Blar i Brage IMR på forfatter "Hedger, Richard David"
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Effects of salmon lice infection on the behaviour of sea trout in the marine phase
Gjelland, Karl Øystein; Serra-Llinares, Rosa Maria; Hedger, Richard David; Arechavala-Lopez, Pablo; Nilsen, Rune; Finstad, Bengt; Uglem, Ingebrigt; Skilbrei, Ove; Bjørn, Pål Arne (Journal article; Peer reviewed, 2014-07-09)Salmon lice Lepeophtheirus salmonis Krøyer may affect survival and growth of anadromous salmonids through physiological stress and/or behavioural changes. Using acoustic telemetry tracking, we investigated the behaviour ... -
Net-biting and escape behaviour in farmed Atlantic cod Gadus morhua: effects of feed stimulants and net traits
Damsgård, Børge; Høy, Erik; Uglem, Ingebrigt; Hedger, Richard David; Izquierdo-Gomez, David; Bjørn, Pål Arne (Journal article; Peer reviewed, 2012-09-25)Preventing farmed fish from escaping sea cages is a major challenge for developing sustainable aquaculture practices. In this study, the individual behaviour of Atlantic cod Gadus morhua to inspect and bite the net was ...