INTERNATIONAL MARINE SCIENTIFIC ACTIVITIES IN THE BALTIC SEA WITH SPECIAL REFERENCE TO ESTONIAN PARTICIPATION

The development of international marine research in the Baltic Sea during the 20th century and Estonian participation are described. The organization of the International Council for Exploration of the Sea and its different working groups connected to the research in the Baltic Sea is explained. The founding and activities of the Conference of Baltic Oceanographers and the Baltic Marine Biologists are described. The international synoptic investigations of the Baltic and especially the "Cooperative Synoptic Investigation of the Baltic", "The International Baltic Year", "Baltic Open Sea Experiment", "Patchiness Experiment", and "The Skagerrak Experiment" and their results are briefly discussed. Some other recent international cooperation is also touched upon. Estonian participation in these activities is explained.