Lion's mane jellyfish

The lion's mane jellyfish (Cyanea capillata) is one of the largest jellyfish species in the world. Most live in north Atlantic and north Pacific waters, but some live as far south as the Gulf of Mexico. Their stings are painful, but not fatal.

They are also known as Hair Jelly and Sea Blubber. They usually do not live for more than one year.

A group of jellyfish is called a smack.

 Size 
The pileus ("bell") of the lion's mane jellyfish can be up to 2.4 meters (8 feet) wide. Hanging off the 'bell' are up to 1,200 tentacles divided into eight sets. 

The largest lion's mane jellyfish ever found was 36.5 meters (120 feet) long.

 Diet & predators 
The lion's mane jellyfish's diet includes plankton, small fish, tiny crustaceans, and smaller jellyfish.

Predators that eat lion's mane jellyfish include sunfish, sea turtles and some seabirds.  

Sources

Category:Jellyfish