Blar i Brage IMR på forfatter "Ådlandsvik, Bjørn"

Viser treff 1-20 av 52

    • Application of a hydrodynamical model on transport of larvae of polar cod in the Northern Barents Sea. 

      Hansen, Ragnhild; Ådlandsvik, Bjørn (Fisken og havet, Research report, 1996)
      A nested version of the Princeton Ocean Model has been set up and evaluated for the Barents Sea. The model system consists of a model with 20 km resolution covering the whole Barents Sea together with a 4 km model for ...

    • Barents Sea plankton production and controlling factors in a fluctuating climate 

      Sandø, Anne Britt; Mousing, Erik Askov; Budgell, W.P.; Hjøllo, Solfrid S; Skogen, Morten D; Ådlandsvik, Bjørn (Peer reviewed; Journal article, 2021)
      The Barents Sea and its marine ecosystem is exposed to many different processes related to the seasonal light variability, formation and melting of sea-ice, wind-induced mixing, and exchange of heat and nutrients with ...

    • Current measurements in the northeastern Barents Sea 

      Loeng, Harald; Ozhigin, Vladimir K.; Ådlandsvik, Bjørn; Sagen, Helge (ICES CM Documents;1993/C:41, Working paper, 1993)
      The Institute of Marine Research (IMR) in cooperation with Knipowich Polar Reseach Institute of Marine Fisheries and Oceanography (PINRO), Murmansk, started in autumn 1991 a current measurement program in the strait between ...

    • Descent and mixing of the overflow plume from Storfjord in Svalbard: an idealized numerical model study 

      Fer, Ilker; Ådlandsvik, Bjørn (Journal article; Peer reviewed, 2008)
      Storfjorden in the Svalbard Archipelago is a sill-fjord that produces significant volumes of dense, brine-enriched shelf water through ice formation. The dense water produced in the fjord overflows the sill and can reach ...

    • Descent and mixing of the overflow plume from Storfjord in Svalbard: an idealized numerical model study 

      Fer, Ilker; Ådlandsvik, Bjørn (Journal article; Peer reviewed, 2008)
      Storfjorden in the Svalbard Archipelago is a sill-fjord that produces significant volumes of dense, brine-enriched shelf water through ice formation. The dense water produced in the fjord overflows the sill and can reach ...

    • Description and validation of a three-dimensional numerical model of the nordic and Barents Seas 

      Asplin, Lars; Ingvaldsen, Randi; Loeng, Harald; Ådlandsvik, Bjørn (Fisken og havet, Research report, 1998)
      As a part of the VEINS project, IMR carries out both a numerical model study of the seasonal and interannual variability of the flow through the Barents Sea and an observational programme at the Bear Island-Fugløya ...

    • The development of a sustainability assessment indicator and its response to management changes as derived from salmon lice dispersal modelling 

      Sandvik, Anne Dagrun; Bui, Samantha; Huserbråten, Mats Brockstedt Olsen; Karlsen, Ørjan; Myksvoll, Mari Skuggedal; Ådlandsvik, Bjørn; Johnsen, Ingrid Askeland (Peer reviewed; Journal article, 2021)
      Aquaculture is providing an increasingly larger proportion of the world’s protein for human consumption; however, its environmental impact is a bottleneck for sustainable expansion. In Norway, the government has enacted a ...

    • An ecosystem modeling approach to predicting cod recruitment 

      Svendsen, Einar; Skogen, Morten D.; Budgell, W. Paul; Huse, Geir; Stiansen, Jan Erik; Ådlandsvik, Bjørn; Vikebø, Frode; Asplin, Lars; Sundby, Svein (ICES CM documents, Working paper, 2006)
      Abstract The NORWECOM ocean model system implemented with the ROMS ocean circulation model has been run to simulate conditions over the last 25 years for the North Atlantic. Modelled time series of volume fluxes, primary ...

    • Effects of climate on marine ecosystem 

      Vikebø, Frode; Sundby, Svein; Ådlandsvik, Bjørn (ICES CM Documents;2003/O:7, Working paper, 2003)
      The spawning areas of the Arcto-Norwegian cod are located along the coast of mid and northern Norway, particulary in the Lofoten where up to 70% of the spawning occurs from mid March to early May. The larvae are carried ...

    • Endret lokalitetsstruktur i produksjonsområde 3 - vurdert virkning på spredning av lakselus, pankreassykdom og infektiøs lakseanemi 

      Huserbråten, Mats Brockstedt Olsen; Ådlandsvik, Bjørn; Bergh, Øivind; Grove, Søren; Karlsen, Ørjan; Taranger, Geir Lasse; Qviller, Lars; Dean, Katharine Rose; Jensen, Britt Bang; Johnsen, Ingrid Askeland (Rapport fra havforskningen;2020 - 12, Research report, 2020)
      Havforskningsinstituttet (HI) og Veterinærinstituttet (VI) fikk en felles bestilling av Nærings- og fiskeridepartementet om å analysere effektene av ulike scenarioer for en ny lokalitetsstruktur i produksjonsområde 3 som ...

    • Episodic formation of intermediate water along the Greenland Sea Arctic Front 

      Blindheim, Johan; Ådlandsvik, Bjørn (ICES CM Documents;1995/Mini:6, Working paper, 1995)
      During CTD and plankton surveys in the Nordic Seas in November 1991 - 1994, a CTD section has been worked across the Arctic Front between the Lofoten and Greenland Basins. Along this front Isopycnic surfaces slope down ...

    • Estimert luserelatert dødelighet hos postsmolt som vandrer ut fra norske lakseelver 2012-2017 

      Johnsen, Ingrid Askeland; Harvey, Alison C.; Sandvik, Anne Dagrun; Wennevik, Vidar; Ådlandsvik, Bjørn; Karlsen, Ørjan (Rapport fra havforskningen;28-2018, Research report, 2018)
      På bestilling fra Mattilsynet har Havforskningsinstituttet estimert dødeligheten til utvandrende postsmolt av laks fra de over 400 lakseelvene i Norge i tidsrommet 2012-2017. Som bakgrunn for den estimerte dødeligheten ...

    • Evaluation of a national operational salmon lice monitoring system - from physics to fish 

      Myksvoll, Mari Skuggedal; Sandvik, Anne Dagrun; Albretsen, Jon; Asplin, Lars; Johnsen, Ingrid Askeland; Karlsen, Ørjan; Kristensen, Nils Melsom; Melsom, Arne; Skardhamar, Jofrid; Ådlandsvik, Bjørn (Journal article; Peer reviewed, 2018)
      The Norwegian government has decided that the aquaculture industry shall grow, provided that the growth is environmentally sustainable. Sustainability is scored based on the mortality of wild salmonids caused by the parasitic ...

    • Flytter torsken? 

      Stiansen, Jan Erik; Johansen, Geir Odd; Kvamme, Cecilie; Mehl, Sigbjørn; Ådlandsvik, Bjørn; Hannesson, Rögnvaldur; Ekerhovd, Nils Arne (Journal article, 2009-10)

    • Forslag til produksjonsområder i norsk lakse- og ørretoppdrett 

      Ådlandsvik, Bjørn (Working paper, 2015-11-27)
      Som oppfølging til Meld.St. 16 (2014-2015) har Havforskningsinstituttet (HI) sammen med Fiskeridirektoratet (FDIR) og Mattilsynet (MT) fått i oppdrag fra Nærings- og fiskeridepartementet å utarbeide et forslag til inndeling ...

    • Fysikk (sirkulasjon, vannmasser og klima) 

      Ingvaldsen, Randi; Loeng, Harald; Ådlandsvik, Bjørn (Havets ressurser og miljø, Chapter, 2007)
      The temperatures in the Barents Sea were very high during 2006. The inflow of Atlantic water was both warmer and stronger than earlier, and there has never been observed less ice than in the winter of 2006. The years ...

    • Havbruk til havs – smittespredning 

      Ådlandsvik, Bjørn (Rapport fra havforskningen;2019 - 58, Research report, 2019)
      Havforskningsinstituttets kombinasjon av strømmodell og partikkeltransportmodell er brukt til å studere smittespredning i forbindelse med mulig havbruk til havs. Det dreier seg om smitte fra havlokaliteter til land, ...

    • Havbruk til havs – yttergrense for produksjonsområdene 

      Ådlandsvik, Bjørn (Rapport fra havforskningen;2022 - 2, Research report, 2022)
      I forbindelse med havbruk til havs er det viktig å avgrense hvor langt ut produksjonsområdene og dermed trafikklyssystemet skal være gyldig. Områderapporten la vekt på avgrensing langs kysten og yttergrensene på 30 nm ...

    • Havklimaet i Arktis og den aktuelle situasjonen sommeren 2008 : Arctic Ocean Climate and present situation in summer 2008 

      Ingvaldsen, Randi; Sundby, Svein; Ådlandsvik, Bjørn (Havforskningsnytt, Working paper, 2008)
      In late winter 2008 record-high temperatures were observed in the Barents Sea, but the spring and summer temperatures fell below those observed in 2007. There is slightly more ice in the Arctic Ocean than in 2007, but a ...

    • Hydrodynamisk spredningsmodell for lakselus og konsentrasjon av smittsomme kopepoditter 

      Sandvik, Anne Dagrun; Asplin, Lars; Albretsen, Jon; Bjørn, Pål Arne; Johnsen, Ingrid Askeland; Skardhamar, Jofrid; Myksvoll, Mari Skuggedal; Ådlandsvik, Bjørn (Rapport fra havforskningen;Nr. 12 - 2017, Research report, 2017)