The 15 Must-Know Types of Jellyfish The lion’s mane jellyfish is the largest species of jellyfish.

Upside-down jellyfish act differently than most jellyfish.

Moon jellyfish are one of the most common jellyfish and can be found in coastal waters of all oceans except the Arctic Ocean.

The Nomura jellyfish can grow up to six feet (1.82 m) in diameter and usually weigh over 400 pounds (181.43 kg).

Deep red jellyfish are found deep in the water of the Arctic Sea, 3,000 feet (914.4 m) or more below the surface.

The four-handed box jellyfish  is transparent

The sea wasp jellyfish is found in the coastal waters of Australia and Southeast Asia.

The immortal jellyfish is smaller than a pinky nail with a red stomach visible in the middle of its transparent bell.

The mangrove box jellyfish is found on the seafloor in coastal mangrove forests in Central America.

Crystal jellyfish are found in the Pacific Ocean from the Bering Sea to Southern California.

Black sea nettles have been observed to provide both food and protection for Pacific butterfish

The fried egg jellyfish gets its name from the distinctive yellow circle on the center of their bell.

Atolla jellyfish are found in the deepest parts of the ocean all over the world.

Cauliflower jellyfish or crown jellyfish are found in subtropical oceans throughout the world

White-spotted jellyfish are found in tropical waters of the western Pacific Ocean.