TY JOUR TI Production and ecological characteristics of zooplankton in water bodies of lower reaches and delta parts of river Volga KW zooplankton KW abundance KW biomass KW food capacity of the reservoir KW dominants KW subdominants JO Vestnik of Astrakhan State Technical University. Series: Fishing industry AU Kraynova, A.. AU Melnik, I.V. AU Vasil'eva, E.G. PY 2022 IS 2022 PB Astrakhan State Technical University