Protector Shoal

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Protector Shoal is a submarine volcano ( seamount ) in the archipelago of the South Sandwich Islands in the South Atlantic. It is located 56 km northwest of the volcanic island of Iceland Zavodovski and represents the northernmost of a series of volcanoes represent that run on the Scotia - back in an arc from South Georgia to the Antarctic. It rises about 1200 m from the bottom of the ocean down to only 27 m below the sea surface, and can - with the usual in this region, rough seas - pose a threat to shipping.

The volcano is named after the HMS Protector, an International Ice Patrol ship of the British Royal Navy. His only registered eruption took place in 1962, but he has discharged the only volcano in this region rhyolitic pumice, which is driving to New Zealand was detectable on the surface.