Outer Moraine Reef

Outer Moraine Reef (54°6′S 37°8′W) is a reef extending from Alert Point to Steep Point in Possession Bay, South Georgia. The name appears to be first used on a 1931 British Admiralty chart.

 This article incorporates public domain material from the United States Geological Survey document "Outer Moraine Reef" (content from the Geographic Names Information System).