Tioman Island features a diverse underwater landscape including reefs, wrecks, caves, pinnacles, and artificial structures. Depths range from 5 to 35 metres, with an average of 15 metres, making it suitable for various skill levels. Visibility typically spans 10 to 30 metres, and water temperatures remain consistent between 28 and 30 degrees Celsius. Access to these sites requires a boat. Divers should be aware of moderate currents, which can strengthen, and the presence of stonefish near rocky reef edges. Guided tours are recommended for those navigating the varied topography, and night diving is available for those interested in exploring the site after dark.

Ghost Town is a shore-entry site off Pulau Tioman featuring a combination of natural reef and artificial reef structures. The site is suitable for beginners, with depths ranging from 3 to 24 metres, averaging 22 metres. Divers experience mild currents and visibility between 8 and 30 metres. Water temperatures remain consistent between 28 and 30 degrees Celsius year-round. Night diving is available at this location. Facilities on site include parking, toilets, showers, changing rooms, a rinse station, air fills, equipment rental, and guided tours. Divers should exercise caution regarding sharp coral and rocks, and remain aware of boat traffic during surface intervals and entry.

ABC House Reef is a convenient shore-entry site located directly off the beach at Tioman Island. The reef offers a relaxed environment for beginners, with depths ranging from 3 to 11 metres and an average depth of 8 metres. Visibility typically spans 8 to 20 metres, while water temperatures remain consistent between 28 and 30 degrees Celsius. Currents are generally mild, though divers should maintain streamlined gear and buoyancy control. Species recorded around this area include hawksbill sea turtles, bluespotted fantail rays, blue ringed angelfish, various nudibranchs, and wrasses. Entering at high tide is recommended to simplify access from the shore.

The KM Sipadan is a steel-hulled shipwreck resting on a sandy seabed at depths between 25 and 32 metres. This artificial reef site is situated near two older wooden wrecks and features a Malaysian flag. Due to the depth and potential overhead environments, the site is reserved for advanced divers. Conditions include moderate currents and visibility ranging from 5 to 30 metres. Boat access is required for all dives, which typically last 35 minutes. Divers should be aware of hazards including boat traffic, entanglement risks, and the deep nature of the wreck. Species recorded around this area include various wrasses, anemonefish, moray eels, and nudibranchs.

LRT Coach Reef is an artificial reef located off Tioman Island, Malaysia, formed by submerged train coaches resting at a consistent depth of 18 metres. Accessible only by boat, the site features mild currents and visibility ranging from 10 to 30 metres. The structure provides a unique overhead environment for divers, though it presents risks including entanglement and sharp edges. Water temperatures remain stable between 28 and 30 degrees Celsius. Due to the overhead nature of the coaches and potential for variable visibility, divers should brief their buddies on navigation and safety procedures before descending. The site is suitable for beginner divers, with typical dives lasting around 45 minutes.

Marine Park Wrecks at Tioman Island consists of artificial reef structures designed for scuba diving. The site features a depth range of 9 to 30 metres, with an average depth of 14 metres. Access is strictly by boat. Divers should be prepared for mild currents and visibility typically ranging between 5 and 10 metres. Due to the low visibility conditions, this site requires careful navigation. It is suitable for beginner divers, with typical dive times lasting approximately 45 minutes. The water temperature remains warm throughout the year, consistently between 28 and 30 degrees Celsius.

This shallow reef and seagrass site off Tioman Island offers depths between 1 and 5 metres, with an average depth of 3 metres. It is suitable for beginners, though boat access is required to reach the site and avoid dangerous shore breaks. Visibility ranges from 8 to 20 metres, providing clear views of the habitat. Water temperatures remain between 28 and 30 degrees Celsius throughout the year. Divers and snorkellers should exercise caution regarding sharp coral and rocks, which pose a hazard. Shore facilities including toilets, showers, and a rinse station are available at the boat departure point.

Pulau Soyak is a rocky islet located 500 metres off the coast of Tioman Island. This site features a combination of natural reef and artificial reef structures, offering a varied topography for divers and snorkellers. Depths range from 2 to 20 metres, with an average depth of 5 metres, making it suitable for beginners. Conditions are generally mild with visibility ranging from 5 to 30 metres. Access to the site is by boat only. The area is suitable for night diving, with typical dive times around 60 minutes. Divers should be aware of sharp coral and the presence of sharks in the area.