Blar i NINA Brage på forfatter "Haugen, Thrond Oddvar"
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Area use and movement patterns of wild and escaped farmed Atlantic salmon before and during spawning in a large Norwegian river
Moe, Karina; Næsje, Tor; Haugen, Thrond Oddvar; Ulvan, Eva Marita; Aronsen, Tonje; Sandnes, Tomas; Thorstad, Eva Bonsak (Journal article, 2016)We compared the within-river movements and distribution of wild and escaped farmed Atlantic salmon Salmo salar before and during spawning in the Namsen river system of Central Norway. A total of 74 wild and 43 escaped ... -
Small larvae in large rivers: observations on downstream movement of European grayling Thymallus thymallus during early life stages
van Leeuwen, Casper; Dokk, Torkil; Haugen, Thrond Oddvar; Kiffney, P.M.; Museth, Jon (Journal article; Peer reviewed, 2017)Behaviour of early life stages of the salmonid European grayling Thymallus thymallus was investigated by assessing the timing of larval downstream movement from spawning areas, the depth at which larvae moved and the ...