This dive site is named for its impressive limestone reef formations featuring numerous ledges, overhangs, and swim-throughs resembling opera house balconies. It is a photographer's delight, known for its dramatic topography and abundant temperate fish life. The shallow depth makes it an excellent and accessible site for divers of all levels.
Opera House
Shallow limestone reef with caves and abundant temperate fish.
Boat Access
12m Avg Depth
18m Max Depth
About this dive site
DivingFreedivingSnorkeling
Site Ratings
Big Marine Life Fair
Macro Marine Life Very Good
Landscape Quality Excellent
Water Visibility Very Good Viz
Plan Your Visit
cavernswim-throughbeginner friendlywide anglelimestone reefaustraliaperth
Marine Life
Port Jackson Shark
Australian Sea Lion
Old Wife
Rough Bullseye
Australian Giant Cuttlefish
Western Blue Devil
Wrasse
Harlequin Fish
Western Rock Lobster
Things to Note
Difficulty:
All levels
Shallow depths, mild currents, and easy navigation for all divers.
Hazards:
boat traffic
Current Strength:
Mild
Nearby Dive Sites
Explore other dive sites in the area
Australia, Rottnest Island Rottnest Island Marine Reserve
Shallow bay with spectacular limestone caves and swim-throughs.
Australia, Rottnest Island Rottnest Island Marine Reserve
Limestone reef with caves, swim-throughs, and diverse marine life.
Australia, Perth Rottnest Island Marine Reserve
Caves, bomi walls, reef fish, lobsters, nudibranchs, variable currents.