Доминантный комплекс и сезонная динамика развития зоопланктона в водохранилищах урбанизированных территорий

The Structure of animal plankton was studied in upper and lower reservoirs located within the precints of Minsk city. It is observed that under the influence of a complex of pollutants the number of dominant species in plankton of the lower reservoir reduces by half, the shave of Rotifera increases, chiefly, through species of Brachionidae family, the quantity of biomass reduces approximately by 3 times