TY JOUR TI IMPACT OF ENVIRONMENT FACTORS ON THE FORMATION OF CASPIAN ROACH (RUTILUS RUTILUS CASPICUS) COMMERCIAL CATCHES IN THE VOLGA-CASPIAN AND THE NORTH-CASPIAN FISHERY SUBAREAS KW vobla (Rutilus rutilus caspiсus) KW the Volga-Caspian and the North Caspian fisheries subareas KW catches KW fishing conditions JO Vestnik of Astrakhan State Technical University. Series: Fishing industry AU Vetlugina, T.. PY 2017 IS PB Astrakhan State Technical University