Agincourt Reef: Nursery Bommie – Great Barrier Reef – Cairns & Port Douglas Dive Site
Site Overview
Agincourt Reef: Nursery Bommie is a beginner-level dive site located in the Great Barrier Reef – Cairns & Port Douglas region of Australia, reached by a 78-minute boat ride from the nearest departure point. The site features a vibrant reef system that spans depths from 3 to 20 meters with an average depth of 10 meters. Renowned for its outstanding biodiversity, Agincourt Reef: Nursery Bommie attracts divers from around the world seeking encounters with Clownfish, Juvenile Reef Fish, Green Turtle and other remarkable marine species. The moderate currents that characterize this site create a dynamic environment that supports a rich diversity of pelagic and reef-dwelling organisms. The coral formations at this site are truly impressive, with hard and soft corals creating a kaleidoscope of color across every available surface. Visibility typically ranges between 10 and 25 meters, with the clearest conditions occurring during the June, July, August months. The site is serviced by several local dive operators who offer regular trips throughout the diving season. Water temperatures range from 18 to 26 degrees Celsius depending on the season, making it comfortable for diving year-round with appropriate exposure protection. Agincourt Reef: Nursery Bommie consistently ranks among the top dive sites in the Great Barrier Reef – Cairns & Port Douglas region, offering an unforgettable underwater experience for properly certified divers.
Dive Briefing
"A typical dive at Agincourt Reef: Nursery Bommie begins with a descent from the dive boat to the main vibrant reef system at approximately 10 meters. Once established at depth, divers should swim along the main reef formation, exploring the diverse habitats that characterize this site. The most productive depth zone for marine life encounters is between 8 and 15 meters, where the highest concentration of Clownfish, Juvenile Reef Fish, Green Turtle can be observed. Navigate along the reef edge, watching for pelagic species approaching from the open water. The moderate currents at this site require careful buoyancy management and constant awareness of your position relative to the boat and reef. Always monitor your depth and no-decompression limits, particularly when exploring the deeper sections near 20 meters. Conclude the dive with a safety stop at 5 meters, deploying your DSMB if drifting away from the vessel. Take time to appreciate the diverse coral formations and marine interactions that make this site a memorable diving experience worth returning to."
Signature Marine Life
Clownfish
Amphiprion percula
Juvenile Reef Fish
Various spp.
Green Turtle
Chelonia mydas
Blue Tang
Acanthurus coeruleus
Coral Trout
Plectropomus leopardus
Safety & Hazards
- Strong currents possible
- Depth management required
- Boat traffic above
- Marine life stings possible
- Variable visibility in poor weather
Traveler Notes
Who is this for?
Agincourt Reef: Nursery Bommie is an excellent site for divers of all experience levels, including those just completing their Open Water certification. The site is accessible to Open Water certified divers, though those with Advanced certification will be able to explore the full depth range and appreciate additional features. Underwater photographers will find exceptional opportunities here, with stunning wide-angle reef and big animal scenes. The site is also enjoyable for snorkelers, particularly in the shallower sections where colorful reef fish and coral formations are easily visible from the surface.
Quick Stats
Dive Logistics
- Cairns Dive Centre
- Pro Dive Cairns
- Tusa Dive
- Silverswift
Photography Info
Best for: wide_angle
Nearby Stay
Pullman Cairns International
Cairns • 5km away
Crystalbrook Riley
Cairns • 4km away