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 Siberian Sea southern limits. There are no islands in the middle of the East Siberian Sea, but there are a few islands and island groups in its coastal waters, like Ayon Island and the Medvyezhi island group. The total area of the islands is only 80 km. Some islands mostly consist of sand and ice and gradually erode. The total catchment area is 1,342,000 km. Among the rivers flowing into the East Siberian Sea, the Indigirka, Alazeya, Uyandina, Chukochya, Kolyma, Rauchua, Chaun, and Pegtymel are the most important. Only a few rivers are navigable. The coastline of the sea is 3,016 km