The Bering Sea, located between Russia and Alaska, has several synonyms that are used interchangeably. One commonly used synonym is the Bering Strait, which refers to the narrow passage between the Pacific and Arctic Oceans that separates Russia and Alaska. Another synonym is the Anadyr Sea, which is named after the Anadyr River in Russia. The Chukchi Sea is also considered a synonym for the Bering Sea, as it is an extension of it that covers a large area off the coast of Alaska and Russia. Lastly, the Sea of Okhotsk, located north of the Kuril Islands, is sometimes referred to as the northern extension of the Bering Sea.