Now showing items 21-40 of 64

    • Evidence of diel vertical migration of mesopelagic sound-scattering organisms in the Arctic 

      Gjøsæter, Harald; Wiebe, Peter H.; Knutsen, Tor; Ingvaldsen, Randi Brunvær (Peer reviewed; Journal article, 2017)
    • Experiences in making acoustic measurements in a mesocosm with Calanus finmarchius 

      Knutsen, Tor; Foote, Kenneth G. (ICES CM Documents;1997/FF:11, Working paper, 1997)
      In connection with a larger study of the effects of nutrification and turbulence on primary and secondary production, acoustic measurements have been made in the water volume defined by floating, vertically oriented, ...
    • Harp seal body condition and trophic interactions with prey in Norwegian high Arctic waters in early autumn 

      Haug, Tore; Biuw, Martin; Gjøsæter, Harald; Knutsen, Tor; Lindstrøm, Ulf; MacKanzie, Kirsteen M.; Meier, Sonnich; Nilssen, Kjell Tormod (Peer reviewed; Journal article, 2020)
      In September 2016, a marine ecosystem survey covered all trophic levels from phytoplankton to seals in the Arctic Ocean to the west and north of Svalbard. At the ice edge, 26 harp seals were sampled to assess whether recent ...
    • Håndbok for prøvetaking og pre-analyse av plankton 

      Hassel, Arne; Endresen, Berit; Martinussen, Monica; Knutsen, Tor; Johannessen, Magnus E. (Others, 2013-03)
      Prosedyrer for prøvetaking og pre-analyse av dyre- og planteplankton på forskningsfartøy og i laboratorium på land
    • High Latitude Epipelagic and mesopelagic scattering layers-a reference for future Arctic ecosystem change 

      Knutsen, Tor; Wiebe, Peter H.; Gjøsæter, Harald; Ingvaldsen, Randi Brunvær; Lien, Gunnar (Peer reviewed; Journal article, 2017)
    • Høsting av plankton - utfordringer for forskning og forvaltning 

      Knutsen, Tor; Melle, Webjørn (Havforskningstema, Working paper, 2006)
    • IMR ecosystem activity in the Arctic Ocean. Report from committee 

      Ingvaldsen, Randi; Chierici, Melissa; Knutsen, Tor; Gjøsæter, Harald; Bogstad, Bjarte; Haug, Tore; Jørgensen, Lis Lindal; Skjoldal, Hein Rune; Huse, Geir; Sunnanå, Knut; Røttingen, Ingolf; Hoel, Alf Håkon (Rapport fra Havforskningen;Nr. 4-2013, Working paper, 2013-01)
    • Initial collateral measurements of some properties of Calanus finmarchicus 

      Dalpadado, Padmini; Foote, Kenneth G.; Knutsen, Tor; Bækkevold, Anna Ersland; Johannessen, Signe E. (ICES CM Documents;1996/L:21, Working paper, 1996)
      In general, acoustic quantification of zooplankton such as Calanus finmarchicus requires the use of models, among other reasons, to aid in the interpretations of data collected on animals whose scattering properties change ...
    • Innspill til høring - Forslag til program for konsekvensutredning for mineralvirksomhet på norsk sokkel 

      van der Meeren, Terje; Mork, Kjell Arne; Kutti, Tina; Knutsen, Tor; Bagøien, Espen; Frie, Anne Kirstine Højholt; Gjøsæter, Harald; Bienfait, André Marcel; Storesund, Julia Endresen; Dunlop, Katherine Mary; Windsland, Kristin; Hallfredsson, Elvar H.; Helle, Kristin; Höffle, Hannes; Junge, Claudia; Serigstad, Bjørn; Chierici, Melissa (Rapport fra havforskningen;2021 - 23, Research report, 2021)
      Rapporten er et høringssvar sendt til Olje- og Energidepartementet i forbindelse med et forslag til konsekvensutredningsprogram for mineralvirksomhet på norsk kontinentalsokkel. I høringssvaret påpeker Havforskningsinstituttet ...
    • Joint PINRO/IMR report on the state of the Barents Sea ecosystem 2005/ 2006 

      Stiansen, Jan Erik; Aglen, Asgeir; Bogstad, Bjarte; Budgell, W. Paul; Dalpadado, Padmini; Dolgov, Andrey V.; Dommasnes, Are; Filin, Anatoly; Gjøsæter, Harald; Hauge, Kjellrun Hiis; Høines, Åge S.; Ingvaldsen, Randi; Johannesen, Edda; Jørgensen, Lis Lindal; Karsakov, A.L.; Klungsøyr, Jarle; Knutsen, Tor; Lien, Vidar S.; Loeng, Harald; Mehl, Sigbjørn; Buhl-Mortensen, Pål; Muchina, N.V.; Nesterova, V.N.; Olsen, Erik; Orlova, Emma L.; Ozhigin, Vladimir K.; Pedchenko, Andrey; Stenevik, Erling Kåre; Skogen, Morten D.; Titov, Oleg V.; Tjelmeland, Sigurd; Zabavnikov, V.B.; Ziryanov, S.V.; Zhukova, Nathalia; Øien, Nils; Aanes, Sondre (IMR/PINRO joint report series, Research report, 2006)
    • Kunnskap om marine naturressurser i Barentshavet sørøst 

      Fosså, Jan Helge; Aglen, Asgeir; Børsheim, Yngve; Chierici, Melissa; Eriksen, Elena; Hvingel, Carsten; Johannesen, Edda; Jørgensen, Lis Lindal; Knutsen, Tor; Naustvoll, Lars-Johan; Skern-Mauritzen, Mette; Sundet, Jan H.; Vikebø, Frode (Rapport fra Havforskningen;Nr. 21 - 2012, Working paper, 2012-06)
      The status of knowledge of the resources in the Southeastern Barents Sea is reported. The area is dominated by Atlantic watermasses flowing eastwards. The planktonic production is high and secure good feeding conditions ...
    • Mapping of marine data 

      Westgård, Trond; Knutsen, Tor (ICES CM Documents;1988/C:39, Working paper, 1988)
      In the last 7-8 years the Institute of Marine Research has developed and exchanged computer routines with other research institutes, building up effcient tools for computer presentation of marine data. The routines are ...
    • Marine indikatorer 

      van der Meeren, Gro; Øigård, Tor Arne; Øien, Nils; Nilssen, Kjell Tormod; Oug, Eivind; Sunnanå, Knut; Jakobsen, Tore; Mehl, Sigbjørn; Kvamme, Cecilie; Torstensen, Else; Stenevik, Erling Kåre; Planque, Benjamin; Helle, Gunnar; Gjøsæter, Jakob; Skiftesvik, Anne Berit; Aglen, Asgeir; Johannessen, Tore; Dommasnes, Are; Naustvoll, Lars-Johan; Moy, Frithjof E.; Falkenhaug, Tone; Melle, Webjørn; Knutsen, Tor; Eriksen, Elena; Jørgensen, Lis Lindal; Fosså, Jan Helge; Bannister, Raymond; Buhl-Mortensen, Lene; Buhl-Mortensen, Pål; Strand, Øivind; Søvik, Guldborg; Jelmert, Anders; Knutsen, Jan Atle; Enersen, Svein Erik; Edvardsen, Hanne; Kroglund, Tone; Pedersen, Atle; Eikrem, Wenche; Bekkby, Trine; Tveite, Stein (DN-utredning;4-2010, Chapter, 2010-09)
      The Nature Index (NI) is established to get an overview of the state and development of biodiversity within the major ecosystems of Norway. It includes marine, limnic and terrestrial ecosystems. The aim of the index is to ...
    • Marine indikatorer 

      van der Meeren, Gro; Øigård, Tor Arne; Øien, Nils; Nilssen, Kjell Tormod; Oug, Eivind; Sunnanå, Knut; Jakobsen, Tore; Mehl, Sigbjørn; Kvamme, Cecilie; Torstensen, Else; Stenevik, Erling Kåre; Planque, Benjamin; Helle, Gunnar; Gjøsæter, Jakob; Skiftesvik, Anne Berit; Aglen, Asgeir; Johannessen, Tore; Dommasnes, Are; Naustvoll, Lars-Johan; Moy, Frithjof E.; Falkenhaug, Tone; Melle, Webjørn; Knutsen, Tor; Eriksen, Elena; Jørgensen, Lis Lindal; Fosså, Jan Helge; Bannister, Raymond; Buhl-Mortensen, Lene; Buhl-Mortensen, Pål; Strand, Øivind; Søvik, Guldborg; Jelmert, Anders; Knutsen, Jan Atle; Enersen, Svein Erik; Edvardsen, Hanne; Kroglund, Tone; Pedersen, Atle; Eikrem, Wenche; Bekkby, Trine; Tveite, Stein (DN-utredning;4-2010, Chapter, 2010-09)
      The Nature Index (NI) is established to get an overview of the state and development of biodiversity within the major ecosystems of Norway. It includes marine, limnic and terrestrial ecosystems. The aim of the index is to ...
    • Maturation, spawning and egg drift of Arcto-Norwegian haddock (Melanogrammus aeglefinus) 

      Solemdal, Per; Knutsen, Tor; Bjørke, Herman; Fossum, Petter; Mukhina, N. (Conference object, 1997)
    • Micronekton biomass distribution, improved estimates across four north Atlantic basins 

      Klevjer, Thor A.; Melle, Webjørn Raunsgård; Knutsen, Tor; Strand, Espen; Korneliussen, Rolf; Dupont, Nicolas; Salvanes, Anne Gro Vea; Wiebe, Peter H. (Peer reviewed; Journal article, 2019)
      Distribution of micronekton was investigated during early summer of 2013, using data from a cruise covering the central parts of four north Atlantic basins, the Norwegian Sea (NS), Iceland Sea (ICS), Irminger Sea (IRS), ...
    • Modeling the target strength of Calanus finmarchicus 

      Francis, David T. I.; Foote, Kenneth G.; Knutsen, Tor; Calise, Lucio (Others, 1999)
    • Modeling the target strength of Meganyctiphanes norvegica 

      Francis, David T. I.; Knutsen, Tor; Foote, Kenneth G.; Calise, Lucio (Others, 1999)
    • Multibrukssystem for tauete farkoster og droppsonde - forprosjekt: evaluering av operasjoner, teknologi og systemer med utgangspunkt i måle- og observasjonsbehov 

      Dalen, John; Knudsen, Hans Petter; Knutsen, Tor; Vedeler, Terje; Melle, Webjørn (Fisken og havet, Research report, 2001)
      I hovedprosjektet skal det utvikles et integrert system av to tauete farkoster og en droppsonde med sine målesystemer, sensorer og kommunikasjonsgrensesnitt for dataoverføring som i stor grad bruker felles teknologi for ...
    • Multinational large scale krill synoptic survey in CCAMLR Area 48 in 2019-survey plan and protocol for consideration by SG-ASAM 2018 

      Krafft, Bjørn Arne; Bergstad, Odd Aksel; Knutsen, Tor; Skaret, Georg; Macaulay, Gavin (CCAMLR;SG-ASAM-18/07, Research report, 2018)
      The objective for the Multinational Large-Scale Krill Synoptic Survey in CCAMLR area 48 3 in 2019 is to provide an updated estimate of the biomass of Antarctic krill (Euphausia 4 superba) used in models to estimate sustainable ...