There is so much sulfur being produced at Nikko that volcanic rocks are only rarely exposed.

There is so much sulfur being produced at Nikko that volcanic rocks are only rarely exposed. The sea floor in the summit crater is mostly covered by lush bushes of tubeworms in association with white crabs, flatfish, and shrimps. Image courtesy of Submarine Ring of Fire 2006 Exploration, NOAA Vents Program

Related Links

Submarine Ring of Fire 2006

Submarine Ring of Fire 2006: May 12 Log

NOAA Ocean Explorer Gallery

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