Upernattivik

Upernattivik – also known as Upernarsuak – is an uninhabited island in King Frederick VI Coast, southeastern Greenland. Administratively it is part of the Sermersooq municipality.

Geography
Upernattivik is a coastal island in Umivik Bay, located between the Fridtjof Nansen Peninsula to the north and the Odinland Peninsula to the south. The Torsukattak is an 800 m wide sound that separates the island from the mainland in the north and the broader Umiiviip Kangertiva Fjord is located to the south.

The island is 18 km long with a maximum width of 11 km. There are some smaller islands in its vicinity, such as Trefoldigheden, Terne Island and Tre Lover to the west and Pikiitsi off its eastern point.