Browsing Publikasjoner fra CRIStin - NINA by Author "Alfredsen, Knut"

Now showing items 1-6 of 6

    • Can Energy Depletion of Wild Atlantic Salmon Kelts Negotiating Hydropower Facilities Lead to Reduced Survival? 

      Baktoft, Henrik; Gjelland, Karl Øystein; Szabo-Meszaros, Marcell; Silva, Ana T.; Riha, Milan; Økland, Finn; Alfredsen, Knut; Forseth, Torbjørn (Peer reviewed; Journal article, 2020)
      Repeat spawners constitute an important component of Atlantic salmon populations, but survival of post-spawning individuals (kelts) are often compromised by anthropogenic structures such as hydropower plants (HPPs). Potential ...

    • Experimental hydraulics on fish-friendly trash-racks: an ecological approach 

      Szabo-Meszaros, Marcell; Navaratnam, Christy Ushanth; Aberle, Jochen; Silva, Ana T.; Forseth, Torbjørn; Calles, Olle; Fjeldstad, Hans-Petter; Alfredsen, Knut (Journal article; Peer reviewed, 2018)

    • Experimental hydraulics on fish-friendly trash-racks: an ecological approach 

      Szabo-Meszaros, Marcell; Navaratnam, Christy Ushanth; Aberle, Jochen; Silva, Ana T.; Forseth, Torbjørn; Calles, Olle; Fjeldstad, Hans-Petter; Alfredsen, Knut (Journal article; Peer reviewed, 2018)

    • Handbook for environmental design in regulated salmon rivers 

      Forseth, Torbjørn; Harby, Atle; Ugedal, Ola; Pulg, Ulrich; Fjeldstad, Hans-Petter; Robertsen, Grethe; Barlaup, Bjørn Torgeir; Alfredsen, Knut; Sundt, Håkon; Saltveit, Svein Jakob; Skoglund, Helge; Kvingedal, Eli; Sundt-Hansen, Line Elisabeth Breivik; Finstad, Anders; Einum, Sigurd; Arnekleiv, Jo Vegar (NINA Special Report;53, Book, 2014)
      Forseth, T. & Harby, A. (eds.). 2014. Handbook for environmental design in regulated salmon rivers. - NINA Special Report 53. 90 pp.

    • Perspectives on the environmental implications of sustainable hydro-power: comparing countries, problems and approaches 

      Alfredsen, Knut; Helland, Ingeborg Palm; Martins, Eduardo G.; Power, Michael (Peer reviewed; Journal article, 2022)
      Perspectives on the Environmental Implications of Sustainable Hydropower gathers scientific papers from three of the worlds most important hydropower producers to discuss aspects of sustainable hydropower and the means by ...

    • Utfall av Trollheim kraftverk i juli 2008. Effekter av fiskebestandene i Surna 

      Forseth, Torbjørn; Stickler, Morten; Ugedal, Ola; Sundt, Håkon; Bremset, Gunnbjørn; Linnansaari, Tommi; Hvidsten, Nils Arne; Harby, Atle; Bongard, Terje; Alfredsen, Knut (NINA Rapport;435, Research report, 2009)
      Forseth, T., Stickler, M., Ugedal, O., Sundt, H., Bremset, G., Linnansaari, T., Hvidsten, N.A., Harby, A., Bongard, T. & Alfredsen, K. 2009. Utfall av Trollheim kraftverk i juli 2008. Effekter på fiskebestandene i Surna. ...