Research II
48
p. 1697-1718
1998
Sedimentation and pelagic retention of particulate C, N and P in the coastal northern Baltic Sea
Estuarine, Coastal and Shelf Science
46
p. 703-712
1996
Impact of planktonic food web structure on nutrient retention and loss from late summer pelagic system in the northern Baltic Sea
Marine Ecology Progress Series
145
p. 195-208
1996
Factors influencing the loss of bacteria in preserved seawater samples
Marine Ecology Progress Series
137
p. 305-310
1995
Mineralization of dissolved organic carbon in the Sargasso Sea
Marine Chemistry
51
p. 201-212
1994
Seasonal patterns of ocean biogeochemistry at the U.S. JGOFS Bermuda Atlantic Time-series Study site
Deep-Sea Research
41
p. 1013-1038
1993
Fate of phytoplankton spring bloom: sedimentation and carbon flow in the planktonic food web in the northern Baltic
Marine Ecology Progress Series
94
p. 239-252
1990
Use of chloroform in sediment traps: caution advised
Marine Ecology Progress Series
64
p. 187-195
Scientific lectures
2024
Fasteperioden før slakt av laks kan forkortes
2023
Decadal trends from the Ocean Weather Station M
2023
Decadal trends from the Ocean Weather Station M
2015
Photosynthetic parameters and buio-optical properties of the phytoplankton community in the Northern Gulf of Mexico
2015 International Ocean Colour Science meeting, San Francisco, CA, USA
2012
Molecular detection of unicellular diazotrophs in the Northern Gulf of Mexico
ASLO Ocean Sciences, Salt Lake City, UT, USA
2011
Archaeal community structure in two distinct seasonally hypoxic zones in the Northern Gulf of Mexico region
ASLO Aquatic Sciences meeting, San Juan, PR, USA
2010
Using Qdot conjugates to detect proteins in situ in highly autofluorescent cyanobacteria cells
In: Marine Technology for Our Future: Global and Local Challenges, Oceans 09, MTS/IEEE-Biloxi, MS, USA
2010
Hypoxia Monitoring on the Mississippi Gulf Coast.
Workshop on Ecological Impacts of Hypoxia on Living Resources, NOAA National Coastal Data Development Center, Bay St. Louis, MS, USA
Poster
2022
Trends in Ocean Acidification in the Norwegian Sea
2016
Dissolved inorganic nutrients determine phytoplankton primary production, cellular elemental composition and zooplankton growth in the Barents Sea
ICES 6th International Zooplankton Production Symposium, Bergen, Norway
2014
A pilot project for autonomous ocean acidification surveys in the northern Gulf with the Liquid Robotics Wave Glider
ASLO Ocean Sciences, Honolulu, HI, USA
2012
Community growth physiology and nutrient chemistry in an estuarine coastal environment in the Northern Gulf of Mexico
Ocean Science Meeting, Salt Lake City, UT, USA
2012
River discharge, stratification and shelf water hypoxia in the Mississippi Bight
Ocean Science Meeting, Salt Lake City, UT, USA
2011
Distribution and diversity of Archaea in two distinct seasonally hypoxic regions: Mobile Bay and coastal Mississippi
Mississippi-Alabama Bays and Bayous Symposium, Biloxi, MS, USA
2011
Balancing photosynthesis and community respiration in an estuarine coastal environment in the Northern Gulf of Mexico
21st Biennial Conference of the Coastal and estuarine research Federation (CERF), Daytona Beach, FL, USA
2011
The nitrogen budget in coastal waters of the Northern Gulf of Mexico is influenced by seasonal hypoxic events
21st Biennial Conference of the Coastal and estuarine research Federation (CERF), Daytona Beach, FL, USA
2010
Quantum dot (Qdot) conjugates, a powerful new tool to detect proteins in highly autofluorescent cells
Ocean Sciences Meeting, Portland, OR, USA
2010
Detecting proteins in highly autofluorescent cells using Quantum dot antibody conjugates
Gordon Research Conference – Marine Microbes, Tilton, NH, USA
2010
Carbon System Dynamics in the Large River-Dominated Northern Gulf of Mexico Coastal Margin: An Overview of the Gulf Carbon Program
AGU Fall Meeting, San Francisco, CA, USA
2010
Diurnal respiration in microplankton measured by automated optical dissolved oxygen (DO) sensor technology
Gordon Research Conference – Marine Microbes, Tilton, NH, USA
Reports and dissertations
2025
Revisjon av indikatorer for tilstandsvurdering av miljø og økosystem i norske havområder — Gruppen for overvåking av de marine økosystemene
Rapport fra havforskningen
2024
Nutrient Biogeochemistry in the Nordic Seas (Norwegian, Greenland, Iceland Seas) - 2023 edition
NMDC
2024
Nutrient Biogeochemistry in the Barents Sea and the adjoining Arctic Ocean - 2023 edition
NMDC
2024
North Sea Ecosystem - Report_2023002006
Toktrapport
2023
North Sea Ecosystem Cruise Report_JH2022206
2023
Status for miljøet i norske havområder - Rapport fra Overvåkingsgruppen 2023
2017
Næringssalter og tilvekst av planteplankton i norske havområder
Fisken og havet – særnummer I – 2017
2013
Performance Verification Statement for Automated Hydrocarbon Sensors
http://www.act-us.info/evaluation reports.php
2009
Performance Verification Statement for Automated Conductivity Sensors
http://www.act-us.info/evaluation reports.php
2007
Performance Verification Statement for Automated Turbidity Sensors
http://www.act-us.info/evaluation reports.php
2006
Performance Verification Statement for Automated Fluorometers
http://www.act-us.info/evaluation reports.php
2005
Performance Verification Statement for Dissolved Oxygen Sensors
http://www.act-us.info/evaluation reports.php
1994
Protocols for the Joint Global Ocean Flux Study (JGOFS) Core measurements
Intergovernmental Oceanographic Commission (IOC) Scientific Committee on Oceanic research, Manual & Guides
29
1993
Bermuda Atlantic Time-series Study BATS Method Manual, Version 3.
U.S. Joint Global Ocean Flux Study, U.S. JGOFS Planning and Coordination Office, Woods Hole, MA, USA.
1990
Sampling precision and preservation of sediment trap material
In: Sediment trap studies in the Nordic countries 2, Proceedings of the symposium “Sediment traps in marine ecological research and monitoring”, Wassmann, P., A.-S. Heiskanen & O. Lindahl (Eds.), NurmiPrint Oy, Finland.
1988
Degradation of organic matter in sediment traps
In: Sediment trap studies in the Nordic countries 1, Proceedings of the Workshop “Use of sediment traps for studies of vertical flux of particulate matter in the sea”, Wassmann, P. & A.-S. Heiskanen (Eds.), Yliopistopaino, Finland.
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