Browsing Brage IMR by Author "Degnbol, P."

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Report on an acoustic survey for mackerel in the North Sea, Skagerrak and Kattegat in July - August 1987

Degnbol, P.; Iversen, Svein A.; Kirkegaard, E.; Lewy, P. (ICES CM Documents;1988/H:40, Working paper, 1988)

An acoustic survey in the North Sea, Skagerrak and Kattegat was carried out in July-August 1987 by vessels from Denmark and Norway. This paper gives the distribution and the abundance estimates for mackerel.
Report on the Herring Acoustic Surveys in the North Sea, Skagerrak and Kattegat during Summer 1989

Kirkegaard, E.; Aglen, Asgeir; Degnbol, P.; Hagström, Olle; Palmén, L-E.; Simmonds, E. John (ICES CM Documents;1990/H:24, Working paper, 1990)

Four herring acoustic surveys coordinated by ICES were carried out by Scottish, Norwegian, Swedish and Danish research vessels during the period 28 June to 9 August 1989. The reports on the individual surveys, giving a ...