Browsing USN Open Archive by Author "Thorarensen, Helgi"

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    • The effect of CO2, total ammonia nitrogen and pH on growth of juvenile lumpfish (Cyclopterus lumpus) 

      Thorarensen, Helgi; Imsland, Albert; Monroe, Amber Christina (Peer reviewed; Journal article, 2023)
      The objective of this study was to examine the effects of CO2, total ammonia nitrogen (TAN: nitrogen bound as either NH3 or NH4+) and pH on the growth and survival of juvenile lumpfish in a two-month growth study. The ...

    • Wild and Farmed Arctic Charr as a Tourism Product in an Era of Climate Change 

      Helgadóttir, Guðrún; Renssen, Hans; Olk, Tom Robin; Oredalen, Tone Jøran; Haraldsdóttir, Laufey; Skúlason, Skúli; Thorarensen, Helgi (Journal article; Peer reviewed, 2021)
      The topic investigated is the social-ecological system of Arctic charr (Salvelinus alpinus) fishing and aquaculture as a tourism product in an era of climate change. Arctic charr is a resilient salmonid species that was ...