• An assessment of the added value from data assimilation on modelled Nordic Seas hydrography and ocean transports 

      Lien, Vidar Surén; Hjøllo, Solfrid Sætre; Skogen, Morten D.; Svendsen, Einar; Wehde, Henning; Bertino, Laurent; Counillon, Francois; Chevalier, Matthieu; Giles, Garric (Journal article; Peer reviewed, 2016-01-04)
      The Nordic Seas is a hotspot both in terms of climate related processes, such as Atlantic–Arctic heat exchange, and natural marine resources. A sustainable management of the marine resources within the Nordic Seas, including ...
    • Effects of climate and spawning stock structure on the spatial distribution of Northeast Arctic cod larvae 

      Endo, Clarissa; Vikebø, Frode Bendiksen; Yaragina, Natalia A.; Hjøllo, Solfrid Sætre; Stige, Leif Christian (Peer reviewed; Journal article, 2020)
      The spatial distribution of fish early life stages can impact recruitment at later stages and affect population size and resilience. Northeast Arctic (NEA) cod spawning occurs along the Norwegian coast. Eggs, larvae, and ...
    • Evaluating acoustic-trawl survey strategies using an end-to-end ecosystem model 

      Holmin, Arne Johannes; Mousing, Erik Askov; Skogen, Morten D.; Hjøllo, Solfrid Sætre; Huse, Geir; Handegard, Nils Olav (Peer reviewed; Journal article, 2020)
      Fisheries independent surveys support science and fisheries assessments but are costly. Evaluating the efficacy of a survey before initiating it could save costs. We used the NORWECOM.E2E model to simulate Northeast Atlantic ...
    • Integration of a wind farm with a wave- and an aquaculture farm 

      He, J.; Weissenberger, J.; Bergh, Øivind; Hjøllo, Solfrid Sætre; Wehde, Henning; Agnalt, Ann-Lisbeth; Chen, Z.; Olason, D.; Thorsteinson, B.; Fosso, O.B. (Conference object, 2011-11-15)
      There is a growing interest in placing wind farms offshore. 140 GW of offshore wind are currently being planned to reach the EU energy 2020 goal. However, an offshore wind farm occupies a large area and competes with other ...
    • Integration of a wind farm with a wave- and an aquaculture farm 

      He, J.; Weissenberger, J.; Bergh, Øivind; Hjøllo, Solfrid Sætre; Wehde, Henning; Agnalt, Ann-Lisbeth; Chen, Z.; Olason, D.; Thorsteinson, B.; Fosso, O.B. (Conference object, 2011-11-15)
      There is a growing interest in placing wind farms offshore. 140 GW of offshore wind are currently being planned to reach the EU energy 2020 goal. However, an offshore wind farm occupies a large area and competes with other ...
    • Interaction and integration of observation and models – the EcoFish approach 

      Godø, Olav Rune; Hauge, Kjellrun Hiis; Hjøllo, Solfrid Sætre; Iversen, Svein A.; Kjesbu, Olav Sigurd; Nash, Richard D.M.; Svendsen, Einar (ICES CM documents;2007/R:14, Working paper, 2007)
      Ecosystem approach to fisheries management demand new scientific approaches and tools. The EcoFish project is a recently established project that pursues the challenges set by the new approach. It aims at supporting ...
    • Management Scenarios Under Climate Change – A Study of the Nordic and Barents Seas 

      Hansen, Cecilie; Nash, Richard David Marriott; Drinkwater, Kenneth F.; Hjøllo, Solfrid Sætre (Journal article; Peer reviewed, 2019)
      The effects of increasing fishing pressure in combination with temperature increases in the Nordic and Barents Seas have been evaluated using an end-to-end model for the area forced by a downscaled RCP 4.5 climate scenario. ...
    • Mesoscale Eddies Are Oases for Higher Trophic Marine Life 

      Godø, Olav Rune; Samuelsen, Annette; Macaulay, Gavin J.; Patel, Ruben; Hjøllo, Solfrid Sætre; Horne, John K.; Kaartvedt, Stein; Johannessen, Johnny A. (Journal article; Peer reviewed, 2012-01-07)
    • Modeling emergent life histories of copepods 

      Huse, Geir; Melle, Webjørn Raunsgård; Skogen, Morten D.; Hjøllo, Solfrid Sætre; Svendsen, Einar; Budgell, William Paul (Journal article; Peer reviewed, 2018)
      The distribution and population dynamics of zooplankton are affected by the interplay between currents, behavior, and selective growth, mortality, and reproduction. Here, we present an individual based model for a copepod ...
    • Modeling secondary production in the Norwegian Sea with a fully coupled model system 

      Hjøllo, Solfrid Sætre; Huse, Geir; Skogen, Morten D. (ICES CM documents;L:09, Working paper, 2010-09)
    • Modeling secondary production in the Norwegian Sea with a fully coupled model system 

      Hjøllo, Solfrid Sætre; Huse, Geir; Skogen, Morten D. (ICES CM documents;L:09, Working paper, 2010-09)
    • Modeling the impact of climate change on mussel aquaculture in a coastal upwelling system: A critical assessment 

      Fuentes-Santos, Isabel; Labarta, Uxío; Fernández-Reiriz, María José; Kay, Susan; Hjøllo, Solfrid Sætre; Alvarez-Salgado, X. Antón (Peer reviewed; Journal article, 2021)
      Forecasting of climate change impacts on marine aquaculture production has become a major research task, which requires taking into account the biases and uncertainties arising from ocean climate models in coastal areas, ...
    • North Sea sensitivity to atmospheric forcing 

      Skogen, Morten D.; Drinkwater, Ken; Hjøllo, Solfrid Sætre; Schrum, Corinna (Journal article; Peer reviewed, 2011-04)
      The sensitivity of North Sea physics and phytoplankton production to atmospheric forcing has been studied by performing perturbations of the atmospheric forcing fields through a number of model simulations. The perturbations ...
    • North Sea sensitivity to atmospheric forcing 

      Skogen, Morten D.; Drinkwater, Ken; Hjøllo, Solfrid Sætre; Schrum, Corinna (Journal article; Peer reviewed, 2011-04)
      The sensitivity of North Sea physics and phytoplankton production to atmospheric forcing has been studied by performing perturbations of the atmospheric forcing fields through a number of model simulations. The perturbations ...
    • Offshore wind energy – effect on maritime resources and environment 

      Hjøllo, Solfrid Sætre (Conference object, 2010)
    • Overwintering distribution, inflow patterns and sustainability of Calanus finmarchicus in the North Sea 

      Gao, Shuang; Hjøllo, Solfrid Sætre; Falkenhaug, Tone; Strand, Espen; Edwards, Martin; Skogen, Morten D. (Peer reviewed; Journal article, 2021)
      Calanoid copepods are key taxa in the North Sea as they are the main food source for many fish stocks, such as herring, mackerel and cod. In this study we use an individual-based model for Calanus finmarchicus embedded in ...
    • Particle aggregation at the edges of anticyclonic eddies and implications for distribution of biomass 

      Samuelsen, Annette; Hjøllo, Solfrid Sætre; Johannessen, Johnny Andre; Patel, Ruben (Journal article; Peer reviewed, 2012)
      Acoustic measurements show that the biomass of zooplankton and mesopelagic fish is redistributed by mesoscale variability and that the signal extends over several hundred meters depth. The mechanisms governing this ...
    • PELFOSS (PELagic Fish Observation System Simulator) 

      Skogen, Morten D.; Handegard, Nils Olav; Holmin, Arne Johannes; Hjøllo, Solfrid Sætre; Mousing, Erik Askov; Utne, Kjell Rong; Vabø, Rune (Rapport fra havforskningen;30-2018, Research report, 2018)
      PELFOSS har utviklet en observasjonssystem-simulator for pelagisk fisk i Norskehavet. Simulatoren er en dataløype der romlig fordeling av fiskebestander fra en økosystemmodell er benyttet til å simulere ulike tokt. Disse ...
    • Productivity in the Barents Sea - Response to Recent Climate Variability 

      Dalpadado, Padmini; Arrigo, Kevin R.; Hjøllo, Solfrid Sætre; Rey, Francisco; Ingvaldsen, Randi B.; Sperfeld, Erik; Dijken, Gert L. van; Stige, Leif C.; Olsen, Are; Ottersen, Geir (Journal article; Peer reviewed, 2014-05-01)
      The temporal and spatial dynamics of primary and secondary biomass/production in the Barents Sea since the late 1990s are examined using remote sensing data, observations and a coupled physical-biological model. Field ...
    • Seasonal phytoplankton blooms in the North Atlantic linked to the overwintering strategies of copepods 

      Friedland, Kevin D; Record, Nicholas R; Asch, Rebecca G; Kristiansen, Trond; Saba, Vincent S; Drinkwater, Kennneth F.; Henson, Stephanie; Leaf, Robert T; Morse, Ryan E; Johns, David G; Large, Scott I; Hjøllo, Solfrid Sætre; Nye, Janet A; Alexander, Mike A; Ji, Rubao (Journal article; Peer reviewed, 2016)
      The North Atlantic Ocean contains diverse patterns of seasonal phytoplankton blooms with distinct internal dynamics. We analyzed blooms using remotely-sensed chlorophyll a concentration data and change point statistics. ...