• An assessment of ten ocean reanalyses in the polar regions 

      Uotila, Petteri; Goosse, Hugues; Haines, Keith; Chevallier, Matthieu; Barthélemy, Antoine; Bricaud, Clément; Carton, Jim; Fučkar, Neven; Garric, Gilles; Iovino, Doroteaciro; Kauker, Frank; Korhonen, Meri; Lien, Vidar Surén; Marnela, Marika; Massonnet, François; Mignac, Davi; Peterson, K. Andrew; Sadikn, Remon; Shi, Li; Tietsche, Steffen; Toyoda, Takahiro; Xie, Jiping; Zhang, Zhaoru (Journal article; Peer reviewed, 2018)
      Global and regional ocean and sea ice reanalysis products (ORAs) are increasingly used in polar research, but their quality remains to be systematically assessed. To address this, the Polar ORA Intercomparison Project ...
    • 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 ...
    • Copernicus Marine Service Ocean State Report, Issue 5 

      von Schuckmann, Karina; Traon, Pierre-Yves; Smith, Neville; Pascual, Ananda; Djavidnia, Samuel; Gattuso, Jean-Pierre; Grégoire, Marilaure; Aaboe, Signe; Alari, Victor; Down, Emily; Knol-Kauffman, Maaike; Lavergne, Thomas; Lien, Vidar Surén; Lind, Sigrid; Møgster, Jane S.; Nilsen, Jan Even Øie; Mork, Kjell Arne; Palerme, Cyril; Raj, Roshin Pappukutty; Vindenes, Håvard (Peer reviewed; Journal article, 2021)
    • Demersal fish assemblages in the boreo-Arctic shelf waters around Svalbard during the warm period 2007–2014 

      Bergstad, Odd Aksel; Johannesen, Edda; Høines, Åge Sigurd; Ellingsen, Kari Elsa; Lien, Vidar Surén; Byrkjedal, Ingvar; Yoccoz, Nigel Gilles; Tveraa, Torkild; Wienerroither, Rupert; Langhelle, Gunnar; Wenneck, Thomas de Lange (Peer reviewed; Journal article, 2017)
      The temporal and spatial resilience of abundance patterns of assemblages of organisms inhabiting transition zones between Arctic and boreal regions is an issue of concern in relation to climate change. The recognition that ...
    • Modelled salmon lice dispersion and infestation patterns in a sub-arctic fjord 

      Skardhamar, Jofrid; Albretsen, Jon; Sandvik, Anne Dagrun; Lien, Vidar Surén; Myksvoll, Mari Skuggedal; Johnsen, Ingrid Askeland; Asplin, Lars; Ådlandsvik, Bjørn; Halttunen, Elina; Bjørn, Pål Arne (Journal article; Peer reviewed, 2018)
      Salmon lice infestation is a major challenge for the aquaculture industry in Norway, threatening wild salmonid populations and causing welfare problems for farmed salmon. Lice dispersion and infestation patterns are simulated ...
    • Modellert påvirkning av lakselus på vill laksefisk 

      Lien, Vidar Surén; Johnsen, Ingrid Askeland; Sandvik, Anne Dagrun; Myksvoll, Mari Skuggedal (Rapport fra havforskningen;2021 - 48, Research report, 2021)
      For å estimere påvirkningen lakselus fra oppdrett har på vill laksefisk langs hele norskekysten er det utviklet en rekke modellprodukt. Modellproduktene presentert i denne rapporten er ment å bli vurdert sammen med ...
    • Modellert påvirkning av lakselus på vill laksefisk 

      Lien, Vidar Surén; Johnsen, Ingrid Askeland; Sandvik, Anne Dagrun; Sævik, Pål Næverlid; Skardhamar, Jofrid (Rapport fra havforskningen;2022 - 36, Research report, 2022)
      For å estimere påvirkningen lakselus fra oppdrett har på vill laksefisk langs hele norskekysten er det utviklet en rekke modellprodukt. Modellproduktene presentert i denne rapporten er ment å bli vurdert sammen med ...
    • Modellert påvirkning av lakselus på vill laksefisk i 2023 

      Skardhamar, Jofrid; Sandvik, Anne Dagrun; Johnsen, Ingrid Askeland; Sævik, Pål Næverlid; Lien, Vidar Surén (Rapport fra havforskningen;2023 - 57, Research report, 2023)
      I denne rapporten presenteres Havforskningsinstituttets modellprodukter til Trafikklysvurderingen; modellert smittepress og påslag av lus på utvandrende postsmolt langs hele norskekysten. Modellproduktene er ment å bli ...
    • NorKyst800: versjoner og arkiver — Oversikt over versjoner og arkiver av NorKyst800 som hittil er brukt for modellering av det fysiske miljø i norsk kystsone - med fokus på implikasjoner for lakselusmodellen til Havforskningsinstituttet 

      Albretsen, Jon; Sandvik, Anne Dagrun; Asplin, Lars; Lien, Vidar Surén; Skardhamar, Jofrid (Rapport fra havforskningen;2022 - 35, Research report, 2022)
      NorKyst800 er et strømmodellsystem som bruker den åpent tilgjengelige modellen ROMS (Regional Ocean Modeling System) til å gjenskape strøm, hydrografi og vannstand i den norske kystsonen. Modellen har en horisontal oppløsning ...
    • Numerical models and long term monitoring - How can numerical models be used to support in situ sampling and survey design for long term hydrographic monitoring in standard sections? 

      Cannaby, Heather Anne; Albretsen, Jon; Ingvaldsen, Randi Brunvær; Lien, Vidar Surén; Mork, Kjell Arne (Rapport fra havforskningen;2024 - 18, Research report, 2024)
      As a part of regular monitoring of the marine environment, IMR conducts 10 fixed transects on a multiannual basis during which hydrographical, chemical and plankton data are collected at the same positions several times a ...
    • One mechanism contributing to co-variability of the Atlantic inflow branches to the Arctic 

      Lien, Vidar Surén; Vikebø, Frode Bendiksen; Skagseth, Øystein (Peer reviewed; Journal article, 2013)
    • The One Ocean Expedition: Science and Sailing for the Ocean We Want 

      Huse, Geir; Baussant, Thierry; Becker, Meike; Biuw, Martin; Bødtker, Gunhild; Cook, Jeremy; Gomiero, Alessio; Grøsvik, Bjørn Einar; Handegard, Nils Olav; Hestnes, Arne Johan; Hole, Lars Robert; Husson, Berengere; Jaccard, Pierre Franqois; Johannessen, Johnny Andre; Krolicka, Adriana; Lien, Vidar Surén; Lindemann, Christian; Olsen, Are; Renner, Angelika; Lid, Sjur Ringheim; Steen-Larsen, Hans Christian; Strand, Espen; Westgaard, Jon-Ivar; Pedersen, Geir (Rapport fra havforskningen;2023 - 34, Research report, 2023)
      The One Ocean Expedition (OOE) was a 20-month long circumnavigation of the globe by the Norwegian sail training vessel Statsraad Lehmkuhl, and a recognised part of the UN decade of Ocean Science for Sustainable Development. ...
    • Polarfrontens fysiske beskaffenhet og biologiske implikasjoner – en verdi- og sårbarhetsvurdering av polarfronten i Barentshavet 

      Lien, Vidar Surén (Fisken og Havet;8-2018, Research report, 2018)
      Polarfronten er definert som skillet i Barentshavet mellom relativt varme og salte vannmasser av atlantisk opprinnelse og kaldere og ferskere vannmasser av arktisk opprinnelse. På grunn av de fysiske særtrekkene og ...
    • Recruitment variability of fish stocks in the Barents Sea: Spatial and temporal variation in 0-group fish length of six commercial species during recent decades of warming (1980–2017) 

      Skjoldal, Hein Rune; Eriksen, Elena; Gjøsæter, Harald; Skagseth, Øystein; Prozorkevich, Dmitry A.; Lien, Vidar Surén (Peer reviewed; Journal article, 2022)
      Young-of-the-year (0-group) fish in the Barents Sea have been investigated in an annual joint Norwegian-Russian pelagic trawl survey in autumn, using a standardized procedure since 1980. We use a conceptual framework of ...
    • Status for miljøet i Barentshavet: Rapport fra Overvåkingsgruppen 2020 

      Jelmert, Anders; Sandø, Anne Britt; Frie, Anne Kirstine Højholt; Bogstad, Bjarte; Grøsvik, Bjørn Einar; Eriksen, Elena; Hallfredsson, Elvar H.; Stenevik, Erling Kåre; Bagøien, Espen; Ottersen, Geir; Skaret, Georg; Höffle, Hannes; Vee, Ida; Johansson, Josefina; Jørgensen, Lis Lindal; McBride, Margaret; Chierici, Melissa; Dalpadado, Padmini; Ingvaldsen, Randi Brunvær; Lien, Vidar Surén; Høines, Åge Sigurd; Fransson, Agneta; Sundfjord, Arild; von Quillfeldt, Cecilie; Lydersen, Christian; Hop, Haakon; Strøm, Hallvard; Johnsen, Hanne; Routti, Heli Anna Irmeli; Danielsen, Ida Kristin; Aars, Jon; Kovacs, Kit M.; Helgason, Lisa Bjørnsdatter; Itkin, Mikhail; Pavlova, Olga; Assmy, Philipp; Descamps, Sebastien; Lind, Sigrid; Gerland, Sebastian; Skotte, Gunnar; Stene, Kristine O.; Leiknes, Øystein; Skjerdal, Hilde Kristin; Jensen, Henning; Jensen, Andre Frantzen; Green, Norman Whitaker; Lorentsen, Svein Håkon (Rapport fra havforskningen;2020 - 13, Research report, 2020)
      I rapporten dekkes tre hovedtemaer: (1) Dominerende trekk i status og utvikling i økosystemet i Barentshavet siden 2016 med vekt på å beskrive hvordan sentrale prosesser påvirker tilstanden; (2) en mer detaljert beskrivelse ...
    • Still Arctic? — The changing Barents Sea 

      Gerland, Sebastian; Ingvaldsen, Randi Brunvær; Reigstad, Marit; Sundfjord, Arild; Bogstad, Bjarte; Chierici, Melissa; Hop, Haakon; Renaud, Paul Eric; Smedsrud, Lars Henrik; Stige, Leif Christian; Årthun, Marius; Berge, Jørgen; Bluhm, Bodil Annikki Ulla Barbro; Borgå, Katrine; Bratbak, Gunnar; Divine, Dmitry V; Eldevik, Tor; Eriksen, Elena; Fer, Ilker; Fransson, Agneta; Gradinger, Rolf Rudolf; Granskog, Mats A.; Haug, Tore; Husum, Katrine; Johnsen, Geir; Jonassen, Marius Opsanger; Jørgensen, Lis Lindal; Kristiansen, Svein; Larsen, Aud; Lien, Vidar Surén; Lind, Sigrid; Lindstrøm, Ulf Ove; Mauritzen, Cecilie; Melsom, Arne; Mernild, Jacob Sebastian Haugaard; Müller, Malte; Nilsen, Frank; Primicerio, Raul; Søreide, Janne; van der Meeren, Gro Ingleid; Wassmann, Paul (Peer reviewed; Journal article, 2023)
      The Barents Sea is one of the Polar regions where current climate and ecosystem change is most pronounced. Here we review the current state of knowledge of the physical, chemical and biological systems in the Barents Sea. ...
    • Still Arctic? — The changing Barents Sea 

      Gerland, Sebastian; Ingvaldsen, Randi Brunvær; Reigstad, Marit; Sundfjord, Arild; Bogstad, Bjarte; Chierici, Melissa; Hop, Haakon; Renaud, Paul Eric; Smedsrud, Lars Henrik; Stige, Leif Christian; Årthun, Marius; Berge, Jørgen; Bluhm, Bodil Annikki Ulla Barbro; Borgå, Katrine; Bratbak, Gunnar; Divine, Dmitry V; Eldevik, Tor; Eriksen, Elena; Fer, Ilker; Fransson, Agneta; Gradinger, Rolf Rudolf; Granskog, Mats A.; Haug, Tore; Husum, Katrine; Johnsen, Geir; Jonassen, Marius Opsanger; Jørgensen, Lis Lindal; Kristiansen, Svein; Larsen, Aud; Lien, Vidar Surén; Lind, Sigrid; Lindstrøm, Ulf Ove; Mauritzen, Cecilie; Melsom, Arne; Mernild, Sebastian H.; Müller, Malte; Nilsen, Frank; Primicerio, Raul; Søreide, Janne; van der Meeren, Gro Ingleid; Wassmann, Paul (Peer reviewed; Journal article, 2023)
      The Barents Sea is one of the Polar regions where current climate and ecosystem change is most pronounced. Here we review the current state of knowledge of the physical, chemical and biological systems in the Barents Sea. ...
    • Thirty years of nutrients and biogeochemistry in the Norwegian, Greenland and Iceland Seas, 1990-2019 

      Gundersen, Kjell; Møgster, Jane S.; Lien, Vidar Surén; Ershova, Elizaveta; Lunde, Linda Fonnes; Arnesen, Hilde; Olsen, Ann-Kristin (Peer reviewed; Journal article, 2023)
      This dataset contains biogeochemical samples analyzed by the Plankton Chemistry Laboratory at the Institute of Marine Research (IMR), from the Norwegian, Greenland and Iceland Seas. Number of surveys and stations have ...
    • A volumetric census of the Barents Sea in a changing climate 

      Watelet, Sylvain; Skagseth, Øystein; Lien, Vidar Surén; Sagen, Helge; Østensen, Øivind; Ivshin, Victor; Beckers, Jean-Marie (Peer reviewed; Journal article, 2020)
      The Barents Sea, located between the Norwegian Sea and the Arctic Ocean, is one of the main pathways of the Atlantic Meridional Overturning Circulation. Changes in the water mass transformations in the Barents Sea potentially ...
    • Wind-Driven Atlantic Water Flow as a Direct Mode for Reduced Barents Sea Ice Cover 

      Lien, Vidar Surén; Schlichtholz, Pawel; Skagseth, Øystein; Vikebø, Frode Bendiksen (Journal article; Peer reviewed, 2017)
      Variability in the Barents Sea ice cover on interannual and longer time scales has previously been shown to be governed by oceanic heat transport. Based on analysis of observations and results from an ocean circulation ...