Club log describing the site as protected, busy with local dives, and full of small marine life on good nights.
Australia · Perth and Rottnest Island (Wadjemup)
Shallow shore groyne with easy critter hunting.
Shallow shore groyne with easy critter hunting.
Sue's Groyne is a shallow beach-entry shore site where a short walk-out and sand-bar run hold octopus, juvenile striped catfish, toadfish, triggerfish, squid, cuttlefish, and occasional baby Port Jackson sharks. It is a beginner-friendly pick for snorkellers and freedivers who want an easy shore session with enough structure to keep the critter hunt interesting. The tradeoff is simple: when the silt lifts, the site turns murky quickly, so the best dives are the calm windows when the wall and sand bar stay readable.
Safety Notes
Suspended silt can cut visibility fast, and you should stay aware of any boat-lane overlap near the wall.
Access Restrictions
Beach entry from Chelydra Park with a short walk, and parking can be limited on busy days.
Legal Notes
Use the public beach entry and respect other shoreline users.
Community notes to help plan your visit.
Scuba Diving
Max depth is around 4–4.5 m with a distinct drop-off after a shallow section.
Freediving
Excellent for relaxed freediving when the water is calm, because the profile stays shallow and easy to read.
Snorkeling
A good beginner snorkel site with a short walk-out and a shallow sand-bar run along the wall.
Species commonly reported at this site, with direct links into their wildlife guides.
Conservative baseline from public research. No community dives logged yet.
Last Updated
Research Sources
Club log describing the site as protected, busy with local dives, and full of small marine life on good nights.
Visibility report log showing the site's silt sensitivity and a broad 2m to 10m visibility range.
Club event page showing Sue's Groyne as a recurring meetup site in North Coogee.

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