Tioman Island offers diverse underwater topography including reefs, wrecks, pinnacles, and walls. Suitable for all skill levels, the site features depths ranging from 3 to 30 metres with an average of 14 metres. Divers can expect mild currents and visibility between 8 and 30 metres. Water temperatures remain consistent, typically between 28 and 30C. Access is available via both shore and boat entries. Facilities on the island include equipment rental, air fills, rinse stations, and guided tours. Night diving is permitted, with typical dives lasting 50 minutes. Hazards include jellyfish, sea urchins, and stonefish, as well as potential for strong currents or low visibility.

Melina Beach on the west coast of Tioman Island features a fringing reef accessible directly from the shore. This site is well-suited for beginners, with an average depth of 4 metres and a maximum depth of 5 metres. Divers and snorkellers encounter mild currents and visibility ranging from 5 to 15 metres. The water temperature remains warm throughout the year, between 28C and 30C. Species recorded around this area include various wrasses, bluespotted fantail rays, and elongate clams. Facilities at the beach include toilets, showers, changing rooms, a rinse station, and equipment rental. Be aware of sea urchins when entering the water.

Bunot Beach on Tioman Island offers a shallow reef environment suitable for beginners. The site features a 500-metre stretch of coral reef with depths ranging from 2 to 5 metres, averaging 4 metres. Snorkellers can access the reef directly from the shore, where visibility typically fluctuates between 5 and 20 metres. The water temperature remains warm throughout the year, between 28 and 30C, with mild currents. While exploring the scattered living corals, visitors may encounter various reef fish. Be aware of sea urchins and sharp coral in the area. The site is well-suited for a 45-minute snorkel session.

Genting House Reef on Tioman Island offers a diverse underwater environment combining a wreck, artificial reef structures, and a muck diving zone. Located just offshore, this site is accessible via a shore entry and is well-suited for beginners due to mild currents. Depths range from 7 to 20 metres, with an average of 10 metres. Visibility varies between 8 and 30 metres, and water temperatures remain consistent between 28 and 30C. Divers should maintain neutral buoyancy to avoid stirring up silt, particularly around the wreck and muck areas. A local dive shop provides air fills and guided tours to assist with navigating the site.

Tumuk is a reef site located off Tioman Island, Malaysia, accessible only by boat. The site features a shallow depth range, typically between 3 and 5 metres, with an average depth of 11 metres. Divers should be prepared for moderate currents and visibility that fluctuates between 5 and 25 metres. Due to the presence of sharp coral and potential for strong currents, this site is suited for intermediate divers. Night diving is permitted at this location. Species recorded around this area include Hawksbill Sea Turtles, Bluespotted Fantail Rays, Blue Ringed Angelfish, Zebra Lionfish, various nudibranchs, Giant Morays, Broadclub Cuttlefish, and wrasses.

TDB house reef at Tioman Island offers a convenient shore entry combining natural coral structures with an artificial reef. This site is well-suited for beginners, featuring a comfortable average depth of 6 to 8 metres and mild currents. Visibility typically ranges from 8 to 20 metres, allowing for clear observation of the reef layout. Water temperatures remain warm throughout the year, between 28 and 30 degrees Celsius. The site is accessible for both diving and snorkelling, and its shallow profile makes it a practical location for night dives. Divers should check locally for current facility availability before planning a trip.

Bus Station is a wreck site located off Tioman Island, Malaysia, featuring a structure that rises from a maximum depth of 15 metres to within easy reach of the surface. This site is suitable for beginners and is accessed exclusively by boat to avoid shore break hazards. Visibility typically ranges between 8 and 20 metres, while water temperatures remain consistent between 28 and 30 degrees Celsius. Although currents are generally mild, they can strengthen, requiring snorkellers to remain close to the boat and monitor surface conditions. The wreck provides a hard structure that supports local reef fish and various marine invertebrates.

Pulau Renggis is a reef and wreck site located 500 metres off the coast of Tioman Island, Malaysia. The site offers depths ranging from 4 to 20 metres, with an average depth of 13 metres. It is suitable for beginners and accessible by boat. Conditions vary, with visibility ranging from 3 to 30 metres and mild currents. The water temperature remains warm throughout the year, between 28 and 30 degrees Celsius. Hazards at this site include the potential for low visibility, surf, and sharp coral. Night diving is permitted at this location, with typical dives lasting approximately 50 minutes.