%0 Journal Article %T Biological monitoring of the quality of water in St. Petersburg %A Kozlova, K.S. %A Shkorko, M.Y. %A Zhurovich, E.A. %A Alekseev, G.V. %K water, water biomonitoring, water supply, purification. %J Journal of Natural Sciences Research %D 2018 %N 3 %P 3 %I INFRA-M Academic Publishing LLC.