Portal:Volcanoes/Did you know/3

... that the Galápagos hotspot (pictured), located in the east Pacific Ocean, is responsible for the creation of the Galápagos Islands?
... that although the summit of submarine volcano Lōʻihi is 969 metres (3,180 ft) below sea level, it is still twice as tall, measured from the base of its southern flank, as Mount St. Helens ever was?
... that a sub-marine eruption near the Hunga Tonga-Hunga Haʻapai volcano in Tonga began spewing steam, smoke, pumice, and ash thousands of feet into the sky on March 16, 2009?
... that Cross Seamount, a landform arising from the ocean floor southwest of Hawaii, is used by the NOAA to study tuna migratory patterns?
... that Detroit Seamount, a submarine volcano in the North Pacific, is as big as the island of Hawaii?
... that Koko Guyot, a submarine volcano in the Hawaiian volcanic chain, was named for the 58th emperor of Japan, Emperor Kōkō?
... that the discovery of a population of Aleutian cackling geese on Buldir Volcano in the Aleutian Islands prevented their extinction?
... that the 1929 eruption of the Gareloi Volcano created a fissure running down the mountain's southern summit?

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