

Departing Daily from Port Douglas; 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.
At times of scheduled maintenance, our dive and snorkel catamaran, Poseidon, will operate in place of Silversonic.
All taxes and levies are included in the total price. Prices valid to 31 March 2027.
EMC: A government Environmental Management Charge (EMC) of $8.5 per person applies to all adults and children 4 years and over entering the Great Barrier Reef World Heritage area. This fee is included in the fare price.

Imagine entering a vibrant underwater kingdom teeming with exotic marine life. Silversonic visits a rich tapestry of remote and exclusive World Heritage Great Barrier Reef sites at the renowned Agincourt ribbon reefs. With incredible coral formations and extreme biodiversity, this is quality diving and snorkelling.
Silversonic also has an exclusive permit to swim with dwarf minke whale if encountered – a truly unforgettable experience!
All dives on board Silversonic are guided by an experienced PADI-certified dive master to ensure the absolute best & safest diving or snorkelling experience on the Great Barrier Reef.
5 Hours on the Reef
Returns to Cairns at 4:30pm
Experience more - Visit 3 different Outer Great Barrier Reef sites
A day with Silversonic is all about being in the water and experiencing the magical underwater world of the Great Barrier Reef. It’s exciting, exotic and breathtaking! With our exclusive permits and remote sites, you’ll be able to dive and snorkel 3 uniquely different and ecologically diverse sites, each chosen to suit the day’s conditions. In between water activities, relax on the sundecks, or in the air-conditioned lounges, and of course, enjoy a delicious lunch for hungry adventurers!

Enjoy unlimited adventure snorkelling 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 safety.
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As a certified diver, you can enjoy up to three spectacular dives, experiencing three different Great Barrier Reef environments. All dives are guided to maximise your experience.
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So you’d like to take the plunge! With an Introductory 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.
Learn MoreReturn Silversonic cruise.
Snorkelling equipment (mask, snorkel & fins).
Return coach transfer from Port Douglas.
Morning tea including focaccias and muffin cakes on boarding.
Equipment for divers provided, including wetsuit.
Hot and cold tropical buffet lunch.
Lycra suits included.
Afternoon tea cakes, cheese & biscuits.
Snorkel brief at each site.
Prescription masks available(limited range, please enquire).
Reef Discovery guided snorkel tour (3rd site).
Hot freshwater showers.
Reef Interpretation.
Sleek, smooth and sun-kissed, with Silversonic you'll travel in comfort and style - the perfect base for an inspirational day of exciting aqua-tivities.



As pioneers of Great Barrier Reef cruising, Quicksilver has infused over 40 years of experience into designing these exceptional sisterships producing the perfect balance of comfort, style and function. Silverswift and Silversonic are modern, spacious 29 metre high speed catamarans, custom-designed to help you get the best out of your day.
State-of-the-art computerised ride control systems mean a smoother ride to the reef.
Hydraulic platforms for easy water access.
Change rooms and hot freshwater showers.
Spacious sundecks, air conditioned lounge areas and a licensed bar.
The latest dive and snorkel equipment.
Cruising at speed, we spend less time getting there which means more time at the reef for you.
For the comfort of all, Silverswift and Silversonic are non-smoking vessels.
Check-in at the Quicksilver Cruises office at the Port Douglas Marina for your boarding passes.
Vessel boarding. Complimentary morning tea/breakfast served.
Depart Port Douglas Marina for the Outer Reef. On the outward journey, certified and introductory dive briefings begin.
Arrive at the first Agincourt Reef site. Divers gear up, while snorkellers’ site briefing begins. Get ready to view the beauty of this natural wonder!
Silversonic departs for second reef location. Option for introductory divers and certified divers to do a second dive. Snorkellers site briefing.
Tropical hot and cold buffet lunch served in the air conditioned cabin.
Silversonic departs for 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.
Afternoon tea served.
All passengers board vessel for final passenger count.
Silversonic commences return journey to Port Douglas.
Silversonic arrives at the Port Douglas Marina.
Coaches depart for accommodation.

