Moon Jellies
Size:Saucer can grow upwards of 16 inches across.
Habitat:Harbors and coastal waters of all oceans.
Diet:Small zooplankton such as larval mollusks, crustaceans and fish eggs
The most common of jellies, the Moon jelly has stinging cells, called nematocysts, which immobilize prey. The food is picked up by the arms and carried into the gastric cavity where it is distributed throughout each of its four stomachs.