Siberian Shelf Siberian Shelf The Siberian Shelf, one of the Arctic Ocean coastal shelves (such as the Milne Ice Shelf), is the largest continental shelf of the Earth, a part of the continental shelf of Russia. It extends from the continent of Eurasia in the general area of North Siberia (hence the name) into the Arctic Ocean. It stretches to offshore. It is relatively shallow, with average depth of 100 m. A number of islands are within the shelf, including the Wrangel Island, Novaya Zemlya, and the New Siberian Islands. It is encompassed by the Kara Sea, Laptev Sea, and East Siberian
Novaya Zemlya under naval escort to deliver desperately needed Lend-Lease supplies to northern Soviet seaports. Destruction of the Allied convoys was thus a top priority for the German Navy — and brought World War II to Novaya Zemlya. The most ill-fated and one of the largest Arctic convoys, code-named “PQ-17,” left Iceland on June 27, 1942. It consisted of thirty-four merchant ships, six destroyer escorts, fifteen additional armed ships (among which were two Free-French corvettes), and three small rescue craft. The fast-moving convoy encountered ice floes on June 30 and was forced to reduce speed. On the following morning, the convoy was