Undersea eruptions near Tonga

clipped from www.boston.com An undersea volcano erupts off the coast of Tonga, sending plumes of steam, ash and smoke up to 100 meters into the air, on March 18, 2009, off the coast of Nuku'Alofa, Tonga The eruption was at sea about 10 kilometers from the southwest coast of the main island of Tongatapu, an area where up to 36 undersea volcanoes are clustered. The plume of an erupting undersea volcano is seen off the coast of Nuku'Alofa, Tonga