Complex sanitary-prophilactic estimation of rivers for drinking water use

The data of hygienic condition of some Saratov region reservoirs are presented: the role ofChironomidae (Diptera) larvae in the open reservoirs qualitative estimation in the condition of anthropogenic pollution is pointed out The available data on sensitivity ofChironomidae to different types of compounds stress on the great opportunities of their practical use in qualitative and quantitative biotesting of various pollutions.