Off the Cairns coastline are outer edge ribbon reefs which may be up to 25 kilometres long. This is the outer limits of the continental shoreline of prehistoric times. The ribbon reefs can be seen by taking one of the daily outer reef cruises offered by local operators. One of the best ways to view the reef is to take a low flying scenic flight over it, especially at low tide where you'll see the breadth and diversity of this great living wonder. The waters of the Great Barrier Reef provide the world's busiest and most varied marine habitats.
Marine life is in abundance.
From the many species of coral to the sought after Black Marlin and all sizes and species of fish in-between. The varied colours of the reef's fish and other marine life will astound the visitor with colour combinations that artists haven't even dreamed of. It is the largest of the world s 552 World Heritage Areas, covering 347,000 km There are more than 2800 catalogued reefs in the area. Although stretching more than 2000 kilometres offshore from Queensland, it is only at Cape Tribulation, just north of Port Douglas that the reefs come right to the shore and meets the tropical rainforests of the Wet Tropics. With over 1000 islands which are easily accessible from North Queensland and coastal cities like Cairns and Port Douglas.