Uncertainty in estimates of density and biomass of Norwegian spring spawning herring based on combined acoustic and trawl surveys Publikasjonsdetaljer Arrangement: (Sochi) År: 2013 Arrangør: The Polar Research Institute of Marine Fisheries and Ocean Du er her: Hjem Publikasjoner Vitenskapelig foredrag Uncertainty in estimates of density and biomass of Norwegian spring spawning herring based on combined acoustic and trawl surveys