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The occurrence of animal communities in certain water bodies of the Babia region (the Upper Zawoja and its vicinity) was studied. Some problems of environmental pollution and impoverishment of the plankton organisms in the waters of the region are discussed.
Z.Komala, Department of Experimental Zoology, Institute of Systematics and Evolution of Animals, Polish Academy of Sciences, Slawkowska 17, 31-016 Krakow, Poland.