%0 Journal Article %T TO THE QUESTION OF ACCUMULATION OF HEAVY METALS (Pb, Hg, As) IN THE COMPONENTS OF AQUATIC ECOSYSTEMS OF ESTUARINE AREA OF THE RED RIVER (VIETNAM) %A Volkova, I.. %A Nguyen, T.. %K heavy metals, enrichment coefficients of heavy metals, bottom sediments, mollusks Meretrix lyrata, bioaccumulation %J Vestnik of Astrakhan State Technical University. Series: Fishing industry %D 2018 %N %P 8 %I Astrakhan State Technical University