TY JOUR TI CRITICAL FACTORS OF WATER CONTENT FOR FISH STOCKS IN THE WATER RESERVOIRS OF KAZAKHSTAN KW hydrological regime KW critical mark KW limits reference points KW commercial fish stock KW administrative decisions JO Vestnik of Astrakhan State Technical University. Series: Fishing industry AU Asylbekova, S.. AU Isbekov, K.. AU Kulikov, E.. PY 2017 IS PB Astrakhan State Technical University