Koh Sak East is a reef site located in the Far Islands, Thailand, featuring a combination of natural reef and artificial structures. The site is suitable for beginners, with depths ranging from 3 to 18 metres and an average depth of 5 metres. Divers and snorkellers can expect mild currents and visibility between 5 and 20 metres. Access is by boat only, and the site is suitable for night diving. The habitat supports a variety of reef fish and invertebrates typical of the Gulf of Thailand. Water temperatures remain warm, though a thermocline can occur below 12 metres between January and March. Be aware of boat traffic in the area.

Koh Sak West is a versatile site in the Far Islands offering a mix of reef, muck, and artificial reef environments. Located 10 kilometres from shore, the site requires boat access and is suitable for beginners. Depths range from 3 to 18 metres, with an average of 5 metres. Conditions feature mild currents and visibility ranging from 5 to 20 metres. Water temperatures remain warm throughout the year, between 28 and 31 degrees Celsius. Divers and snorkellers should be aware of boat traffic, sharp coral, and the presence of stonefish. Night diving is permitted at this location, with typical dives lasting around 50 minutes.

Deep Reef at Far Islands is a diverse site featuring a combination of natural reef, artificial structures, and muck diving environments. Located 10 kilometres from shore, this site requires boat access. Divers can explore depths ranging from 3 to 26 metres, with an average depth of 10 metres. Conditions include moderate currents and visibility fluctuating between 5 and 20 metres. The site is suitable for beginners, though divers should remain aware of hazards including boat traffic, sharp coral, sea urchins, and stonefish. The habitat supports a variety of regional reef fish and invertebrates. Water temperatures remain warm throughout the year, ranging from 28C to 31C.

The HTMS Kut is a former USS LSM-333 naval vessel intentionally sunk in 2006 to serve as an artificial reef. Located 2400 metres from shore near the Far Islands, the wreck rests at depths between 14 and 31 metres, with an average depth of 22 metres. This advanced dive site requires boat access and is subject to moderate currents and variable visibility ranging from 5 to 20 metres. Divers should be prepared for overhead environments and potential decompression requirements. The structure provides a habitat for a variety of regional reef fish and invertebrates. Water temperatures remain warm throughout the year, typically between 28C and 31C.

HTMS Mataporn is a naval vessel intentionally scuttled to serve as an artificial reef in the Far Islands. Resting on a sandy bottom, the wreck lies at depths between 15 and 23 metres, with an average depth of 19 metres. Divers access the site by boat. Visibility typically ranges from 5 to 15 metres. While currents are generally mild, they can strengthen without warning, requiring intermediate-level skills. Divers should monitor their depth closely as the hull slopes toward 23 metres. Typical dive times are around 40 minutes. Always consult the boat crew regarding current direction and surge points before entering the water.

Had Nuan in the Far Islands offers a diverse underwater environment combining natural reef formations with artificial structures. Suitable for beginners, the site features depths ranging from 2 to 22 metres with an average of 9 metres. Divers experience mild currents, making it a location for drift diving. Visibility typically fluctuates between 5 and 15 metres. Access is by boat, located 500 metres from shore. Hazards include boat traffic, jellyfish, sea urchins, and sharp coral. Night diving is available, providing opportunities to observe nocturnal marine life. Water temperatures remain warm, ranging from 28 to 31 degrees Celsius throughout the year.

Koh Man Wichai is a reef, wall, and drop-off site located in the Far Islands of Thailand. Suitable for beginners, the site features depths ranging from 5 to 25 metres with an average of 14 metres. Visibility varies significantly between 5 and 30 metres. Access is exclusively by boat, and divers should be prepared for moderate currents that can shift during a dive. Due to potential boat traffic and changing conditions, using a delayed surface marker buoy is recommended. Guided tours are advised to navigate the site safely and manage the variable current conditions effectively.

The HTMS Khram is a decommissioned Thai naval vessel resting upright on a sandy seabed. The wreck provides an artificial reef structure with the main deck accessible at 14 metres and the hull reaching a maximum depth of 30 metres. Divers encounter moderate currents and variable visibility ranging from 3 to 15 metres. Due to the depth and potential for overhead environments, this site is suited for intermediate divers with wreck certification. Hazards include entanglement risks within the structure, sharp coral, and shifting currents. A torch is recommended for navigating the wreck, and divers should remain vigilant regarding air consumption and disorientation when exploring internal sections.