An ROV collection basket and mechanical arm positioned above dark, rounded rocks on a sandy ocean floor.
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Rock Samples
A box full of rocks! Several rocks were collected and carefully stored in the rock box on remotely operated vehicle Deep Discoverer during Dive 12 of the 2026 American Samoa ROV + Mapping Exploration expedition.
Credit

NOAA Ocean Exploration, 2026 American Samoa ROV + Mapping Exploration