Explaining The Ocean on Instagram: "This is the Giant Phantom Jellyfish 🪼 — one of the ocean’s rarest and most mysterious creatures. The Stygiomedusa gigantea has only been seen around 100 times since 1899, and actual footage is even rarer. MBARI’s deep-sea ROV captured this eerie giant over 1,000 meters below the surface in the Gulf of Mexico. With a ghostly bell and flowing arms that can stretch up to 10 meters long, it drifts through the darkness like something from another world. Every enco