  Masson Island Location in Antarctica | |
| Geography | |
|---|---|
| Location | Antarctica |
| Coordinates | 66°08′S96°35′E / 66.133°S 96.583°E /-66.133; 96.583 |
| Length | 31 km (19.3 mi) |
| Highest elevation | 465 m (1526 ft) |
| Administration | |
| Administered under theAntarctic Treaty System | |
| Demographics | |
| Population | Uninhabited |
Masson Island orMission Island is anice-coveredisland about 31 kilometres (17 nmi) long and rising to 465 metres (1,526 ft), lying 17 kilometres (9 nmi) northwest ofHenderson Island within theShackleton Ice Shelf. Masson Island is located in the western part ofMawson Sea at66°08′S96°35′E / 66.133°S 96.583°E /-66.133; 96.583 and has an elevation of 465 metres (1,526 ft). Masson Island was discovered in February 1912 by theAustralian Antarctic Expedition under SirDouglas Mawson, who named it for Professor SirDavid Orme Masson ofMelbourne, a member of the Australian Antarctic Expedition Advisory Committee.
This article incorporatespublic domain material from"Masson Island".Geographic Names Information System.United States Geological Survey.