A reef system is a collection of coral reefs that are connected and found in the same area. It is like a community of coral reefs, where they grow and thrive together. Full definition
It is the largest coral reef system in the world, so large that it can be seen from outer space! (theeverygirl.com)
It is the largest coral reef system in the entire world, it is one amazing site that words can't explain until you see it for yourself. (whitsundays.tours)
Enjoy the exotic views both beneath the water and on land as you explore the third largest reef system or unique flora covering the island with miles and miles of nature trails. (sailrockresort.com)