TY JOUR TI Fishery characteristics of whitefish (Coregonus lavaretus L.) and zander (Sander lucioperca L.) in Vygozero Reservoir (White Sea catchment area) KW whitefish KW zander KW Karelia KW Vygozero Reservoir KW fishing KW biological parameters KW abundance KW biomass JO Vestnik of Astrakhan State Technical University. Series: Fishing industry AU Georgiev, A.. AU Cherepanova, N.. AU Shirokov, V.. PY 2023 IS PB Astrakhan State Technical University