Blar i Research Programmes på forfatter "Tjøstheim, Dag"
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The sampling volume of trawl and acoustics: estimating availability probabilities from observations of tracked individual fish
Handegard, Nils Olav; Tjøstheim, Dag (Journal article; Peer reviewed, 2009-03-10)The effective sampling volume of trawl and acoustics is an important parameter in fish abundance estimation surveys. This paper presents a method to compute the probability of a fish being available to the bottom trawl and ...