Prey eaten by sea turtles include crustaceans, sponges, worms, small marine invertebrates, mollusks, neustonic organisms like sea serpents, jellyfish, sea insects, moss animals, and fish eggs.
Their pretators are humans, birds, mamals and reptiles, including dogs, snakes, raccoons and crabs. (when they are newborn and/or juvenile) When they are adults, sharks, saltwater crocodiles and large types of fish.