Original: Six species of sea turtles come to the reef to breed â "the green sea turtle, leatherback sea turtle, hawksbill turtle, loggerhead sea turtle, flatback turtle, and the olive ridley.
Simplified: Six species of sea turtles come to the reef to breed. These are the green sea turtle, leatherback sea turtle, hawksbill turtle, loggerhead sea turtle, flatback turtle, and the olive ridley.