Marion Reef

Marion Reef is a large, ring-shaped coral atoll noted for its clear waters and complex deep-water coral structures. Its distinct ring shape surrounds a shallow central lagoon typical of atolls.

Marion Reef is located within the Coral Sea Marine Park, situated off the eastern coast of Australia. It is part of the extensive network of Coral Sea Islands that are highly protected due to their ecological significance.

Marion Reef itself is a marine environment and is not inhabited by humans, though it is part of the broader Coral Sea Islands Territory. Its remote location makes it a pristine destination primarily visited by occasional research vessels or adventurous yachters.

It offers incredible visibility and pristine diving conditions due to its remote location in the Coral Sea. The complex deep-water coral structures provide habitats for a wide diversity of marine life, making it a spectacular spot for underwater exploration.