The Gakkel Ridge (formerly known as the Nansen Cordillera and Arctic Mid-Ocean Ridge) is a mid-oceanic ridge. It is located in the Arctic Ocean between Greenland and Siberia. It is a divergent tectonic plate boundary between the North American Plate and the Eurasian Plate. It is in length. Geologically, it connects the northern end of the Mid-Atlantic Ridge with the Laptev Sea Rift.