

Best for intermediate divers, 15-40m, boat entry, moderate current.
Admiralty Anchorage is a diverse boat dive site off Lord Howe Island, New South Wales, featuring a complex system of reefs, pinnacles, walls, and caves. Divers can explore depths ranging from 15 to 40 metres, with an average depth of 25 metres. The site is subject to moderate currents due to the convergence of five major ocean currents, which also influence the local water temperatures. Visibility is variable, ranging from 15 to 40 metres. Due to the depth and lack of a local decompression chamber, careful planning of bottom times and safety stops is essential for all divers. This site is suited for intermediate divers.
-31.52386, 159.04033
The tunnel is home to flashlight fish at night.
Access to the Admiralty Islands is via a 15-minute boat ride from Lord Howe Island. Dive operators like Dive Lord Howe run trips to the sites.
Recorded at this site
Depth
15-40m
Visibility
15-40m
Skill Level
Intermediate
Entry
Boat
Boat required
Water Temp
19-24°C
Current
Moderate
Best Time
Jun, Jul, Aug, Sep
The site is influenced by converging currents, resulting in a mixture of tropical and temperate marine life. Divers may encounter Galapagos sharks, kingfish, rays, turtles, green jobfish, blue angelfish, wrasse, moray eels, Spanish dancer nudibranchs, and Japanese boarfish.
No, Admiralty Anchorage is recommended for intermediate divers due to the depth range of 15 to 40 metres and the presence of moderate currents.
The site ranges from 15 to 40 metres in depth, with an average depth of 25 metres.
Admiralty Anchorage is a boat dive, and a boat charter is required to access the site.
The best months to dive Admiralty Anchorage are June, July, August, and September, which offer the most reliable visibility and pelagic activity.
There is no decompression chamber on Lord Howe Island, making safety stops critical. Divers should also be aware of deep water, sharp coral, and strong currents.
Diving at Admiralty Anchorage in New South Wales requires the following certifications: Open Water. Always dive within your training limits.
Yes, equipment rental is available at or near Admiralty Anchorage in New South Wales. Contact local dive operators for specific gear availability and prices.
A 5mm wetsuit is recommended for diving at Admiralty Anchorage in New South Wales. Water temperatures range from 19°C to 24°C.
Expect moderate currents at Admiralty Anchorage in New South Wales. Good buoyancy control and some drift diving experience is helpful.
Visibility at Admiralty Anchorage in New South Wales typically ranges from 15 metres to 40 metres. Conditions vary with weather, tides, and seasons.