TY JOUR TI Current state of bacterioplankton in Northern Caspian KW bacterioplankton KW total number of bacteria KW saprotrophic bacteria KW oil-oxidizing bacteria KW biogenic substances KW the North Caspian JO Vestnik of Astrakhan State Technical University. Series: Fishing industry AU Dyakova, S.. AU Soprunova, O.. AU Galyautdinova, E.. AU Menkova, A.. AU Baubekova, D.. AU Proskurina, V.. AU Lardygina, E.. AU Galkina, Y.. AU Degtyareva, L.. AU Chekhomov, S.. PY 2021 IS PB Astrakhan State Technical University