• An effective method for the recapture of escaped farmed salmon 

      Chittenden, Cedar; Rikardsen, Audun H.; Skilbrei, Ove Tommy; Davidsen, Jan Grimsrud; Halttunen, Elina; Skardhamar, Jofrid; McKinley, R. Scott (Journal article; Peer reviewed, 2011)
      ABSTRACT: The search for effective strategies to prevent and mitigate accidental releases of aquaculture fishes is on-going. To test a new recapture strategy and evaluate the individual dispersal behaviour of escaped farmed ...
    • Early marine migration of European silver eel (Anguilla anguilla) in Northern Norway 

      Davidsen, Jan Grimsrud; Finstad, Bengt; Økland, Finn; Thorstad, Eva Bonsak; Mo, Tor Atle; Rikardsen, Audun H. (Journal article; Peer reviewed, 2011)
    • Homing behaviour of Atlantic salmon (Salmo salar) during final phase of marine migration and river entry 

      Davidsen, Jan Grimsrud; Rikardsen, Audun H.; Thorstad, Eva Bonsak; Halttunen, Elina; Mitamura, Hiromichi; Præbel, Kim; Skardhamar, Jofrid; Næsje, Tor (Journal article; Peer reviewed, 2013-03-11)
      Little is known about Atlantic salmon behaviour during the last phase of the marine homing migration and subsequent river entry. In this study, 56 adult Atlantic salmon in the Alta Fjord in northern Norway were equipped ...
    • Marine depth use of sea trout Salmo trutta in fjord areas of Central Norway 

      Eldøy, Sindre Håvarstein; Davidsen, Jan Grimsrud; Thorstad, Eva Bonsak; Whoriskey, Frederick G.; Aarestrup, Kim; Næsje, Tor; Rønning, Lars; Sjursen, Aslak Darre; Rikardsen, Audun H.; Arnekleiv, Jo Vegar (Journal article; Peer reviewed, 2017)
      The vertical behaviour of 44 veteran sea trout Salmo trutta (275–580 mm) in different marine fjord habitats (estuary, pelagic, near shore with and without steep cliffs) was documented during May–February by acoustic ...
    • Marine migration and habitat use of anadromous brown trout Salmo trutta 

      Eldøy, Sindre Håvarstein; Davidsen, Jan Grimsrud; Thorstad, Eva Bonsak; Whoriskey, F.; Aarestrup, K.; Næsje, Tor; Rønning, Lars; Sjursen, Aslak Darre; Rikardsen, Audun H.; Arnekleiv, Jo Vegar (Journal article, 2015)
      The biology and ecology of anadromous brown trout (Salmo trutta) at sea is poorly understood. This study provided information on spatial and temporal distribution of sea trout in the ocean. The behaviour of 115 individuals ...
    • Ny teknologi for overvåking av oppdrettsmiljø og fiskevelferd i oppdrettsmerder. Sluttrapport for FHF prosjekt 900085 

      Aas-Hansen, Øyvind; Stien, Lars Helge; Gytre, Trygve; Tennøy, Torodd; Bjørnsen, Jan Eyolf; Evensen, Tor Hatten; Sæther, Bjørn-Steinar; Damsgård, Børge; Brataas, Ragnar; Finne, Dag Einar; Koren, Christian; Alfredsen, Jo Arve; Rikardsen, Audun H.; Kristiansen, Tore S (Nofima rapportserie;, Research report, 2010)
      Det er kjent at oppdrettsfisk som trives er god butikk, da de vil vokse fortere, være mindre utsatt for sykdom og gi bedre produktkvalitet. Samtidig stiller markedene økende krav til etisk produksjon, inklusiv dokumentasjon ...