Up, under the bell, they have four frilly oral arms. Moon jellies catch small plankton with tentacles, covered with stinging cells, called nematocysts. Food is transported to the stomach by moving hairs, called cilia. Yellowtail snapper have been seen eating small Aurelia as they drift over the reef. Moon jellies are a favorite food of the Leatherback Turtle.
Moon jellies can give a slight sting to bare skin.
This is the jellyfish most commonly washed up on beaches during high tide or after a storm.