Broad Chumphon baseline for current and seasonal diving window.
Nearshore Mud Wai island with rich reef life.
Nearshore Mud Wai island with rich reef life.
Community dive-center access and park logistics make local guidance the practical default.
Koh Mat Wai Noi is a small Mud Wai island near Chumphon's community dive hubs, with easy access, shallow reef life, and a dense mix of small fish and cephalopods. It suits relaxed reef dives and snorkel-style sessions when the local water is calm.
Conservative baseline from public research. No community dives logged yet.
Depth range, seasonality, and planning context.
Best Season
May to October
Typical Conditions
Very shallow nearshore water, low visibility, and simple community logistics are the practical baseline.
Hazards, restrictions, and access requirements.
Key Hazards
Safety Notes
Keep buddy spacing tight in the low-vis water, avoid reef contact, and follow local entry timing around boats and guides.
Access Restrictions
Best accessed through the local dive hub; the island itself is not a general beach-stop site.
Legal Notes
Inside Mu Ko Chumphon National Park; park fee and park rules may apply.
Community notes to help plan your visit.
Scuba Diving
A simple guided reef session fits the public descriptions best, with the emphasis on close-range marine life rather than long traverse dives.
Snorkeling
Snorkeling can work on calm days because the site is shallow and nearshore, but visibility is usually tight.
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
Broad Chumphon baseline for current and seasonal diving window.
Know this site? Improve Spot Details.

Boat-access Chumphon reef with shallow coral and snorkel value.

Quiet Chumphon shore bay for shallow snorkeling and easy fish spotting.

Very shallow island stop near the Tong Tom dive center.

Sheltered Tong Tom Yai bay used for boat launches and clear-water dives.

Community-built artificial habitat site in sheltered Tong Tom Bay.

Koh Ku La is a gentle island reef dive in Chumphon.