TY JOUR TI ANALYZING STOCK STATUS OF MAIN COMMERCIAL FISH IN KUIBYSHEV RESERVOIR IN 2000–2018 AND EFFECTIVENESS IN FISHING KW the Kuibyshev Reservoir KW ichthyofauna KW commercial species KW bream KW zander KW carp KW small-sized ordinary fish KW fishing stock JO Vestnik of Astrakhan State Technical University. Series: Fishing industry AU Shakirova, F.. AU Severov, Y.. AU Anokhina, O.. AU Gorshkov, M.. AU Valieva, G.. AU Granin, A.. AU Akhtyamova, R.K. PY 2021 IS PB Astrakhan State Technical University