This hydromedusa was documented during our midwater transects at 800 meters over a newly discovered petite-spot volcano.
Hydromedusa
Image courtesy of the NOAA Office of Ocean Exploration and Research, 2016 Deepwater Exploration of the Marianas. Download larger version (jpg, 241 KB).

This hydromedusa was documented during our midwater transects at 800 meters over a newly discovered petite-spot volcano.

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