7 Nights / 26 Dives. The 7-night Coral Sea Safari with Mike Ball Dive Expeditions offers a comprehensive dive journey through two of Australia’s most stunning marine ecosystems. The expedition begins with dives at the remote Osprey Reef in the Coral Sea, where divers can experience thrilling shark feed encounters and explore dramatic walls that plunge into the depths. With crystal-clear visibility, these dives reveal vibrant coral formations, grey reef sharks, silvertips, and large schools of barracuda and trevally. After the Coral Sea, the adventure continues to the Great Barrier Reef’s Ribbon Reefs, including the famous Cod Hole. Here, divers encounter friendly, diver-sized potato cod and explore some of the most pristine coral gardens, abundant with colourful reef fish and unique marine species. Aboard the award-winning Spoilsport, guests enjoy unmatched comfort and stability, with spacious decks and luxurious amenities, creating an ideal retreat between dives. This ultimate dive safari showcases the best of the Coral Sea and Great Barrier Reef. Summary Best Adventure and Biodiversity Experience Advanced, or 15 logged ocean dives inc. 5 in last 12 months.