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Silversonic Outer Barrier Reef Snorkelling and Diving Adventure

Get set for an exhilarating day of fun, discovery and adventure with Silversonic, diving and snorkelling the wonders of the Great Barrier Reef. Visiting 3 different reef environments in one day, this is the perfect day for those that seek adventure.

Departing from Port Douglas, on this tour, you'll have access to explore three stunning and exclusive reef sites at the renowned Agincourt ribbon reefs, each chosen for their visual and ecological diversity with respect to your diving and snorkel adventures.

You will spend over five hours at the reef and enjoy unlimited snorkelling plus up to three certified dives (see ticket options below).

You'll be taking this tour in comfort and style with a friendly and knowledgeable crew and Silversonic has everything you’ll need to experience an underwater world of colourful marine life in safety. With a large submerged platform, access to the water is so easy or you can simply relax on the spacious deck areas.

There are hot freshwater showers, changing rooms and even a licensed bar - a great place to share tales of your adventure on the homeward journey.

Itinerary - Your Day

  • From 7.30am: Check-in at Quicksilver Cruises office at the Port Douglas Marina for your boarding passes.
  • 8:00am: Vessel boarding. Complimentary morning tea/breakfast served.
  • 8:30am: Depart Port Douglas Marina for the Outer Reef. On the outward journey, certified and introductory dive briefings begin.
  • 10:15am: Arrive at first Agincourt Reef site. Divers gear up, while snorkellers’ site briefing begins. Get ready to see the beauty of this natural wonder!
  • 11:30am: Silversonic departs for the second reef location. Option for introductory divers and certified divers to do a second dive. Snorkellers site briefing.
  • 12:00pm: Tropical hot and cold lunch served in the air-conditioned cabin.
  • 1:40pm: Silversonic departs for the third reef location. Snorkellers are once again briefed as to the best areas to snorkel and Guided Snorkel Tour. Option for certified divers to do a third dive or second introductory dive.
  • 2:30pm: Afternoon tea served.
  • 2:50pm: All passengers board vessel for final passenger count.
  • 3:00pm: Silversonic commences return journey to Port Douglas.
  • 4:30pm: Silversonic arrives at Port Douglas Marina.
  • 4:55pm: Coaches depart for accommodation.

Ticket Options

You can choose from the following types of ticket:

  • Standard Snorkelling Ticket - With a guided snorkel tour included, snorkel briefs at each reef site and lifeguard snorkel officers supervising, you’ll be able to explore the underwater delights in complete safety. Access to the water is so easy from a large submerged platform on the back deck.
  • Certified Scuba Dive Ticket including dive gear and wetsuit - As a certified diver, you can enjoy up to three spectacular dives, experiencing three different Great Barrier Reef environments when you travel with the Silver Series for your dive adventure. With the most extensive range of dive sites to visit daily, divers of all levels from novice to experienced will be excited by the range of experiences our magnificent sites present including drift and wall dives, bommie and pinnacle, coral gardens and swim-throughs. Our professional instructors accompany all dives at no extra charge, ensuring maximum safety and enjoyment. They have intimate local knowledge of the reef systems we visit and are passionate about sharing this! Certified dives last approximately 40 minutes or more. You can choose from 1, 2 or 3 dives!
  • Certified Scuba Dive Ticket including tanks and weights only - As above but ideal if you intend to bring your own gear. Also available for 1, 2 or 3 dives.
  • Introductory Scuba Dive including dive gear and wetsuit - So you’d like to take the plunge! With an Introductory Dive (or sometimes known as a “Discover Dive” or “Resort Dive”), no previous experience is necessary and you’ll be able to experience the excitement of scuba diving whilst under very close supervision of an instructor. Our onboard and highly skilled dive instructors will take you step by step through the whole experience, from the dive briefing lecture, the equipment and the dive, to ensure all facets of your dive are comfortable and most of all enjoyable.

Experience Includes

  • Outer Barrier Reef departing from Port Douglas
  • Visit three stunning areas of Agincourt Reef
  • Light breakfast with morning tea
  • Hot and cold tropical buffet lunch
  • Afternoon tea with cakes
  • Unlimited snorkelling - includes briefing plus guided snorkel tour
  • Snorkelling equipment (mask, snorkel & fins, lycra suit)
  • Diving Options: See different ticket options
  • Return coach transfer from Cairns accommodation

Experience Excludes

  • Diving is not included unless one of the diving options is selected
  • Camera - underwater cameras are available for purchase and underwater digital cameras are available to hire
  • Wetsuits are available for hire on board for snorkellers
  • Additional refreshments other than those mentioned

Departure location

Port Douglas Marina

Start times

8.30am; check-in is between 7.30am and 8.00am.


8-9 hours.

Terms & Conditions

  • Diving is not included unless you select one of the diving tickets.
  • Those wishing to dive will be required to fill out a medical questionnaire onboard before diving. Certain medical conditions and medications may preclude some people from diving.
  • Silversonic recommends a wait of 12 hours but preferably 24 hours if doing multiple dives, before ascending to an altitude of 300 metres or greater.
  • Snorkelling can be a strenuous activity. Please use caution and inform the crew of any medical conditions.
  • The minimum age for diving is 12 years. Children under the age of 15 years are unable to travel without a parent or legal guardian. Children between the ages of 15 to 18 years can travel unattended but a dive waiver (either certified or introductory) and a letter signed by the parent/legal guardian, permitting the child to dive, must be presented to the crew on the day before travel. Please contact the Silversonic office for the required paperwork.
  • Bring along a towel, sunscreen, hat, swimwear and camera to capture your memories. Limited underwater digital cameras are available to hire on board.
  • On very rare occasions, services can be subject to the effect of weather or unforeseen circumstances. Should a cruise not operate for any reason passengers will be offered an alternative day or a refund authorised.
  • An Environmental Management Charge of $7.00 is levied on all adults and children 4 years and over entering the Great Barrier Reef World Heritage area. This charge is included in the above prices.
  • 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.
  • Cancellation Policy: Free cancellations for bookings cancelled before your holiday departure date. No refunds are given for cancellations made post-departure.