A 1.8 km jetty turned coral forest.
The dive
The longest timber-piled jetty in the southern hemisphere, at 1,841 m. Its pilings carry a colourful artificial reef in shallow, calm water, with an underwater observatory for non-divers.
When to go
Summer and early autumn bring the calmest, warmest water; winter storms reduce visibility.
Readiness
Open Water-level site — suits Open Water divers and up. Typical requirements:
Not sure you're ready? Read our readiness guide or check yourself in the planner.
Logistics
| Getting there | Self-drive from Perth (~2.5 hrs). Drive from Perth to Busselton, about 2.5 hours, or fly to Busselton Margaret River Airport. |
|---|---|
| Where to stay | Coastal town base. Busselton or the Margaret River region. |
| Operator to look for | Reviewed local operators running guided jetty dives and gear hire. |
Sources
Links checked 29 September 2026. They cover the site's location, protection status and background. Costs, difficulty and season windows are ScubaRogue's editorial estimates, so confirm them with your operator before you book. How we research
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