Blar i FoU og forskningsartikler på forfatter "Aass, P."
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Long‐term variation in piscivory in a brown trout population: effect of changes in available prey organisms
L’Abée-Lund, J.H.; Aass, P.; Sægrov, H. (Journal article, 2002)The piscivorous behaviour in a brown trout (Salmo trutta L.) population was studied in four discrete periods over seven decades (1917–94) in the hydroelectric reservoir Tunhovdfjord in Norway established in 1919. Piscivorous ... -
Long‐term variation in the population structure of Arctic charr, Salvelinus alpinus, and brown trout, Salmo trutta
Aass, P.; Jensen, C.S.; L’Abée-Lund, Jan Henning; Vøllestad, Leif Asbjørn (Journal article, 2004)The effects of induced water level fluctuations and introduction of the mysid Mysis relicta Lovén on population structure of brown trout, Salmo trutta L., and Arctic charr, Salvelinus alpinus (L.), were studied during ...