TY JOUR TI Features of Pacific herring (Clupea pallasii) fishery in January-April 2021 in the northern part of the Sea of Okhotsk KW herring KW Sea of Okhotsk KW catch KW fishing vessels KW body length JO Fisheries AU Smirnov, A.A. AU Omelchenko, Y.V. AU Semenov, Y.K. AU Elatinceva, J.A. PY 2021 IS 2021 PB FSBI "TSUREN"