%0 Journal Article %T FEATURES OF GILL FORMATION IN ROACH FRY ON SPAWNING GROUNDS OF THE VOLGA DELTA %A Terpugova, N.. %A Grushko, M.. %A Fedorova, N.. %K roach, fry, larvae, spawning ground, histology, gills, the Volga delta %J Vestnik of Astrakhan State Technical University. Series: Fishing industry %D 2019 %N %P 5 %I Astrakhan State Technical University