Welcome to the Great Barrier Reef Marine Park

The Great Barrier Reef is one of the world’s most extraordinary natural wonders — a vast, diverse ecosystem stretching over 2,300 kilometres along Australia’s northeast coast.

The largest coral reef system on earth, made up of thousands of reefs, it is a UNESCO World Heritage Site recognized for its outstanding universal value and global importance. It is protected by the Great Barrier Reef Marine Park Authority to ensure its health and resilience for generations to come.