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Maug Island consists of three islets that form the rim of a volcanic crater flooded by the sea. The R/V Thompson maneuvered between two of the islets so the ROPOS remotely operated vehicle could dive in the crater. This movie shows a ROPOS deployment from several different points of view.

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Submarine Ring of Fire 2004

Submarine Ring of Fire 2004: April 9 Log

NOAA Ocean Explorer Gallery