Puerto Rico Trench Puerto Rico Trench The Puerto Rico Trench is located on the boundary between the Caribbean Sea and the Atlantic Ocean. The oceanic trench is associated with a complex transition between the Lesser Antilles subduction zone to the south and the major transform fault zone or plate boundary, which extends west between Cuba and Hispaniola through the Cayman Trough to the coast of Central America. The trench is long and has a maximum depth of or 5.373 miles at Milwaukee Deep, which is the deepest point in the Atlantic Ocean and the deepest point not in the Pacific Ocean. Scientific studies
Litke Deep 200 metres deep. The Eurasian Basin stretches from northeastern part of Greenland past the Svalbard archipelago, Franz Josef Land and Severnaya Zemlya to the Taymyr Peninsula. Sometimes the Molloy Deep is mentioned as the deepest point in the Arctic Ocean, this deep however lies in the Fram Strait in the Greenland Sea. The Litke Deep was located in 1955 by the russian icebreaker ”Fyodor Litke” expedition. It is named after russian explorer Fyodor Petrovich Litke. Litke Deep Litke Deep () is an oceanic trench in the Arctic Ocean. It is the deepest known point in the Arctic Ocean. It is