A marginal sea of the North Atlantic Ocean which consists of the waters between the continental shelves of Norway and Spitsbergen to the east and the Mohn Ridge and Jan Mayen Ridge to the west. It adjoins the Barents Sea to the northeast, the Greenland Sea to the northwest, the Iceland Sea to the west, and the North Sea to the southeast. It covers an area of 1,383,000 km2, has a volume of 2,408,000 km3, and a mean depth of 1742 m. The term Norwegian Sea has also been used to collectively refer to the sea described here along with the Greenland Sea and the Iceland Sea.