TY JOUR TI DYNAMICS OF CATCHES, ABUNDANCE AND STOCK OF BIG-EYED SHAD ALOSA SAPOSCHNIKOWII (GRIMM) IN THE NORTHERN CASPIAN KW big-eyed shad KW catches KW distribution KW natural mortality JO Vestnik of Astrakhan State Technical University. Series: Fishing industry AU Andrianova, S.. AU Barabanov, V.. PY 2012 IS 2012 PB Astrakhan State Technical University