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Dive 04: The Ocean Knows No Boundaries
Video courtesy of the NOAA Office of Ocean Exploration and Research, Deep-Sea Symphony: Exploring the Musicians Seamounts. Download (mp4, 29.0 MB)

On September 10, during the fourth dive of the expedition, scientists explored Sibelius Seamount, starting at a depth 2,600 meters (8,530 feet) and slowly moving up to the flat summit of the seamount. Along the way, they observed two separate high-density coral and sponge communities.

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