STRUCTURAL-FUNCTIONAL STATE OF ZOOBENTHOS OF DNIEPROVSKE RESERVOIR

Ranging of water quality of stations of Dnieprovske reservoir has been conducted on the basis of zoobenthos indexes, summarized by the combined index of the state of community. Estimation of the degree of inhibiting influence of sewages of different origin has been carried out concerning zoobenthos organisms and areas of the water-body part which is influenced by sewage. It has been found out that the cleanest areas of the reservoir are situated in the profundal and in influxes which are not undergone sewage action.