TY JOUR TI EKOLOGO-FAUNISTIC ANALYSIS OF PARASITES OF STURGEON SPECIES (ACIPENSERIDAE) OF THE VOLGA-CASPIAN BASIN IN LONG-TERM ASPECT KW parasitofauna KW the Volga-Caspian basin KW contamination level KW specific variety KW sturgeon species KW helminthes JO Vestnik of Astrakhan State Technical University. Series: Fishing industry AU Volodina, V.. AU Voronina, E.. AU Konkova, A.. PY 2018 IS 2018 PB Astrakhan State Technical University