Browsing Published externally by Author "Bogstad, Bjarte"

Now showing items 21-39 of 39

    • Match-mismatch dynamics in the Norwegian-Barents Sea system 

      Ferreira, Ana Sofia De Araújo; Stige, Leif Christian; Neuheimer, Anna B.; Bogstad, Bjarte; Yaragina, Natalia A.; Prokopchuk, Irina; Durant, Joel Marcel (Peer reviewed; Journal article, 2020)
      A key process affecting variation in the recruitment of fish into fisheries is the spatio-temporal overlap between prey and predator (match-mismatch hypothesis, MMH). The Northeast Arctic cod Gadus morhua and its dominant ...

    • Mykje vil ha meir 

      Sunnanå, Knut; Bogstad, Bjarte; Gjøsæter, Harald; Røttingen, Ingolf (Chronicle, 2010-09-22)

    • Predation on early life stages is decisive for year-class strength in the Barents Sea capelin (Mallotus villosus) stock 

      Gjøsæter, Harald; Hallfredsson, Elvar H.; Mikkelsen, Nina; Bogstad, Bjarte; Pedersen, Torstein (Journal article; Peer reviewed, 2015-10-11)
      Year-class strength of Barents Sea capelin has been monitored closely since the early 1970s and during this ∼45 years period three short periods of almost total recruitment failure leading to three stock collapses have ...

    • Skilful prediction of cod stocks in the North and Barents Sea a decade in advance 

      Koul, Vimal; Sguotti, Camilla; Årthun, Marius; Brune, Sebastian; Dusterhus, Andre; Bogstad, Bjarte; Ottersen, Geir; Baehr, Johanna; Schrum, Corinna (Peer reviewed; Journal article, 2021)
      Reliable information about the future state of the ocean and fish stocks is necessary for informed decision-making by fisheries scientists, managers and the industry. However, decadal regional ocean climate and fish stock ...

    • Snow crab (Chionoecetes opilio), a new food item for North-east Arctic cod (Gadus morhua) in the Barents Sea 

      Holt, Rebecca Emma; Hvingel, Carsten; Agnalt, Ann-Lisbeth; Dolgov, Andrey V.; Hjelset, Ann Merete; Bogstad, Bjarte (Peer reviewed; Journal article, 2021)
      The snow crab (Chionoecetes opilio) is a newly established species in the Barents Sea, increasing in both distribution and abundance in recent years. We explore the potential importance of North-east Arctic cod (Gadus ...

    • 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. ...

    • 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. ...

    • Strength and consistency of density dependence in marine fish productivity 

      Rindorf, Anna; van Deurs, Mikael; Howell, Daniel; Andonegi, Eider; Berger, Aaron; Bogstad, Bjarte; Cadigan, Noel; Elvarsson, Bjarki Þór; Hintzen, Niels; Savina Roland, Marie; Taylor, Marc; Trijoulet, Vanessa; van Kooten, Tobias; Zhang, Fan; Collie, Jeremy (Peer reviewed; Journal article, 2022)

    • Synergies between climate and management for Atlantic cod fisheries at high latitudes 

      Kjesbu, Olav Sigurd; Bogstad, Bjarte; Devine, Jennifer A.; Gjøsæter, Harald; Howell, Daniel; Ingvaldsen, Randi; Nash, Richard D.M.; Skjæraasen, Jon Egil (Journal article; Peer reviewed, 2014-02-18)
      The widespread depletion of commercially exploited marine living resources is often seen as a general failure of management and results in criticism of contemporary management procedures. When populations show dramatic and ...

    • Temperature exposure in cod driven by changes in abundance 

      Von Leesen, Gotje; Bogstad, Bjarte; Hjørleifsson, Einar; Ninnemann, Ulysses S; Campana, Steven E. (Peer reviewed; Journal article, 2022)
      Animals actively select the most suitable habitat in terms of fitness, much of which is mediated by temperature. We reconstructed population abundance, oxygen isotope and temperature chronologies for the Icelandic and the ...

    • The "Discard Ban Package": Experiences in efforts to improve the exploitation patterns in Norwegian fisheries 

      Gullestad, Peter; Blom, Geir; Bakke, Gunnstein; Bogstad, Bjarte (Journal article; Peer reviewed, 2015-01-09)
      A source to long-term increased catches and profitability for the fishing fleet is the reduction of discards and improvements in exploitation patterns. This article details the development of Norwegian regulatory measures ...

    • The effects of oil spills on marine fish: Implications of spatial variation in natural mortality 

      Langangen, Øystein; Olsen, Erik Joel Steinar; Stige, Leif Christian; Ohlberger, Jan Philipp; Yaragina, Natalia A.; Vikebø, Frode Bendiksen; Bogstad, Bjarte; Stenseth, Nils Christian; Hjermann, Dag Øystein (Peer reviewed; Journal article, 2017)

    • The “Discard Ban Package”: Experiences in efforts to improve the exploitation patterns in Norwegian fisheries 

      Gullestad, Peter; Blom, Geir; Bakke, Gunnstein; Bogstad, Bjarte (Journal article; Peer reviewed, 2015-01-09)
      A source to long-term increased catches and profitability for the fishing fleet is the reduction of discards and improvements in exploitation patterns. This article details the development of Norwegian regulatory measures ...

    • Tradeoffs of managing cod as a sustainable resource in fluctuating environments 

      Goto, Daisuke; Filin, Anatoly A.; Howell, Daniel; Bogstad, Bjarte; Kovalev, Yuri A.; Gjøsæter, Harald (Peer reviewed; Journal article, 2021)
      Sustainable human exploitation of living marine resources stems from a delicate balance between yield stability and population persistence to achieve socioeconomic and conservation goals. But our imperfect knowledge of how ...

    • Trophic interactions affecting a key ecosystem component: a multi-stage analysis of the recruitment of the Barents Sea capelin 

      Hjermann, Dag Ø.; Bogstad, Bjarte; Dingsør, Gjert Endre; Gjøsæter, Harald; Ottersen, Geir; Eikeset, Anne Maria; Stenseth, Nils Christian (Journal article; Peer reviewed, 2010-08-10)
      The Barents Sea stock of capelin (Mallotus villosus) has suffered three major collapses (>90% reduction) since 1985 due to recruitment failures. As capelin is a key species in the area, these population collapses have had ...

    • Variability in cannibalism in Northeast Arctic cod (Gadus Morhua) during the period 1947-2006 

      Yaragina, Natalia A.; Bogstad, Bjarte; Kovalev, Yuri (Journal article; Peer reviewed, 2009-01)
      Cannibalism is probably the most important and also the most variable cause of natural mortality for age 1-4 Northeast Arctic cod. Also, the proportion of cod in the diet of Northeast Arctic cod increases with increasing ...

    • Vi fiskar passeleg mykje torsk 

      Bogstad, Bjarte; Gjøsæter, Harald (Chronicle, 2011-11-18)

    • Workshop on the Norwegian Sea Aquaculture Overview 

      Nordi, Gunnvør á; Bogstad, Bjarte; Carnegie, Ryan; Cooper, Anne; Eilertsen, Malene; Grefsrud, Ellen Sofie; Mikkelsen, Eirik Inge; O’Beirn, Francis; Rust, Michael; Skern-Mauritzen, Mette; Theuerkauf, Seth; Tronsgaard, Solveig; Vikebø, Frode Bendiksen; Whaley, Janet E. (ICES Scientific Reports, Research report, 2022)

    • Workshop on the Norwegian Sea Aquaculture Overviews (WKNORAO). ICES Scientific Reports. 3:116. 

      a Nordi, Gunnvør; Bogstad, Bjarte; Carnegie, Ryan; Cooper, Anne; Eilersen, Malene; Grefsrud, Ellen Sofie; Mikkelsen, Eirik Inge; O'Beirn, Francis; Rust, Michael; Skern-Mauritzen, Mette; Theuerkauf, Seth; Tronsgaard, Solveig; Vikebø, Frode Bendiksen; Whaley, Janet E. (Research report, 2021)