World Amazing Stuff: World largest coral reef system

World largest coral reef system

The Great Barrier Reef is the world's largest coral reef system located in the Coral Sea, off the coast of Queensland in northeast Australia. And it is listed in the wonders of the natural world.

The Great Barrier Reef, the world's largest coral reef system, comprises approximately 2900 individual reefs and 900 islands stretching for 1,616 miles (2,600km) over an area of approximately 344,400 square kilometers. Also tourism is the important economic activity for the region, generating $1 billion income per year.