Cays and Reefs

Beaver Cay, off Dunk Island

The Great Barrier Reef, the world’s largest coral reef ecosystem, stretches down the Queensland coast for over 2000 km and is made up of 300 coral cays and 2,900 coral reefs as well as 600 continental islands and 150 inshore mangrove islands. Here’s a guide to the Reef’s more significant cays and reefs.

Main cays and reefs of the Great Barrier Reef

There are no significant offshore cays and reefs on the Fraser Coast.

There are also no significant offshore cays and reefs in the Capricorn Region, however, there are some amazing snorkel and dive sites off Great Keppel Island. Read about these in our blog, Best places to snorkel and dive in the Capricorn Region.

Related links

Great Barrier Reef Blog