The Lost World is a reef and artificial reef site located off the coast of Perhentian and Redang, Malaysia. The topography features dramatic rock formations and massive underwater boulder structures. In the shallows, the substrate is covered in sea whips and sponges. Divers and snorkellers can expect depths ranging from 10 to 18 metres, with an average depth of 14 metres. Conditions are generally mild, with visibility varying between 5 and 15 metres and water temperatures consistently between 28 and 30C. Access is available via both shore and boat entries. The site is suitable for beginners, though caution is advised regarding sharp coral.

Tanjung Rajawali is a marine dive site featuring a combination of reef and wall topography. Suitable for intermediate divers, the site requires boat access and is subject to moderate currents and occasional surge. Depths range from 8 to 25 metres, with an average depth of 15 metres. Visibility varies significantly, ranging from 5 to 25 metres. Species recorded around this area include various nudibranchs, moray eels, triggerfish, angelfish, octopus, lionfish, wrasses, and anemonefish. Typical dives at this location last approximately 50 minutes.

Teluk Nakhoda is a reef site located 1000 metres offshore in the Perhentian and Redang region of Malaysia. The site maintains a consistent depth of approximately 11 metres, making it suitable for beginner divers. Access is strictly by boat, and divers should be aware of boat traffic and sharp coral in the area. Visibility typically ranges from 10 to 25 metres, with water temperatures between 28 and 30 degrees Celsius. Species recorded around this area include various nudibranchs, giant moray, titan triggerfish, zebra lionfish, blue ringed angelfish, day octopus, wrasses, ocellaris anemonefish, groupers, and elongate clams.

Gua Rajawali is a reef site located off Pulau Tenggol, accessible exclusively by boat. Divers can explore depths ranging from 18 to 25 metres. Visibility is typically between 5 and 10 metres, requiring close-range observation of the reef. The water temperature remains consistent between 28 and 30 degrees Celsius throughout the year. A moderate current is present, so divers should be comfortable managing their position in moving water. Marine life recorded at this site includes various nudibranchs such as the Trance Wrinkle Dorid, Jorunna Nudibranch, and Lavender Split-tooth Dorid, alongside Clark's and Ocellaris Anemonefish, wrasses, groupers, Tiger Cowrie, sea stars, and sea cucumbers.

Coral Garden is a reef and pinnacle site located 50 metres from shore in the Perhentian and Redang area. The topography extends from the shallows down to a maximum depth of 30 metres, with an average depth of 18 metres. The site features calm, current-free water, making it suitable for beginners and snorkellers. Visibility typically ranges between 10 and 25 metres. Divers and snorkellers can access the site by boat or from the shore. Hazards include boat traffic and sharp coral; protective footwear is recommended for shore entries, and a safety sausage should be used when surfacing. Full facilities, including equipment rental and guided tours, are available on site.

Pulau Tenggol Shore provides direct reef access from the beach, with depths ranging from 8 to 16 metres. The site features mild currents, making it suitable for beginners. Visibility varies between 5 and 20 metres. Divers and snorkellers can encounter wrasses and blue dragons, along with less common species such as giant moray, day octopus, and various nudibranchs like the Nembrotha and Trance Wrinkle Dorid. Anemonefish, flatworms, and groupers are also present. The entry requires caution due to surf, sharp coral, and rocks; protective footwear is recommended. A local dive shop provides air fills, equipment rental, and guided tours. Night diving is available to explore the reef after dark.

House Reef in Perhentian & Redang, Malaysia, offers a versatile mix of reef and muck terrain suitable for beginners. Accessible directly from the shore, the site ranges from 2 to 14 metres in depth with an average of 8 metres. Divers and snorkellers encounter species including Giant Moray, Zebra Lionfish, Day Octopus, and various nudibranchs like the Nembrotha and Varicose Wart Slug. The water remains warm between 28 and 30 degrees Celsius with mild currents and visibility between 5 and 15 metres. Use caution during entry due to shore break and sharp coral. Facilities including showers and equipment rental are available on site.

Teluk Air Tawar features a combination of reef and wall topography accessible directly from the shore. Divers can explore depths ranging from 18 to 34 metres, with an average depth of 21 metres. The site experiences mild currents and visibility between 5 and 10 metres. Marine life observed here includes wrasses and blue dragons, alongside less frequent sightings of giant moray, zebra lionfish, day octopus, and various nudibranchs such as the trance wrinkle dorid and nembrotha. Due to sharp coral and rocks in the shallows, entry requires caution. Facilities including parking, showers, and rinse stations are available to support shore-based diving.