Dive 10: Bucket List Brine
Video courtesy of the NOAA Office of Ocean Exploration and Research, Gulf of Mexico 2017. Download larger version (mp4, 46.0 MB).

During the tenth dive of the expedition, we found this brine pool, which is essentially an underwater lake. The salinity of the water in pools such as these can be three to eight times more than surrounding water, meaning the brine water is much denser and thus sinks, forming a pool.

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