• Age of European silver eels during a period of declining abundance in Norway 

      Durif, Caroline; Diserud, Ola Håvard; Sandlund, Odd Terje; Thorstad, Eva Bonsak; Poole, Russell; Bergesen, Knut Aanestad; Escobar, Rosa; Shema, Steven; Vøllestad, Leif Asbjørn (Peer reviewed; Journal article, 2020)
      The European eel (Anguilla anguilla) is critically endangered throughout its range. Knowledge about age distribution of future spawners (silver eels) is essential to monitor the status and contribute to the recovery of ...
    • Age of European silver eels during a period of declining abundance in Norway 

      Durif, Caroline; Diserud, Ola Håvard; Sandlund, Odd Terje; Thorstad, Eva Bonsak; Poole, Russell; Bergesen, Knut; Bergesen, Knut Aanestad; Escobar-Lux, Rosa H; Shema, Steven; Vøllestad, Leif Asbjørn (Peer reviewed; Journal article, 2020)
      The European eel (Anguilla anguilla) is critically endangered throughout its range. Knowledge about age distribution of future spawners (silver eels) is essential to monitor the status and contribute to the recovery of ...
    • Atlantic haddock (Melanogrammus aeglefinus) larvae have a magnetic compass that guides their orientation 

      Cresci, Alessandro; Paris, Claire B.; Foretich, Matthew A.; Durif, Caroline; Shema, Steven; O'Brien, James E.; Vikebø, Frode Bendiksen; Skiftesvik, Anne Berit; Browman, Howard (Peer reviewed; Journal article, 2019)
      Atlantic haddock (Melanogrammus aeglefinus) is a commercially important species of gadoid fish. In the North Sea, their main spawning areas are located close to the northern continental slope. Eggs and larvae drift with ...
    • Forskningsfangst av ål - Sluttrapport HI-prosjekt 81333 

      Durif, Caroline (Rapport fra havforskningen;Nr. 22 - 2017, Research report, 2017)
    • Forskningsfangst etter ål (2017), sluttrapport 

      Durif, Caroline; Skiftesvik, Anne Berit (Rapport fra havforskningen;19-2018, Research report, 2018)
    • Glass eels (Anguilla anguilla) have a magnetic compass linked to the tidal cycle 

      Cresci, Alessandro; Paris, Claire B.; Durif, Caroline; Shema, Steven; Bjelland, Reidun Marie; Skiftesvik, Anne Berit; Browman, Howard (Journal article; Peer reviewed, 2017)
      The European eel (Anguilla anguilla) has one of the longest migrations in the animal kingdom. It crosses the Atlantic Ocean twice during its life history, migrating between the spawning area in the Sargasso Sea and Europe, ...
    • Glass eels (Anguilla anguilla) imprint the magnetic direction of tidal currents from their juvenile estuaries 

      Cresci, Alessandro; Durif, Caroline; Paris, Claire B.; Shema, Steven D.; Skiftesvik, Anne Berit; Browman, Howard (Journal article; Peer reviewed, 2019)
      The European eel (Anguilla anguilla) hatches in the Sargasso Sea and migrates to European and North African freshwater. As glass eels, they reach estuaries where they become pigmented. Glass eels use a tidal phase-dependent ...
    • Long-term variation in numbers and biomass of silver eels being produced in two European river systems 

      Poole, W. Russell; Diserud, Ola Håvard; Thorstad, Eva Bonsak; Durif, Caroline; Dolan, Conor; Sandlund, Odd Terje; Bergesen, Knut Aanestad; Rogan, Gerard; Kelly, Sean D.; Vøllestad, Leif Asbjørn (Journal article; Peer reviewed, 2018)
      The European eel (Anguilla anguilla) population has been in decline at least since the 1960s and reliable regional information, particularly on the spawner production and escapement (i.e. the silver eel life stage), is a ...
    • The lunar compass of European glass eels (Anguilla anguilla) increases the probability that they recruit to North Sea coasts 

      Cresci, Alessandro; Sandvik, Anne Dagrun; Sævik, Pål Næverlid; Ådlandsvik, Bjørn; Olascoaga, Maria Josefina; Miron, Philippe; Durif, Caroline; Skiftesvik, Anne Berit; Browman, Howard; Vikebø, Frode Bendiksen (Peer reviewed; Journal article, 2020)
      The European eel hatches in the Sargasso Sea and migrates across the Atlantic Ocean toward Europe. At the continental shelf, larvae metamorphose into glass eels and then recruit to coastal habitats and estuaries. Among ...
    • Magnetic Compass Orientation in the European Eel 

      Durif, Caroline; Browman, Howard; Phillips, John B.; Skiftesvik, Anne Berit; Vøllestad, Leif Asbjørn; Stockhausen, Hagen (Peer reviewed; Journal article, 2013)
    • Program rensefisk: Adferd og artssamspill i laksemerder 

      Skiftesvik, Anne Berit; Bjelland, Reidun Marie; Durif, Caroline; Moltumyr, Lene; Hjellum, Ruth Berit; Halvorsen, Kim Aleksander Tallaksen (Rapport fra havforskningen;33-2018, Research report, 2018)
      Rensefisk er lakseoppdretternes viktigste, ikke-medikamentelle hjelpemiddel i kampen mot lakselus. Det brukes ofte flere arter rensefisk i kombinasjon, men det er lite kjent om adferd og artssamspill kan påvirke effekten ...
    • Program rensefisk: atferd og artssamspill i laksemerder. Delrapport FHF-Prosjekt 900978 

      Skiftesvik, Anne Berit; Bjelland, Reidun; Durif, Caroline; Hjellum, Ruth Berit (Rapport fra Havforskningen;24-2016, Working paper, 2016-06)
      English: Cleanerfish used in salmon farming are considered the most important non-pharmaceutical tool to reduce salmon lice infestation. Several species of cleanerfish are often used in combination, but there is little ...
    • Program rensefisk: Kunstig lys og rensefisk - Sluttrapport FHF prosjekt 901146 

      Skiftesvik, Anne Berit; Bjelland, Reidun Marie; Durif, Caroline; Halvorsen, Kim Aleksander Tallaksen; Shema, Steven; Fields, David M.; Browman, Howard (Rapport fra havforskningen;Nr. 16 - 2017, Research report, 2017)
    • Seleksjon i leppefiskredskap 

      Jørgensen, Terje; Bjelland, Reidun; Halvorsen, Kim; Durif, Caroline; Shema, Steven; Skiftesvik, Anne Berit (Rapport fra Havforskningen;Nr. 2-2017, Working paper, 2017)
    • Seleksjon i leppefiskredskap - FHF-prosjekt 901253, sluttrapport 

      Jørgensen, Terje; Bjelland, Reidun Marie; Halvorsen, Kim Aleksander Tallaksen; Durif, Caroline; Shema, Steven; Larsen, Torkel; Thompson, Cameron; Skiftesvik, Anne Berit (Rapport fra havforskningen;Nr. 32 - 2017, Research report, 2017)
    • Sluttrapport forskningsfangst etter ål (2018) - HI prosjekt 81333 

      Durif, Caroline; Skiftesvik, Anne Berit (Rapport fra havforskningen;2019 - 46, Research report, 2019)
      Bakgrunn for prosjektet Europeisk ål er en viktig del av kystøkosystemet, spesielt i Sør-Norge. Anguilla anguilla er en katadrom fisk. Det vil si at den gyter i saltvann og vokser opp i ferskvann (gulålstadiet). Imidlertid ...
    • The planktonic stages of the salmon louse (Lepeophtheirus salmonis) are tolerant of end-of-century pCO2 concentrations 

      Thompson, Cameron; Fields, David M.; Bjelland, Reidun Marie; Chan, Vera BS; Durif, Caroline; Mount, Andrew; Runge, Jeffrey A.; Shema, Steven; Skiftesvik, Anne Berit; Browman, Howard (Journal article; Peer reviewed, 2019)
      The copepod Lepeophtheirus salmonis is an obligate ectoparasite of salmonids. Salmon lice are major pests in salmon aquaculture and due to its economic impact Lepeophtheirus salmonis is one of the most well studied species ...
    • The relationship between the moon cycle and the orientation of glass eels (Anguilla anguilla) at sea 

      Cresci, Alessandro; Durif, Caroline; Paris, Claire B.; Thompson, Cameron; Shema, Steven; Skiftesvik, Anne Berit; Browman, Howard (Journal article; Peer reviewed, 2019)
      Links between the lunar cycle and the life cycle (migration patterns, locomotor activity, pulses in recruitment) of the European eel (Anguilla anguilla) are well documented. In this study, we hypothesized that the orientation ...
    • Timing and pattern of annual silver eel migration in two European watersheds are determined by similar cues 

      Sandlund, Odd Terje; Diserud, Ola Håvard; Poole, Russell; Bergesen, Knut Aanestad; Dillane, Mary; Rogan, Gerard; Durif, Caroline; Thorstad, Eva Bonsak; Vøllestad, Leif Asbjørn (Peer reviewed; Journal article, 2017)
      Many animals perform long-distance migrations in order to maximize lifetime reproductive success. The European eel migrates several thousand kilometers between their feeding habitats in continental waters (fresh-,brackish, ...