TY JOUR TI LINEAR-WEIGHT CHARACTERISTICS OF STERLET ACIPENSER RUTHENUS (LINNAEUS, 1758) OF THE LOWER IRTYSH (UVAT DISTRICT) KW sterlet (Acipenser ruthenus) KW the Lower Irtysh KW linear-weight characteristics KW weight gain KW maturity stages KW rostrum JO Vestnik of Astrakhan State Technical University. Series: Fishing industry AU Volosnikov, G.. PY 2018 IS 2018 PB Astrakhan State Technical University