Conditions referenceSeason, water and visibilityBest Aug–Nov · Strong current · 23–30°C (coldest Jul, warmest Jan)
- Current
- Strong
- Water temperature
- 23–30°C (coldest Jul, warmest Jan)
- Visibility
- 20–40m: Operator-reported oceanic range, not a guaranteed monthly measurement.
- Experience
- Advanced certification and recent experience are prudent.
01 · Marine life
What you may see
Sightings are never guaranteed. The bars show typical likelihood by month.
| Month | Likelihood |
|---|---|
| January | destination closed |
| February | destination closed |
| March | destination closed |
| April | occasional |
| May | occasional |
| June | occasional |
| July | occasional |
| August | occasional |
| September | occasional |
| October | occasional |
| November | occasional |
| December | occasional |
Possible throughout the operating year; no unsupported monthly peak is applied.
| Month | Likelihood |
|---|---|
| January | destination closed |
| February | destination closed |
| March | destination closed |
| April | occasional |
| May | occasional |
| June | occasional |
| July | occasional |
| August | occasional |
| September | occasional |
| October | occasional |
| November | occasional |
| December | occasional |
Possible throughout the operating year; no unsupported monthly peak is applied.
| Month | Likelihood |
|---|---|
| January | destination closed |
| February | destination closed |
| March | destination closed |
| April | occasional |
| May | occasional |
| June | occasional |
| July | occasional |
| August | occasional |
| September | occasional |
| October | occasional |
| November | occasional |
| December | occasional |
Possible throughout the operating year; no unsupported monthly peak is applied.
| Month | Likelihood |
|---|---|
| January | destination closed |
| February | destination closed |
| March | destination closed |
| April | occasional |
| May | occasional |
| June | occasional |
| July | occasional |
| August | occasional |
| September | occasional |
| October | occasional |
| November | occasional |
| December | occasional |
Possible throughout the operating year; no unsupported monthly peak is applied.
See all 8 species
02 · Dive sites
Dive sites worth knowing
A starting point, not a ranking. Conditions decide what works on the day.
Admiralty Anchor
Admiralty Anchor: Historic anchor.
8–35m · Moderate current
The Castles
The Castles: Coral pinnacles.
8–35m · Moderate current
False Entrance
False Entrance: Channel-like reef cut.
8–40m · Strong current
See all 4 dive sites
03 · LogisticsGetting there and costsDemanding. Fly to CNS. Typical trip $$–$$$.
Route overview
Demanding
Liveaboard only, with a 12h open-ocean crossing to reach the diving.
Airport options
CNS
Cairns Airport
Short road transfer to Cairns liveaboard wharf
Typical trip cost
$$–$$$
$2,000–4,000 to over $4,000
Per person, excluding international flights.
- Four-night Coral Sea expeditions commonly cost several thousand AUD; seven-night itineraries and premium cabins can exceed USD 4,000 equivalent before flights and extras.