TY JOUR TI Monitoring of the most important biological indicators of some echinoderms grown in the conditions of a marine farm in the waters of Askold Island and the Dunay Bay (Sea of Japan, Peter the Great Hall) KW Far Eastern trepang KW grey sea urchin KW Dunay Bay KW coastline of Askold Island KW main biological characteristics JO Fisheries AU Politaeva, A.A. AU Matrosova, I.V. PY 2022 IS 2022 PB FSBI "TSUREN"