TY JOUR TI Bioindication assessment of the ecological state of Sevastopol coastal waters KW bioindicators KW biomarkers KW prooxidant-antioxidant system KW mussels KW heterotrophic bacteria KW hydrocarbon-oxidizing bacteria KW Black sea JO Russian Journal of Biological Physics and Chemisrty AU Skuratovskaya, E.N. AU Doroshenko, Y.V. AU Alyomova, A.S. AU Kovaleva, M.A. PY 2020 IS 5 PB Federal State Educational Institution of Higher Education Sevastopol State University