East Siberian Sea East Siberian Sea The East Siberian Sea () is a marginal sea in the Arctic Ocean. It is located between the Arctic Cape to the north, the coast of Siberia to the south, the New Siberian Islands to the west and Cape Billings, close to Chukotka, and Wrangel Island to the east. This sea borders on the Laptev Sea to the west and the Chukchi Sea to the east. This sea is one of the least studied in the Arctic area. It is characterized by severe climate, low water salinity, and a scarcity of flora, fauna and human population, as
East-Prinovozemelsky field immediately fatal for the venture, as under the terms of the agreement ExxonMobil has until 2023 to begin operations in the field. The South Kara Sea hydrocarbons basin lies on the same geological trend with the Western Siberian hydrocarbon province. The East-Prinovozemelsky area covers . According to Rosneft, the estimated oil in place is and the estimated natural gas in place is . Of this of oil and of gas lies in EPNZ-1 block, of oil and of gas in EPNZ-2, and of oil and of gas in EPNZ-3. East-Prinovozemelsky field The East-Prinovozemelsky field (also referred as Vostochno-Prinovozemelskoye structure –