

Best for beginner divers, 1-12m, shore entry, mild current.
Cottesloe is a shore-accessible reef and artificial reef site in Western Australia, suitable for beginners. Divers typically explore depths between 1 and 12 metres, with an average of 7 metres. The northern side of the groyne offers protected, calm conditions, though rip currents remain a hazard along the wider coastline. Visibility ranges from 5 to 15 metres. Marine life includes common sightings of wrasses, goatfish, tailor, bream, and star octopus. Divers may also encounter pygmy pipehorse, nudibranchs, eagle rays, cowfish, barracuda, western king wrasse, western rock lobster, conger eels, and stingrays. Morning dives are recommended to avoid afternoon sea breezes, choppy water, and increased boat traffic.
-31.99400, 115.75050
Visit in the morning before the sea breeze picks up and boat traffic increases. March to May and September to November offer the most settled conditions and the best chance of spotting seadragons.
Easy access from Cottesloe Beach. Park in one of the free, time-limited car parks along Marine Parade and walk down to the beach. The main entry is near the main groyne.
string
Recorded at this site
Depth
Up to 12m
Visibility
5-15m
Skill Level
Beginner
Entry
Shore
Water Temp
19-23°C
Current
Mild
Typical Dive
40 min
Best Time
Jan, Feb, Mar, Apr, May, Sep, Oct, Nov, Dec
Common species include wrasses, goatfish, tailor, bream, and star octopus. Less frequently, divers record pygmy pipehorse, nudibranchs, eagle rays, cowfish, barracuda, western king wrasse, western rock lobster, conger eels, and stingrays.
Yes, Cottesloe is suitable for beginners due to its shallow depths and generally mild currents, particularly on the northern side of the groyne.
The site ranges from 1 to 12 metres in depth, with an average depth of 7 metres.
Cottesloe is a shore dive with entry points accessible from the beach.
The best months to dive are January, February, March, April, May, September, October, November, and December.
Diving at Cottesloe in Perth requires the following certifications: Open Water. Always dive within your training limits.
A 5mm wetsuit is recommended for diving at Cottesloe in Perth. Water temperatures range from 19°C to 23°C.
Divers at Cottesloe in Perth should be aware of jellyfish. These encounters are generally rare and avoidable with proper awareness. Follow local safety guidance and maintain a respectful distance from all marine life.
Cottesloe in Perth typically has mild currents that most divers can handle comfortably.
Visibility at Cottesloe in Perth typically ranges from 5 metres to 15 metres. Conditions vary with weather, tides, and seasons.