Blar i Department of Biological Sciences på forfatter "Einarsson, Haraldur Arnar"
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Length Related Diurnal Vertical Migration of Cod (Gadus morhua L.), Haddock (Melanogrammus aeglefinus L.) and Redfish (Sebastes spp.) in the Barents Sea
Einarsson, Haraldur Arnar (Master thesis, 2001)Vertical fish migrations can increase variability in bottom survey data, especially if unknown diurnal length-frequency distribution is different between layers. Surveys, using echo sounder technique to estimate demersal ...