Sea Bees at Koh Racha Yai offers a diverse underwater landscape featuring a combination of reef, wall, pinnacle, and cave formations. Accessible only by boat, the site is suitable for beginners, with depths ranging from 10 to 30 metres and an average depth of 20 metres. Visibility typically spans 15 to 30 metres, and currents are generally mild. Water temperatures remain between 28 and 30 degrees Celsius, though cold water intrusions of 25 degrees Celsius can occur in February and March. Night diving is available, and divers should be mindful of boat traffic, sharp coral, sea urchins, and stonefish while maintaining proximity to their guide.

Underwater Way at Koh Racha Yai features a diverse underwater landscape comprising reef, pinnacle, wall, and drift sections. Divers can explore depths ranging from 8 to 30 metres, with an average depth of 15 metres. Visibility typically spans 10 to 30 metres. The site is subject to moderate currents, which can shift quickly, requiring solid buoyancy control. Water temperatures remain between 28 and 30C, though thermoclines may occur at depth. Due to the potential for strong currents and boat traffic, divers should monitor their position against the reef and use a surface marker buoy during ascent. This site is best suited for intermediate divers.

South Point at Koh Racha Yai offers reef diving for intermediate divers, with depths ranging from 8 to 25 metres. The site is accessed by boat and features moderate currents that can strengthen quickly, requiring good buoyancy control. Divers can explore the reef structure, which provides shelter from water movement. Marine life recorded at this site includes the laced moray, wrasses, vagabond butterflyfish, porcupinefish, crabs, azure sea stars, sergeants, rabbitfish, and various snails. Visibility typically spans 15 to 30 metres. Due to the current patterns, booking a guided tour is recommended to ensure safe entry and drift planning.

Koh Racha Yai offers a diverse underwater environment featuring a combination of natural reefs, wrecks, and artificial reef structures. Located in the Andaman Sea, this site is accessible only by boat and is suited for intermediate divers. Depths range from 3 to 30 metres with an average of 15 metres. Divers should be prepared for moderate currents that can shift in direction and strength. Visibility fluctuates between 5 and 25 metres, while water temperatures remain warm, typically between 28 and 30 degrees Celsius. Due to active boat traffic, divers must deploy a marker buoy before ascending. Always maintain buoyancy to avoid contact with sharp coral and rocky structures.

Dive Asia is a reef and pinnacle site located off Koh Racha Yai, Thailand. The site offers depths ranging from 8 to 30 metres, with an average depth of 15 metres. Access is by boat, and the site is suited for intermediate divers comfortable with moderate currents. Visibility varies between 5 and 25 metres. Divers should be aware that strong currents can develop quickly, particularly in deeper sections. The site features an on-site dive shop providing equipment rental and air fills. Typical dive times are approximately 45 minutes. Divers are advised to monitor their position against the reef and use an SMB when surfacing due to boat traffic.

Koh Racha Yai is a boat-access site located 25 kilometres from shore, offering a varied underwater landscape that includes natural reefs, artificial reefs, walls, and wrecks. The site spans depths from 3 to 60 metres, with an average depth of 20 metres. Divers encounter mild currents that can strengthen unexpectedly, and visibility typically ranges between 15 and 40 metres. Due to the potential for fluctuating visibility and shifting currents, particularly on wall sections where depth can increase rapidly, this site is suited for intermediate divers. Water temperatures remain between 26 and 30 degrees Celsius. Guided tours, equipment rental, and air fills are available for standard 60-minute dives.

Sub Aqua at Koh Racha Yai offers a diverse underwater landscape featuring a combination of reef, pinnacle, wall, and artificial reef structures. Located 2000 metres from shore, this site requires boat access and is suited for intermediate divers. Depths range from 8 to 30 metres, with an average of 15 metres. Visibility typically spans 10 to 30 metres. Divers should be prepared for moderate currents that can strengthen quickly, requiring good buoyancy control. The site is also suitable for night diving. Facilities available include toilets, showers, and a rinse station. Water temperatures remain consistent between 28 and 30C throughout the year.

Kata Reef at Koh Racha Yai is a shore-accessible site featuring a combination of natural reef, artificial reef structures, and wall topography. Located 50 metres from the shore, the site offers shallow diving with depths ranging from 2 to 15 metres and an average depth of 9 metres. Conditions are generally mild, though divers should be aware of potential surf, surge, and variable visibility between 3 and 20 metres. The site is suitable for beginners and supports night diving, with typical dive times around 60 minutes. Facilities available nearby include equipment rental, air fills, and guided tours.