Maomao Arch
About Maomao Arch
An underwater arch that allows a swim-through from the western side of the island to the eastern side. The outside walls drop to around 30 m, while the interior of the arch rises to about 5 m. On the eastern side there are large boulders, and a small cave sits at roughly 20 m. The arch walls are colourful and covered with invertebrates, with schooling maomao and other reef fish commonly seen.
Where Is Maomao Arch?
Maomao Arch Planning Details
Depth range, seasonality, and planning context.
Reported Depth
5m - 30m
Depth Note
Inside the arch shallows to about 5 m; walls outside reach about 30 m; a small cave is around 20 m.
Safety & Access At Maomao Arch
Hazards, restrictions, and access requirements.
Key Hazards
Safety Notes
Includes an overhead swim-through (arch) and reaches depths around 30 m; plan gas and buoyancy accordingly.
Local Intel For Maomao Arch
Community notes to help plan your visit.
Scuba
Scuba divers can swim through the arch from west to east, with depths ranging from about 5 m inside to about 30 m on the outer walls.
Maomao Arch Dive Conditions Planner
Use the planner to scan this week, inspect today in local time, and understand how exposure shapes conditions at Maomao Arch.
Exposure Profile at Maomao Arch
Directional shelter context for incoming swell.
Recent Logged Visits At Maomao Arch
Community dive logs and visit reports for this site.
No Dive Logs Yet
Be the first to log a dive at this spot and share your experience!
Dive Spot Log Averages At Maomao Arch
Average conditions based on logged dives & visits.
Maomao Arch Guide - Sources and Updates
Last Updated
Know this site? Improve Spot Details.
