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1 revisions for "The Ocean's Golden Puzzle: How a Mysterious Deep-Sea Orb Stumped Scientists for Nearly Three Years"

A strange golden dome discovered 3,251 meters deep in the Gulf of Alaska in August 2023 has been identified after nearly three years as the remnant cuticle of Relicanthus daphneae, a massive deep-sea anemone with tentacles up to seven feet long. The finding, published as a preprint in April 2026, highlights both the ingenuity required to identify degraded deep-sea specimens and the vast unknowns still hiding on the ocean floor — of which humans have visually observed less than 0.001%.