

Best for beginner divers, Up to 14m, boat entry, mild current.
Castle is a reef dive site located off Koh Rong Samloem, named for its resemblance to an ancient castle when viewed from the west near the local Navy base and lighthouse. This site is suitable for all experience levels, with depths reaching up to 14 metres. Access is by boat only. Divers can expect mild currents and visibility ranging from 5 to 25 metres. Water temperatures are warm, consistently between 29C and 31C throughout the year. Due to the nature of the location, divers should remain aware of boat traffic in the area.
10.54912, 103.31127
Book your dives at least one week in advance online or through local dive shops to ensure availability during high season.
Accessible by boat from Sihanoukville.
Recorded at this site
Depth
Up to 14m
Visibility
5-25m
Skill Level
Beginner
Entry
Boat
Boat required
Water Temp
29-31°C
Current
Mild
Best Time
Jan, Feb, Mar, Apr, May, Nov, Dec
Yes, this reef dive is suitable for all experience levels.
The site reaches a maximum depth of 14 metres.
Castle is a boat-only dive site.
Divers can expect mild currents and visibility between 5 and 25 metres, with water temperatures ranging from 29C to 31C.
Divers should be cautious of boat traffic in the vicinity of the site.
Diving at Castle in Sihanoukville requires the following certifications: Open Water. Always dive within your training limits.
A rashguard or 2mm shorty is recommended for diving at Castle in Sihanoukville. Water temperatures range from 29°C to 31°C.
The best months to visit Castle in Sihanoukville are January, February, March, April, May, November, and December. Conditions outside these months can still be good but are less predictable.