East Siberian Sea main land]. "On the North." A line from the Northernmost point of Wrangel Island (179°30'W) to the Northern sides of the De Long Islands (including Henrietta and Jeannette Islands) and Bennett Island, thence to the Northern extremity of Kotelni Island. "On the East." From the Northernmost point of Wrangel Island through this island to Cape Blossom thence to Cape Yakan on the main land (176°40'E). Because it is open towards the Arctic Ocean in the north, the main gulfs of the East Siberian Sea, like the Kolyma Bay, the Kolyma Gulf and the Chaunskaya Bay, are all located in its
East Siberian taiga quite warm for the northerly location. Precipitation is low, ranging from to , decreasing from east to west. The topography of this ecoregion is varied, consisting of wide, flat plains and areas of karst topography. In contrast to the neighbouring West Siberian taiga, large bogs and wetlands are conspicuously absent. Some trees also shed their leaves annually, a characteristic of deciduous forests. Vegetation consists mainly of vast, dense forests of Dahurian Larch ("Larix gmelinii"), with Siberian Larch ("Larix sibirica") and hybrid between the Dahurian and Siberian Larches ("Larix x czekanowskii") occurring as one moves to the west. Cranberry ("Vaccinium oxycoccus")