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Aerial view of the Silver Sonic catamaran anchored in clear waters of Agincourt Reef, with snorkelers enjoying colorful coral and marine life from Cairns.
Close-up underwater photo of a colorful, textured giant clam at Agincourt Reef, showcasing rich marine life during a diving or snorkeling eco-tour from Cairns.
Underwater close-up of a vibrant blue Christmas tree worm with feathery crowns extended from coral, a mesmerizing sight during a dive or snorkel at the Great Barrier Reef.
Map showing Great Barrier Reef region off Queensland, Australia, highlighting Cairns, Port Douglas, and exclusive Agincourt Reef snorkeling/diving sites visited by Silver Sonic.
Two excited divers on Silver Sonic deck, woman with pink fins, man with blue, ready to explore Agincourt Reef on their Great Barrier Reef diving adventure from Cairns.

[Eco Tour] Silversonic Cruises | Outer Great Barrier Reef Dive and Snorkel Tours | Cairns

4.6Very Good
Sold 100+

Duration:9 hour(s)
Guided language: English
No cancellation
Please present the e-voucher on-site

  • Visit three stunning and exclusive diving spots on Agincourt Reef 
  • Admire the colorful corals and lovely tropical fish that populate the Great Barrier Reef 
  • Enjoy diving experiences for beginners and experts 
  • This ECO Certified Advanced tour ensures the operator is committed to environmental best practices
[5% App discount] Code: APP5OFF , HK: APP15HK
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Sightseeing Tours

Tour TypeShared tour
Transportation methodGet there on your own
Tour typesGuided tour
Meal arrangementLunch included
Sightseeing typeNatural sights, Eco-tourism
TransportSightseeing cruise
Cruise typeYacht

Product Info

Board the elegant Silversonic cruise and explore the awe-inspiring natural wonders around Agincourt Reef. Spend the day on the Outer Reef snorkeling and diving in its exotic waters. Enjoy the chance to get close to schools of native fish, sea turtles, and shiny coral reefs.

Enjoy a diving experience at three untouched diving spots that offer unforgettable views of the sea and vivacious marine life. Take advantage of Silversonic Cruise's luxury facilities such as hot showers, changing rooms, and bars.

As an ECO Certified Advanced eco tour experience, this Agincourt Reef diving tour has a crew at the helm actively researching and monitoring the sustainability and conservation of the Great Barrier Reef. Learn more about their commitment here, and learn more about what it takes to be ECO Certified here.

Purchase Notice

_Fuel Surcharge Notice_

Due to rising fuel costs in Australia, a fuel surcharge will apply to all new bookings made from 30 March 2026 for travel from 1 April 2026 onward.

  • Adult: AUD 10
  • Child: AUD 5

The surcharge is payable at check-in on the day of travel

  • Children 3 years and under can join free of charge
  • Passengers must be 12 years of age or older to participate in introductory dives. Some medical conditions may prevent you from diving
  • Cert divers must show a PADI, Naui, SSI, or equivalent certification card, logbook, or verification letter
  • Some medical conditions may prevent you from diving

Reminders

  • Participation is at traveler's own risk; please assess your physical capability with the on-site staff before snorkeling and diving

  • Please note that travelers are allowed to participate in a max. of 3 dives for licensed divers and a max. of 2 dives for beginners

  • The minimum age is 12 years old for diving activities; travelers are required to be assessed by professional coaches before diving. Please note that travelers with the following conditions are not recommended for participation: asthma, respiratory diseases, heart diseases, epilepsy, diabetes, under certain medication treatment, and any other physical discomfort

  • Please note that flying and hiking (300 meters above sea level) is prohibited within 12 hours after a 1-dive diving experience; flying, skydiving, hot-air ballooning, and Kuranda touring is prohibited within 24 hours after multi-dive diving experiences

  • Travelers are recommended to prepare their own camera, swimsuits, sunscreen, sunglasses, and clothes

  • Travelers are recommended to bring credit cards and cash to purchase food, drinks, and access to other activities

  • In the event of adverse weather conditions or other unforeseen circumstances resulting in the cruise departure cancellation, travelers can select an alternative departure date or request a refund

Cancellation Policy

  • Once the order has been completed, it cannot be canceled, modified, or refunded
NOTE
  • Due to time zone differences, the confirmed cancellation date is based on the supplier’s local time. Please allow 2–5 business days to process your cancellation request, after which the cancellation fee will be charged according to the product’s cancellation policy. Once the cancellation is confirmed, you will receive your refund within 14 working days.

FAQ

1. What unique services and experiences does Silver Spirit's Agincourt Reef diving and snorkeling tour offer?

Embark on the luxurious Silver Spirit and visit three exclusive, captivating dive sites at Agincourt Reef. The itinerary focuses on environmental sustainability, allowing you to admire colorful coral reefs and various tropical fish in crystal-clear waters. High-quality snorkeling equipment is provided onboard, along with professional guidance, ensuring that both beginners and experienced divers can fully enjoy the experience. This eco-oriented journey is dedicated to environmental protection, offering an experience that is both educational and enjoyable.

2. Do I need a diving license to participate in diving activities at Agincourt Reef?

For diving activities at Agincourt Reef, two options are typically provided: Introductory Dives and Certified Dives. Introductory Dives are designed for beginners and do not require a diving license; a professional instructor will provide full guidance and basic training. If you hold an internationally recognized diving certification such as PADI, you can participate in Certified Dives, exploring deeper and more diverse dive sites with greater freedom.

3. What is the best season for diving and snorkeling at Agincourt Reef?

The best season for diving and snorkeling at Agincourt Reef is generally from May to October each year. During this period, the local climate is cool and dry, with ample sunshine, calm seas, and excellent visibility, making it ideal for underwater activities. While the water temperature is slightly cooler in winter (June to August), many marine creatures, such as humpback whales, migrate through during this time, adding more surprises to the trip.

4. Which major Australian city is most convenient for traveling to Agincourt Reef for diving and snorkeling?

The most convenient gateway city for experiencing diving and snorkeling at Agincourt Reef is Cairns in Queensland. Cairns has an international airport and convenient transportation, serving as a hub for many Great Barrier Reef tours. From Cairns, you can quickly reach the outer reefs of Agincourt by high-speed catamaran, embarking on an exciting marine exploration journey.

5. How does Silver Spirit practice ecological and environmental concepts during its diving and snorkeling tours at Agincourt Reef?

Silver Spirit is committed to the ecological conservation of the Great Barrier Reef. Its tours are accredited by environmental organizations, ensuring operators adhere to best environmental practices. This includes using eco-friendly vessels, minimizing impact on coral reefs, and providing professional eco-guided commentary to educate visitors about marine ecosystems and promote conservation. They conduct tourism sustainably, allowing you to contribute to environmental protection while enjoying the scenery.

6. Which unique dive and snorkel sites are visited on Silver Spirit's Agincourt Reef tour?

Silver Spirit's Agincourt Reef tour selects three exclusive and captivating sites located in the outer reef. These dive sites are carefully chosen to showcase the Great Barrier Reef's diverse ecosystems and magnificent coral formations. Each site has its unique features, potentially including different types of corals, schools of fish, sea turtles, and even seasonal marine life, offering multi-layered snorkeling and diving experiences.

7. Are diving and snorkeling activities at Agincourt Reef suitable for beginners?

Diving and snorkeling activities at Agincourt Reef are very suitable for beginners. The tour offers snorkeling experiences for all skill levels, allowing even those trying snorkeling or diving for the first time to enjoy themselves with ease under the guidance of professionals. High-quality snorkeling equipment is available onboard, and experienced crew and instructors provide safety guidance, ensuring all visitors can fully explore the underwater world.

8. What unique marine life can be seen while snorkeling at Agincourt Reef?

While snorkeling at Agincourt Reef, you will have the opportunity to admire a vibrant array of marine life. This area is home to thousands of tropical fish, such as clownfish and regal angelfish, as well as diverse hard and soft coral formations. You can also commonly see sea turtles, reef sharks, and various invertebrates. The biodiversity of the Great Barrier Reef is astonishing, and each dive can bring unexpected surprises.

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