Assessment of ecological safety of fish from anthropogenically polluted freshwater reservoirR.I. Bastanov, S.S. Shakirova, O.A. Gumenyuk, A.O. Derkho and E.A. KrasnopervaE3S Web Conf., 282 (2021) 03004DOI: https://doi.org/10.1051/e3sconf/202128203004