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Sea Anemone

All articles tagged with #sea anemone

Alaska’s Golden Orb Debunked: It’s the Base of a Giant Sea Anemone
science1 month ago

Alaska’s Golden Orb Debunked: It’s the Base of a Giant Sea Anemone

NOAA scientists have identified the 4‑inch golden “orb” found two miles deep off Sitka in 2023 as the base of a giant sea anemone, Relicanthus daphneae. The mystery, which sparked egg/alien theories, was solved by integrating morphological, genetic, and deep‑sea data and comparing with other specimens. The finding expands understanding of this species and leads to questions about its reproduction and distribution, with formal naming and further discoveries planned.

Deep-Sea Mystery Solved: Golden Orb in Alaska Is Sea Anemone Remains
science1 month ago

Deep-Sea Mystery Solved: Golden Orb in Alaska Is Sea Anemone Remains

Scientists determined that the 4-inch 'golden orb' found about two miles deep off Alaska in 2023 is the dead-cell base of a sea anemone, identified after years of analysis by NOAA, Smithsonian, and partners during the Seascape Alaska mapping program; the orb, which initially puzzled researchers who found it stuck to rock on the seafloor west of Prince of Wales Island, is now in the Smithsonian collection and underscores the program’s role in expanding maps of unmapped Alaska waters and informing continental-shelf claims, with DNA sequencing and other techniques helping solve the mystery.