Protector Shoal is a submarine volcano, also called seamount, which rises gently from an ocean depth of 3,900 feet (1,200 m) to about 55 metres (180 ft) below sea level approximately 31 miles (50 km) NW of Zavodovski Island in the South Sandwich Islands chain. The last eruption occurred during March 1962. Protector Shoal is the only volcano in the arc that has erupted rhyolite pumice.

Protector Shoal
Location of Protector Shoal
Summit depth	55 metres (180 ft)
Height	3,900 feet (1,200 m)
Location
Location	31 miles (50 km) NW of Zavodovski Island
Group	South Sandwich Islands
Coordinates	56°01′S 28°25′W
Country	United Kingdom
Geology
Type	Seamount, Submarine volcano
Last eruption	1962; 60 years ago (1962)
History
Discovery date	1962 (1962)
Discovered by	Royal Navy Ice Patrol Vessel H.M.S. Protector

See also

• List of volcanoes in South Sandwich Islands

References

• LeMasurier, W. E.; Thomson, J. W., eds. (1990). Volcanoes of the Antarctic Plate and Southern Oceans. American Geophysical Union. p. 512 pp. ISBN 0-87590-172-7.
• "Protector Shoal". Global Volcanism Program. Smithsonian Institution. Retrieved 3 March 2017.
• "Protector Shoal". Volcano World. Oregon State University. Retrieved 28 April 2009.

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