%0 Journal Article %T EVALUATING WATER QUALITY IN VELIKAYA RIVER BY USING PHYTOPLANKTON CHARACTERISTICS %A Drozdenko, T.V. %A Antal, T.K. %K microalgae, phytoplankton, taxon, species composition, abundance, biomass, saprobity index, mouth of the Velikaya River. %J Vestnik of Astrakhan State Technical University. Series: Fishing industry %D 2021 %N %P 9 %I Astrakhan State Technical University