Blar i Brage NMBU på forfatter "Hillersøy, Grethe"
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Annual variation in the diet of the European shag (Phalacrocorax aristotelis) at Sklinna, central Norway, and a possible relationship between reproduction and abundance of year class 1-saithe in the diet
Hillersøy, Grethe (Master thesis, 2011-05-09)Monitoring of seabirds is an important task due to large current environmental and ecosystem changes which have affected many species of seabirds severely through affecting their food supplies. Declines in food supplies ...