TY JOUR TI USE OF THE RESULTS OF PELAGIC FISH EARLY ONTOGENESIS STUDY IN FISHERIES MANAGEMENT KW early ontogenesis KW environmental factors KW ichthyoplankton KW population fecundity KW spawning biomass JO Vestnik of Astrakhan State Technical University. Series: Fishing industry AU Arkhipov, A.. PY 2013 IS 2013 PB Astrakhan State Technical University