Browsing NINA Brage by Author "Rikardsen, Audun H."

Now showing items 1-11 of 11

    • Don't mind if I do: Arctic humpback whales respond to winter foraging opportunities before migration 

      Kettemer, Lisa Elena; Ramm, Theresia; Broms, Fredrik Björn; Biuw, Martin; Blanchet, Marie-Anne; Bourgeon, Sophie; Dubourg, Paul; Ellendersen, Anna C. J.; Horaud, Mathilde; Kershaw, Joanna; Miller, Patrick J. O.; Øien, Nils Inge; Pallin, Logan J.; Rikardsen, Audun H. (Peer reviewed; Journal article, 2023)
      Migration patterns are fundamentally linked to the spatio-temporal distributions of prey. How migrating animals canrespond to changes in their prey’s distribution and abundance remains largely unclear. During the ...

    • Fangstrater, oppvandring og fordeling av laks i Altaelva 

      Jensen, Jenny; Rikardsen, Audun H.; Næsje, Tor F.; Thorstad, Eva B.; Halttunen, Elina; Suhr, Amund; Leinan, Ivar (NINA rapport;595, Research report, 2010)
      Jensen, J.L.A., Rikardsen, A.H., Næsje, T.F., Thorstad, E.B., Halttunen, E., Suhr, A.H. & Leinan, I. 2010. Fangstrater, oppvandring og fordeling av laks i Altaelva. – NINA Rapport 595. 58 s. Bakgrunn og formål Gjennom ...

    • Fiskebiologiske undersøkelser i Altaelva 2009 

      Ugedal, Ola; Næsje, Tor F.; Thorstad, Eva B.; Saksgård, Laila; Jensen, Jenny; Chittenden, Cedar; Cowley, Paul; Rikardsen, Audun H. (NINA rapport;585, Research report, 2010)
      Ugedal, O., Næsje, T.F., Thorstad, E.B., Saksgård, L., Jensen, J., Chittenden, C., Cowley, P. & Rikardsen, A. 2010. Fiskebiologiske undersøkelser i Altaelva 2009. - NINA Rapport 585. 58 s. Altaelva er ei av Norges beste ...

    • Fiskebiologiske undersøkelser i Altaelva 2010 

      Ugedal, Ola; Næsje, Tor; Saksgård, Laila M.; Thorstad, Eva Bonsak; Jensen, Jenny; Chittenden, Cedar; Cowley, Paul D.; Rikardsen, Audun H. (NINA rapport;728, Research report, 2011)
      Ugedal, O., Næsje, T.F., Saksgård, L., Thorstad, E.B., Jensen, J.L.A., Chittenden, C.M., Cowley, P.D. & Rikardsen, A. 2011. Fiskebiologiske undersøkelser i Altaelva 2010. – NINA Rapport 728. 59 s. Altaelva er ei av ...

    • Keeping close to the river, shore and surface: the first marine migration of brown trout (Salmo trutta) and Arctic charr (Salvelinus alpinus) post-smolts 

      Atencio, Benjamin J.; Thorstad, Eva Bonsak; Rikardsen, Audun H.; Jensen, Jenny Lovisa Alexandra (Peer reviewed; Journal article, 2021)
      anadromous, charr, fjord, marine, migration, post-smolt, salmonid, trout

    • Overlevelse, spredning og vandring i sjøen for simulert rømt lakseparr og smolt fra et landbasert settefiskanlegg 

      Uglem, Ingebrigt; Økland, Finn; Rikardsen, Audun H. (NINA rapport;705, Research report, 2011)
      Uglem, I., Økland, F. & Rikardsen, A. H. 2011. Spredning og vandring i sjøen for simulert rømt lakseparr og smolt fra et landbasert settefiskanlegg. – NINA Rapport 705. 22 pp. Hensikten med prosjektet var å undersøke ...

    • Quantitative fatty acid signature analysis reveals a high level of dietary specialization in killer whales across the North Atlantic 

      Remili, Anaïs; Dietz, Rune; Sonne, Christian; Samarra, Filipa I. P.; Rikardsen, Audun H.; Kettemer, Lisa Elena; Ferguson, Steven H.; Watt, Cortney A.; Matthews, Cory J. D.; Kiszka, Jeremy J.; Jourdain, Eve Marie; Borgå, Katrine; Ruus, Anders; Granquist, Sandra M.; Rosing-Asvid, Aqqalu; McKinney, Melissa A. (Peer reviewed; Journal article, 2023)

    • Redefining the oceanic distribution of Atlantic salmon 

      Rikardsen, Audun H.; Righton, David; Strøm, John Fredrik; Thorstad, Eva Bonsak; Gargan, Patrick G.; Sheehan, Timothy F.; Økland, Finn; Chittenden, Cedar; Hedger, Richard David; Næsje, Tor; Renkawitz, Mark; Sturlaugsson, Johannes; Caballero, Pablo; Baktoft, Henrik; Davidsen, Jan Grimsrud; Halttunen, Elina; Wright, Serena; Finstad, Bengt; Aarestrup, Kim (Peer reviewed; Journal article, 2021)
      Determining the mechanisms driving range-wide reductions in Atlantic salmon marine survival is hindered by an insufcient understanding of their oceanic ecology and distribution. We attached 204 pop-up satellite archival ...

    • Relationship between marine growth and sea survival of two anadromous salmonid fish species 

      Jensen, Arne Johan; Finstad, Bengt; Fiske, Peder; Forseth, Torbjørn; Rikardsen, Audun H.; Ugedal, Ola (Journal article; Peer reviewed, 2017)
      This study found empirical evidence supporting the “growth–survival” paradigm in the marine phase of Arctic char (Salvelinus alpinus) and brown trout (Salmo trutta). The paradigm postulates that larger or faster-growing ...

    • Revealing the full ocean migration of individual Atlantic salmon 

      Strøm, John Fredrik; Thorstad, Eva Bonsak; Hedger, Richard David; Rikardsen, Audun H. (Journal article; Peer reviewed, 2018)
      Knowledge of the complete horizontal migration and vertical movements of Atlantic salmon (Salmo salar L.) during the marine phase is important for understanding the link between individual processes and population recruitment. ...

    • Transmission dynamics of the monogenean Gyrodactylus salaris under seminatural conditions 

      Hendrichsen, Ditte Katrine; Kristoffersen, Roar; Gjelland, Karl Øystein; Knudsen, Rune; Kusterle, Stefan; Rikardsen, Audun H.; Henriksen, Eirik Haugstvedt; Smalås, Aslak; Olstad, Kjetil (Journal article; Peer reviewed, 2015)