Cairns is the main launch point in Far North Queensland for exploring the Great Barrier Reef. Off the shores of Cairns, you will discover some of the most beautiful reef sites in the world, which are home to thousands of species of fish and corals and hosts many stunning species such as sea turtles, manta rays, dolphins, whales and more. 

Opal Reef is found on the Outer Great Barrier Reef and is best visited from Cairns. It takes about an hour and a half to reach from the shore and sits on the edge of the continental shelf. It’s a huge reef with many individual reef sites with each offering a unique experience. Different currents and coral formations provide homes to a variety of fish and other marine animals, meaning what you will see will depend on which site you visit! Tour providers choose the best sites based on the conditions of the day, ensuring you are able to have the best experience possible and enjoy the reefs at their best!

There are three major types of coral reefs that exist around the world, two of which are common to the Great Barrier Reef near Cairns. The types of reef are barrier reefs (hence the name of the Great Barrier Reef) and fringing reefs, both common to the Great Barrier Reef, as well as atoll reefs, which are rare.

Cairns is a beautiful coastal town located in Far North Queensland and a launch point for visiting the world-famous Great Barrier Reef.