The Dalniy Vostok freezer boat had 132 people on board when it went down last night, 330km west of Krutogorovsky settlement.
International media report that the captain is among those dead.
Sixty-three people have been rescued with many of them suffering from hypothermia.
What caused the accident still remains unclear but a captain of one of the 26 rescue ships taking part in the search said weather conditions were severe when the trawler sank.
He
