Long-term changes of zooplankton abundance in the Gulf of Riga
Sidrevics, L.; Line, R.; Berzinsh, V.; Kornilovs, G. (1993). Long-term changes of zooplankton abundance in the Gulf of Riga. CM Documents - ICES, C.M. 1993(L:15). International Council for the Exploration of the Sea: Copenhagen. 5 + tables + figures pp.
Part of: ICES CM Documents - ICES. ICES: Copenhagen. ISSN 1015-4744