Poseidon Outer Great Barrier Reef Snorkeling and Diving Cruise from Port Douglas

Departing from Port Douglas, Poseidon is a 24 metre catamaran offering an exciting boutique adventure, perfect for small groups of experienced divers and confident snorkellers. With access to exclusive remote reef sites, expert marine interpretation and citizen science, guest numbers are capped at 65. Poseidon visits 3 different sites in one day at the stunning Agincourt ribbon reefs. Certified divers can enjoy up to 3 dives and introductory diving is also available. With marine biologist interpretation at each site, snorkellers have the opportunity to participate in a monitoring survey. Poseidon has a special permit allowing guests to swim with dwarf minke whales if encountered.