Top 9 Largest Jellyfish Species in the Ocean

Rajni Pandey | October 18, 2024

Top 9 Largest Jellyfish Species in the Ocean

The largest jellyfish in the world, its bell can reach 7 feet, and tentacles can grow up to 120 feet long. Found in the cold waters of the Atlantic and Arctic.

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Lion’s Mane Jellyfish

This giant species can weigh up to 450 pounds with a bell diameter of 6 feet. Commonly found in the waters of Japan and the Yellow Sea.

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Nomura’s Jellyfish

A deep-sea dweller, rarely seen, with a bell reaching 3 feet and ribbon-like tentacles stretching over 30 feet. Found in deep ocean basins worldwide.

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Stygiomedusa Gigantea

A rare giant of the Pacific Ocean with a bell measuring 3 feet and tentacles extending up to 25 feet. Its dark, inky color sets it apart.

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Black Sea Nettle

Common in the UK, it has a bell that can reach up to 3 feet in diameter. Harmless to humans, this species is often seen drifting near the surface.

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Barrel Jellyfish

Known for its unique, flexible bell shape that can expand to 2.5 feet. This deep-sea jellyfish is rarely seen and often described as ghost-like.

Image Credit: Wikipedia

Deepstaria Enigmatica

A red, deep-sea species with a bell size up to 3 feet. Unlike most jellyfish, it lacks long tentacles and uses short, stubby arms to capture prey.

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Tiburonia Granrojo

With a bell diameter of 3 feet and tentacles extending up to 15 feet, this jellyfish is a common sight in the eastern Pacific Ocean.

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Pacific Sea Nettle

This species, with a bell up to 2 feet wide, is known for its distinctive spots and lives in warm coastal waters, primarily in the Indo-Pacific region.

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Australian Spotted Jellyfish

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