Koh Kon is a reef site located off Koh Rong Samloem, Cambodia, suitable for beginner divers and snorkellers. The site features a depth range of 12 to 14 metres, with an average depth of 10 metres. Access is by boat only. Conditions are generally manageable with mild currents and visibility ranging from 10 to 25 metres. Water temperatures remain warm, between 29 and 31 degrees Celsius throughout the year. The site is also available for night diving. Divers should remain alert for surge and swell, which can pick up unexpectedly and affect comfort on the reef. Ensure all equipment is prepared before departure as there are no on-site facilities.

Middle Tree is a coral reef site situated within the Koh Rong Archipelago Marine Protected Area. As a designated conservation zone, the area is primarily managed for research purposes. The reef features depths ranging from 5 to 14 metres, with an average depth of 10 metres. Access to the site is by boat, as it is located 5 kilometres from the shore. Divers can expect mild currents and visibility fluctuating between 5 and 25 metres. Water temperatures remain warm throughout the year, typically between 29 and 31 degrees Celsius. Hazards at this location include boat traffic and sharp coral structures.

Mpai Bay offers a combination of reef and muck diving directly off the village on Koh Rong Samloem. The site is well-suited for beginners, with an average depth of 7 metres and a maximum depth of 10 metres. Divers can access the site from the shore or by boat. Conditions are generally mild, with visibility ranging from 5 to 10 metres and water temperatures between 29C and 31C. Night diving is available at this location. Due to the proximity of the village jetty, boat traffic is a significant hazard; divers must use a delayed surface marker buoy at all times. Sharp coral is also present in the area.

Coral Bay is a reef site located 1500 metres off the coast of Koh Rong Samloem. The reef topography extends from the shallows to a maximum depth of 25 metres, with an average depth of 10 metres. This site is accessible only by boat and features mild currents, making it suitable for beginners. Visibility varies significantly from 5 to 25 metres. Water temperatures remain consistent between 29 and 31 degrees Celsius throughout the year. Divers should be cautious of sharp coral and rocks, as well as boat traffic near the surface. Night diving is available at this location, and dive shop facilities are provided for charter services.

Last Tree is a drift and reef dive site located off Koh Rong Samloem. The site reaches a maximum depth of 13 metres and is suitable for beginners. Divers access the location by boat, navigating mild currents that vary in visibility between 5 and 25 metres. Water temperatures remain consistent throughout the year, ranging from 29 to 31 degrees Celsius. Night diving is permitted at this location. Divers should exercise caution regarding boat traffic and navigation, ensuring they remain aware of their position to avoid restricted conservation areas located to the south.

Back Door is a large reef system extending from Mpai Bay along the north-western coast of Koh Rong Samloem. The topography features large boulders in the shallows and cliff-like overhangs. This site is suitable for intermediate divers, with depths ranging from 5 to 40 metres and an average depth of 12 metres. Access is by boat only. Divers should be prepared for mild currents and variable visibility between 5 and 30 metres. Hazards include boat traffic, deep sections, sea urchins, sharp coral, and venomous species such as lionfish and stonefish. Night diving is available at this location.

The Old Jetty Wreck at Koh Rong Samloem is an artificial reef system comprising a submerged structure and surrounding reef. Divers can explore the wreck at depths ranging from 7 to 30 metres, with an average depth of 7 metres. The site is accessible only by boat and features mild currents, making it suitable for intermediate divers. Visibility typically ranges between 10 and 20 metres, while water temperatures remain warm between 29 and 31 degrees Celsius. Divers should maintain buoyancy to avoid contact with sharp coral and rock formations and remain aware of surroundings due to occasional shark sightings.

Corner Bay is a reef dive site located off Koh Rong Samloem, Cambodia. The site features depths ranging from 5 to 16 metres, with an average depth of 11 metres. Access is by boat only. Divers should be prepared for moderate currents and visibility that can fluctuate between 5 and 25 metres. Due to the presence of sharp coral and the potential for strong currents or low visibility, this site is suited for intermediate divers. Night diving is permitted at this location. Water temperatures remain warm throughout the year, typically ranging between 29 and 31 degrees Celsius.