Species composition of the Kuršių marios Lagoon and the south-eastern Baltic coastal zone phytoplankton. – Botanica Lithuanica, 2(3); 259–300

List of species presented in this papre is compiled on the basis of the author's investigations on the phytoplankton of the Kuršių marios Lagoon and the south-eastern Baltic coastal zone obtained in 1980–1995. During this period 517 species were recorded, 438 species were found in the Lagoon, 422 species in the coastal zone of the Sea, and 343 species were common for the both water bodies. The list of species is completed by the data of the previous authors who dtudied phytoplankton composition in the Lagoon and in the southern and eastern parts of the Baltic Proper. In total it includes 644 species. Also the most common spcies synonyms and available data on species in respect to salinity and temperature, their life forms, toxicity and eutrophication are presented.

Keywords: phytoplankton, check-list, the Baltic Sea.