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Stygiomedusa gigantea is a species of giant deep sea jellyfish. With only 115 sightings in the last 110 years it is a jellyfish that is rarely seen, but believed to be widespread throughout the world. It is thought to be one of the largest invertebrate predators in the deep sea ecosystem.

stygiomedusa

Footage of a 33-foot giant phantom jellyfish that wass spotted off the coast of California recently went viral — these types of sightings are very rare.

The footage was captured by a remote-operated vehicle about 3,200 feet below the surface in Monterey Bay, California

Image: MBARI Lampocteis cruentiventer It's Valentine's Day! Just about. I can think of nothing to better express my profound feelings o...

Stygiomedusa is a genus of giant deep sea jellyfish in the family Ulmaridae. It is monotypic with a single species, Stygiomedusa gigantea. With only 115 sightings in the last 110 years, it is a jellyfish that is rarely seen, but believed to be widespread throughout the world. It is thought to be one of the largest invertebrate predators in the deep sea ecosystem.