

Best for intermediate divers, 5-32m, boat entry, mild current.
The HTMS Chang is a 100-metre shipwreck located near the islands of Koh Chang. As an artificial reef, the wreck sits at depths ranging from 5 to 32 metres, with an average depth of 23 metres. The site is accessible only by boat and is suitable for intermediate divers. Conditions vary, with visibility between 5 and 25 metres and mild currents. Hazards include boat traffic, deep sections, potential entanglement, overhead environments, and sharp structures. Divers should be aware of lionfish, sea urchins, and sharp coral present at the site. Night diving is available, and typical dives last around 35 minutes.
11.90230, 102.25500
The wreck is a strong platform for advanced wreck penetration training, but full penetration requires specific overhead certification.
Accessible by boat from Koh Chang.
Recorded at this site
Depth
5-32m
Visibility
5-25m
Skill Level
Intermediate
Entry
Boat
Boat required
Water Temp
28-31°C
Current
Mild
Typical Dive
35 min
Best Time
Jan, Feb, Mar, Apr, May, Dec
The wreck lies at depths between 5 and 32 metres, with an average depth of 23 metres.
The site is classified for intermediate divers due to its depth and potential overhead environments within the wreck.
Access to the site is by boat only, located approximately 6437 metres from the shore.
Yes, the site is open to both diving and snorkelling activities.
Hazards include boat traffic, deep water, entanglement risks, overhead environments, strong currents, and sharp structures like coral or metal.
Diving at HTMS Chang wreck in Koh Chang requires the following certifications: Open Water, Advanced, Deep, Wreck. Always dive within your training limits.
Yes, equipment rental is available at or near HTMS Chang wreck in Koh Chang. Contact local dive operators for specific gear availability and prices.
A rashguard or 2mm shorty is recommended for diving at HTMS Chang wreck in Koh Chang. Water temperatures range from 28°C to 31°C.
The best months to visit HTMS Chang wreck in Koh Chang are January, February, March, April, May, and December. Conditions outside these months can still be good but are less predictable.
HTMS Chang wreck in Koh Chang typically has mild currents that most divers can handle comfortably.
Visibility at HTMS Chang wreck in Koh Chang typically ranges from 5 metres to 25 metres. Conditions vary with weather, tides, and seasons.