Crystal Jelly

Found in open waters, both inshore and offshore of the ocean, sometimes in large numbers.
Diameter - 25cm
Widespread North Atlantic, NorthPacific, Mediterranean

Jellyfish are 95% water.
They have no heart, brain, blood, or gills. The body of the Jellyfish is called a bell. They do have a mouth, tentacles and arms around their mouth. They use their arms around their mouth to help sense and find food that ends up inside their mouth.