The Great Barrier Reef comprises of 2900 individual reefs and 71 coral cays and its ecosystem supports the greatest concentration of life on the planet. We have chosen some of the best known dive sites off Cairns such as Flynn reef, Milln reef, Thetford reef and Pellowe reef for their abundance and variety of marine life.

For more detailed dive site maps and profiles are available for the following reefs:

• Pellowe Reef
• Milln Reef
• Thetford Reef
• Flynn Reef