ROV Deep Discoverer explores an eruptive vent at the top of a large mound of pillow lavas.
Eruptive Vent
Image courtesy of NOAA Office of Ocean Exploration and Research, 2016 Deepwater Exploration of the Marianas. Download larger version (jpg, 433 KB).

ROV Deep Discoverer explores an eruptive vent at the top of a large mound of pillow lavas.

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