TY JOUR TI Heavy metal content in muscle tissue of pikeperch Sander lucioperca in different reaches of Rybinsk Reservoir KW Rybinsk Reservoir KW pikeperch Sander lucioperca KW muscle tissue KW heavy metal content KW concentration KW fatness factor JO Vestnik of Astrakhan State Technical University. Series: Fishing industry AU Payuta, A.. AU Flerova, E.. AU Zaitseva, Y.. PY 2022 IS 2022 PB Astrakhan State Technical University