Scientists rediscovered a rare, nearly invisible marine worm, unseen for 60 years, living with seahorses in coral.

Scientists have rediscovered a nearly invisible marine worm, Haplosyllis anthogorgicola, which had not been seen in over 60 years. The tiny worms, measuring just 6 millimeters, were found living alongside seahorses in coral colonies from Japan to Australia. By analyzing images of seahorses taken by scuba divers and shared on the iNaturalist website, researchers found evidence of the worms, expanding their known habitat.

November 15, 2024
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