

3 Mile Bommie is a reef and cave site off New South Wales that delivers a genuine wildlife encounter for beginner divers. The shallower sections start at 5 metres, making it comfortable for those still building confidence, while the reef drops to 22 metres for those ready to push a little deeper. Visibility runs from 5 to 15 metres depending on conditions, and the current stays mild. Keep an eye on the reef structure for wobbegong sharks resting on ledges and blue groper moving through the water. Grey nurse sharks are also present here, so be calm and move slowly. Sessile communities attach to the cave walls and reef surfaces throughout the site.
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The cave section creates an overhead environment, so even as a beginner it is worth doing a dive or two at the site before entering confined spaces. Check locally for current conditions before heading out, as visibility can vary significantly.
Access info coming soon
Enter the cave slowly and watch for stonefish camouflaged on the bottom. Keep fins up when swimming through tight spots to avoid stirring up sediment or touching hidden creatures.
Depth
5-22m
Visibility
5-15m
Skill Level
Beginner
Entry
Boat
Boat required
Water Temp
28-30°C
Current
Mild
Typical Dive
60 min
Yes, 3 mile Bommie in Western Australia is a boat-access-only dive site. You will need to book with a local dive operator or charter a boat to reach it.
3 mile Bommie in Western Australia is well-suited for beginner divers and snorkellers. Conditions are typically calm with easy entry and shallow depths.
Diving at 3 mile Bommie in Western Australia requires the following certifications: Open Water. Always dive within your training limits.
A rashguard or 2mm shorty is recommended for diving at 3 mile Bommie in Western Australia. Water temperatures range from 28°C to 30°C.
3 mile Bommie in Western Australia is home to Blue Groper, Bream, Wobbegong Shark, Kingfish, Wobbegong Shark, and Grey Nurse Shark. Marine life sightings vary by season and conditions.
3 mile Bommie in Western Australia has depths ranging from 5 metres to 22 metres.
A typical dive at 3 mile Bommie in Western Australia lasts approximately 60 minutes. Actual dive time depends on depth, air consumption, and conditions.
Yes, night diving is available at 3 mile Bommie in Western Australia. Night dives often reveal different marine life including nocturnal creatures. Always dive with proper lighting and a buddy.
Divers at 3 mile Bommie in Western Australia should be aware of stonefish, sharks. These encounters are generally rare and avoidable with proper awareness. Follow local safety guidance and maintain a respectful distance from all marine life.
3 mile Bommie in Western Australia typically has mild currents that most divers can handle comfortably.
Visibility at 3 mile Bommie in Western Australia typically ranges from 5 metres to 15 metres. Conditions vary with weather, tides, and seasons.