The East Siberian Sea (Russian: Восто́чно-Сиби́рское мо́ре) is a marginal sea in the Arctic Ocean. It is locate between the Arctic Cape in the North, the coast of Siberia in the South, the New Siberian Islands in the West and Wrangel Island in the East. This sea is bordering on the Laptev Sea in the West and the Chukchi Sea in the East.