TY JOUR TI MODERN STATUS OF THE MICROECOSYSTEMS OF THE NORTHERN CASPIAN KW microorganisms KW saprotrophs KW opportunistic bacteria KW antibiotic resistance KW pathogenicity factors KW bacterioplankton KW bacteriobenthos KW the Northern Caspian JO Vestnik of Astrakhan State Technical University. Series: Fishing industry AU Dyakova, S.. AU Galyautdinova, E.. AU Lardygina, E.. PY 2018 IS PB Astrakhan State Technical University