Helene Frigstad
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Seasonal variation in marine C: N: P stoichiometry: can the composition of seston explain stable Redfield ratios?
H Frigstad, T Andersen, DO Hessen, LJ Naustvoll, TM Johnsen, ...
Biogeosciences 8 (10), 2917-2933, 2011
Long-term trends in carbon, nutrients and stoichiometry in Norwegian coastal waters: evidence of a regime shift
H Frigstad, T Andersen, DO Hessen, E Jeansson, M Skogen, LJ Naustvoll, ...
Progress in Oceanography 111, 113-124, 2013
Reevaluating the role of organic matter sources for coastal eutrophication, oligotrophication, and ecosystem health
A Deininger, H Frigstad
Frontiers in Marine Science 6, 210, 2019
Variation in the seston C: N ratio of the Arctic Ocean and pan-Arctic shelves
H Frigstad, T Andersen, RGJ Bellerby, A Silyakova, DO Hessen
Journal of Marine Systems 129, 214-223, 2014
Influence of riverine input on Norwegian coastal systems
H Frigstad, Ø Kaste, A Deininger, K Kvalsund, G Christensen, ...
Frontiers in Marine Science 7, 332, 2020
Seasonal and long‐term changes in elemental concentrations and ratios of marine particulate organic matter
A Talarmin, MW Lomas, Y Bozec, N Savoye, H Frigstad, DM Karl, ...
Global Biogeochemical Cycles 30 (11), 1699-1711, 2016
Organic nitrogen steadily increasing in Norwegian rivers draining to the Skagerrak coast
A Deininger, Ø Kaste, H Frigstad, K Austnes
Scientific Reports 10 (1), 18451, 2020
Links between surface productivity and deep ocean particle flux at the Porcupine Abyssal Plain sustained observatory
H Frigstad, SA Henson, SE Hartman, AM Omar, E Jeansson, H Cole, ...
Biogeosciences 12 (19), 5885-5897, 2015
Blue Carbon–climate adaptation, CO2 uptake and sequestration of carbon in Nordic blue forests: Results from the Nordic Blue Carbon Project
H Frigstad, H Gundersen, GS Andersen, G Borgersen, KØ Kvile, ...
Nordic Council of Ministers, 2021
Biogeochemical variations at the Porcupine Abyssal Plain sustained Observatory in the northeast Atlantic Ocean, from weekly to inter-annual timescales
SE Hartman, ZP Jiang, D Turk, RS Lampitt, H Frigstad, C Ostle, ...
Biogeosciences 12 (3), 845-853, 2015
Utredning av behovet for å redusere tilførslene av nitrogen til Ytre Oslofjord
A Staalstrøm, MG Walday, C Vogelsang, H Frigstad, G Borgersen, ...
NIVA-rapport, 2022
UV radiation and its effects on P-uptake in arctic diatoms
DO Hessen, H Frigstad, PJ Færøvig, MW Wojewodzic, E Leu
Journal of Experimental Marine Biology and Ecology 411, 45-51, 2012
Blue Carbon—Climate Adaptation, CO2 Uptake and Sequestration of Carbon in Nordic Blue Forests
H Frigstad, H Gundersen, GS Andersen, G Borgersen, KO Kvile, ...
NMR TemaNord., 2021
Nordic blue carbon ecosystems: Status and outlook
D Krause-Jensen, H Gundersen, M Björk, M Gullström, M Dahl, ...
Frontiers in Marine Science 9, 2022
Synthesis of climate relevant results from selected monitoring programs in the coastal zone. Part 2: Quantitative analyses
H Frigstad, GS Andersen, HC Trannum, LJ Naustvoll, Ø Kaste, ...
NIVA-rapport, 2018
Fluxes of carbon and nutrients to the Iceland Sea surface layer and inferred primary productivity and stoichiometry
E Jeansson, RGJ Bellerby, I Skjelvan, H Frigstad, SR Ólafsdóttir, ...
Biogeosciences 12 (3), 875-885, 2015
Blue Carbon–climate adaptation
H Frigstad, H Gundersen, GS Andersen, G Borgersen, KØ Kvile, ...
CO2 uptake and sequestration of carbon in Nordic blue forests: Results from …, 2021
Increased light attenuation in Norwegian coastal waters-a literature review
H Frigstad, ET Harvey, A Deininger, A Poste
NIVA-rapport, 2020
Three decades of change in the Skagerrak coastal ecosystem, shaped by eutrophication and coastal darkening
H Frigstad, GS Andersen, HC Trannum, M McGovern, LJ Naustvoll, ...
Estuarine, Coastal and Shelf Science 283, 108193, 2023
Blue Carbon eDNA-A novel eDNA method to trace macroalgae carbon in marine sedients
MA D’Auriac, K Hancke, H Gundersen, H Frigstad, G Borgersen
NIVA Report SNO 7648-2021. Norwegian Institute for Water Research. Oslo, 2021
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