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Smoky Hydrothermal Fluids
Video courtesy of MARUM, University of Bremen and NOAA-Pacific Marine Environmental Laboratory. Download (mp4, 43.8 MB)

Hydrothermal fluid gushes from vents near the top of a chimney at Niua South. It looks like smoke due to the presence of tiny mineral particles that are precipitating as the hot vent fluid mixes with colder seawater.

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