A translucent acorn worm rests on a sandy ocean floor scattered with dark, textured rocks.
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Acorn Worm
An acorn worm rests amongst polymetallic nodules that are approximately 1-3 centimeters (0.4-1.2 inches) across. Seen during Dive 12 of the 2026 Cook Islands ROV Exploration cruise.
Credit

NOAA Ocean Exploration, 2026 Cook Islands ROV Exploration.