Diving in Australia The world’s largest coral reef, the Great Barrier Reef is the essence of diving in Australia. This place of unparalleled beauty is home to almost 3,000 reefs and is over 2,300 kilometers (1429 miles) long. The waters surrounding Australia’s 36,735 kilometers (22826.071 miles) of coast have an abundance of fur seals, Australian bass, rainbowfish, big tuna and giant trevally among other species. Swim with giant manta rays or do some shark cage diving, there are plenty of adventures to choose from. From Magnetic Island and the Gold Coast to Perth, every inch of Australia has something to offer for every type of diver. © iStock/4FRAustraliaAustralia offers a great diversity of diving adventures, from tropical diving in the north, to cold water diving, shipwreck explorations, and coral reefs.Learn more Discover the Wonders of the Deep with SSI's Blog Join us on an exciting journey of discovery and learn more about exhilarating diving adventures, dedicated conservation initiatives, and innovative educational opportunities that will help you illuminate the extraordinary beauty of the underwater world. Let's explore the underwater world together and delve into the hidden wonders beneath the gentle waves.