Blar i Brage IMR på forfatter "Stefansson, Sigurd O."
-
Seawater adaptability of two strains of arctic char (Salvelinus alpinus) reared under different light regimes
Stefansson, Sigurd O.; Hansen, Tom; Holm, Jens Christian (ICES CM Documents;1987/F:37, Working paper, 1987)Groups of Arctic char (Salvelinus alpinus) were reared under three experimental light regimes. Two different strains of char were used, one non-migratory from south Norway, the other anadromous from northern Norway. All ... -
The effect of different photoperiods on growth and smoltification in Atlantic salmon (Salmo salar)
Stefansson, Sigurd O.; Hansen, Tom; Nævdal, Gunnar; Torrissen, Ole (ICES CM Documents;1985/F:32, Working paper, 1985)Photoperiod has been implicated as an effective mediator of growth and smelting in Atlantic salmon (Salmo salar). To investigate this 0+ parr of Atlantic salmon were treated with three different photoperiods: 24Light:0Dark; ...