Report of the international bottom trawl survey in the North Sea, Skagerrak and Kattegat in 1997: Quarter 1
(1998). Report of the international bottom trawl survey in the North Sea, Skagerrak and Kattegat in 1997: Quarter 1. CM Documents - ICES, CM 1998(D:6). International Council for the Exploration of the Sea: Copenhagen. i, 5 + tables + figures pp.
Part of: ICES CM Documents - ICES. ICES: Copenhagen. ISSN 1015-4744