%0 Journal Article %T Long-term variability of quantitative indices of zooplankton in the western part of the Northern Caspian %A Mikhajlova, A.. %A Nikulina, L.. %K zooplankton, western part of the Northern Caspian, abundance, biomass, taxonomic units %J Vestnik of Astrakhan State Technical University. Series: Fishing industry %D 2025 %N 2025 %P 5 %I Astrakhan State Technical University