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Poseidon Snorkel & Dive

  Designed for personalised dive and snorkel adventures, Poseidon will take you on a journey of discovery as you visit 3 different reef sites on the outer Great Barrier Reef at the stunning Agincourt ribbon reefs. Departing daily from Port Douglas.


Departing daily from Port Douglas, Poseidon is a 24 metre catamaran designed for personalised dive and snorkel adventures as you visit 3 different reef sites on the outer Great Barrier Reef at the stunning Agincourt ribbon reefs.? Enjoy snorkelling in this marine wilderness, including a guided snorkel tour, or choose to scuba dive (additional cost). Certified and Introductory divers can enjoy up to 3 dives.

With freshwater showers, a licensed bar, air-conditioned saloon and open deck areas, Poseidon makes a perfect setting to enjoy a day on the reef. Poseidon also has a special permit allowing guests to swim with the dwarf minke whales.

You Day Includes 

  • Return coach transfers from Port Douglas accommodation.
  • Return Poseidon cruise from Port Douglas.
  • Morning tea, coffee with fresh muffins and focaccia on boarding; afternoon tea with cake and tropical fruit platter.
  • Tropical buffet lunch with prawns.
  • Reef interpretation talk.
  • Guided snorkel tour with marine biologist.
  • Snorkelling equipment (mask, snorkel & fins) and instruction provided.
  • Lycra suits and flotation devices.
  • Prescription masks available at no extra cost.


Your day with Poseidon will take you to experience diving and snorkelling at 3 different and ecologically diverse reef sites.

8.15am: Vessel boarding at the Reef Marina, Port Douglas. Complimentary tea, coffee served until departure, muffins & focaccia.

8.30am:  Depart for Outer Barrier Reef

10.20am: Arrive at 1st Agincourt Reef Site

11.20am: Transit to 2nd Agincourt Reef Site

11.30am: Arrive at 2nd Agincourt Reef Site

12.00pm: Buffet lunch served

1.20pm: Transit to 3rd Agincourt Reef Site

1.30pm: Arrive at 3rd Agincourt Reef Site

1.30pm: Afternoon tea served

2.30pm: All passengers board for final passenger count

2.40pm: Commence return journey

4.30pm: Arrive at Reef Marina

Poseidon departs daily from The Reef Marina, Port Douglas.

Departs Port Douglas: 8:30am

Returns to Port Douglas: 4:30pm.

Coach pick ups are available from Cairns, Northern Beaches and Port Douglas.


  • Scuba Diving is an additional cost
  • Coach Transfers from Cairns and Northern Beaches are an additional cost.
  • Environmental Management Charge/Admin: *$6 per person is payable by adults and children over 4 years. This cost is payable to Poseidon on the day of travel. (*$6.50pp payable from 01 April 2016)
  • Fuel Surcharge: With fluctuations in world oil prices, it may be necessary to apply a fuel surcharge to your ticket price. In such cases, any charge will be collected on departure. For current advice contact your tour agent or Poseidon Cruises.