Dive site page with shallow-bay entry and a marine-life list.
Racha Noi Bay is a shallow Phuket bay dive.
Racha Noi Bay is a shallow Phuket bay dive.
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Racha Noi Bay is a shore-entry bay dive on the southeast side of Koh Racha Noi, with a shallow coral garden around a small islet and a driftier outer line for stronger days. The site suits snorkeling, freediving, and easy scuba on calm water, while the deeper rocky sections can bring mantas, eagle rays, barracuda, snappers, morays, and occasional whale sharks.
Depth range, seasonality, and planning context.
Reported Depth
10m - 25m
Depth Note
Depth described as about 25 m to 10 m, with sightings around 25 m off the main rock/megalith area.
Best Season
Year-round, with calmer days usually giving the easiest conditions.
Typical Conditions
Shallow coral garden inside the bay, rocky outer line, and a current-sensitive drift option around the islet.
Hazards, restrictions, and access requirements.
Key Hazards
Safety Notes
Stay inside the bay when conditions build, and treat the outer rocky line as a separate current check before committing.
Access Restrictions
The easy bay entry is inside the sheltered section; the outer side needs current awareness and a clean exit plan.
Legal Notes
Follow local access rules and any tide limits around the sand ridge at low water.
Community notes to help plan your visit.
Scuba Diving
Key features include a main stacked rock/megalith area and a long slot on the south side, with smaller rocks on sandy shallows from about 10–25 m.
Freediving
The shallow coral garden and sandy bottom make this a useful freedive site on calm days.
Snorkeling
The shallow coral garden north and south is highly suitable for snorkeling when conditions are calm.
Species commonly reported at this site, with direct links into their wildlife guides.
Community dive logs and visit reports for this site.
Average conditions based on logged dives & visits.
Planning answers for access, conditions, timing, and site logistics.
Last Updated
Research Sources
Dive site page with shallow-bay entry and a marine-life list.
Independent guide covering year-round conditions and current behavior.
Boat operator page with drift, current, visibility, and depth notes.
Dive center page describing the bay, shallow coral garden, and marine life.
Know this site? Improve Spot Details.

Advanced boat dive with mantas and strong current.

Calm boat-access bay with coral gardens and manta potential.

Racha Noi west-side bay dive with granite boulders and manta potential.

Banana Rock is a boat-access Racha Noi dive with fish schools and drift options.