sentences:  Its ownership was recently transferred from the Department of Interior to the town of Dauphin Island.According to the U.S. Census Bureau, the town has a total area of 167.1 square miles (430.1 km2), of which 6.2 square miles (16.1 km2) is land and 159.9 square miles (414.1 km2) (96.27%) is water.As of the census of 2000, there were 1,371 people (but falling in the 2010 census to 1238