Conditions referenceSeason, water and visibilityBest Apr–Oct · Moderate current · 13–20°C (coldest Jul, warmest Jan)
- Current
- Moderate
- Water temperature
- 13–20°C (coldest Jul, warmest Jan)
- Visibility
- 8–25m: Open-ocean visibility varies and berley can reduce clarity near the cage.
- Experience
- Surface cages normally require no certification and use supplied air.
01 · Marine life
What you may see
Sightings are never guaranteed. The bars show typical likelihood by month.
| Month | Likelihood |
|---|---|
| January | occasional |
| February | occasional |
| March | occasional |
| April | occasional |
| May | occasional |
| June | occasional |
| July | occasional |
| August | occasional |
| September | occasional |
| October | occasional |
| November | occasional |
| December | occasional |
Possible year-round; no synthetic monthly peak is claimed.
| Month | Likelihood |
|---|---|
| January | occasional |
| February | occasional |
| March | occasional |
| April | occasional |
| May | occasional |
| June | occasional |
| July | occasional |
| August | occasional |
| September | occasional |
| October | occasional |
| November | occasional |
| December | occasional |
Seasonality is coded conservatively.
| Month | Likelihood |
|---|---|
| January | occasional |
| February | occasional |
| March | occasional |
| April | occasional |
| May | occasional |
| June | occasional |
| July | occasional |
| August | occasional |
| September | occasional |
| October | occasional |
| November | occasional |
| December | occasional |
Possible in the region; no unsupported monthly peak is applied.
| Month | Likelihood |
|---|---|
| January | occasional |
| February | occasional |
| March | occasional |
| April | occasional |
| May | occasional |
| June | occasional |
| July | occasional |
| August | occasional |
| September | occasional |
| October | occasional |
| November | occasional |
| December | occasional |
Possible in the region; 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.
Neptune Islands Ocean-Floor Cage
Neptune Islands Ocean-Floor Cage: Submerged cage.
12–20m · Moderate current
Neptune Islands Surface Cage
Neptune Islands Surface Cage: Boat-mounted surface cage.
0–3m · Mild current
Dangerous Reef
Dangerous Reef: Offshore reef.
5–20m · Moderate current
See all 4 dive sites
03 · LogisticsGetting there and costsModerate. Fly to PLO. Typical trip $–$$$.
Route overview
Moderate
Reachable but with some friction: 1 domestic flight, a 3h boat crossing.
Airport options
PLO
Port Lincoln Airport
About 15 minutes by road to Port Lincoln after an onward domestic flight
Typical trip cost
$–$$$
under $2,000 to over $4,000
Per person, excluding international flights.
- Surface-cage day tours are about AUD 630 including a AUD 45.
- 40 visitor-use fee.
- Multi-day ocean-floor cage expeditions start around AUD 2,995.