Sand Pit Reef is an egg-shaped reef located east of Kalambuyan Island in Coron, Philippines. The site features a distinctive sandy middle section that reaches depths of 1 to 3 metres, while the surrounding reef slopes down to 15 metres. Due to the calm conditions and lack of current, it is a suitable location for beginner divers and training courses. Access to the site is by boat. Species recorded around this area include wrasses, flatworms, blue dragons, giant trevally, titan triggerfish, nudibranchs, lionfish, crocodile fish, pufferfish, butterflyfish, anemonefish, parrotfish, and groupers. Divers should remain aware of boat traffic in the area.

The Talei Maru is a Japanese wreck located in Coron, Philippines, resting at depths between 10 and 26 metres. This artificial reef site is accessible only by boat and is suited for intermediate divers with wreck certification. The structure features penetration sections that create an overhead environment, requiring careful buoyancy control to avoid sharp corroding steel and entanglement hazards. Divers typically experience mild currents and visibility ranging from 10 to 30 metres. Water temperatures remain warm, between 28 and 30C. Species recorded around this area include wrasses, nudibranchs, flatworms, and various reef fish. Always monitor depth to manage nitrogen levels and decompression requirements.

The Akitsushima is a Japanese seaplane tender wreck located in Coron, Philippines. Resting at depths between 22 and 38 metres, this site is strictly for advanced divers with wreck certification. The hull remains largely intact, offering opportunities for penetration, though the overhead environment requires precise buoyancy control and a torch. Visibility typically ranges from 5 to 20 metres, and moderate currents can shift unpredictably around the superstructure. Access is by boat only, and divers should be cautious of sharp metal edges and entanglement risks throughout the structure. The wreck serves as an artificial reef, supporting various marine life within its complex framework.

The Okikawa Maru is a large shipwreck located near Coron, Philippines, serving as an artificial reef. This site is accessible only by boat and is suitable for beginners, though conditions vary with strong currents and visibility ranging from 5 to 25 metres. The wreck lies at depths between 10 and 26 metres, with an average depth of 18 metres. Species recorded around this area include wrasses, blue dragons, titan triggerfish, giant trevally, and various nudibranchs. Water temperatures remain consistent throughout the year, typically between 28 and 31 degrees Celsius.

Reef House in Coron, Philippines, is a shallow marine site with a consistent depth of approximately 4 to 4.5 metres. Given its limited depth, the site is suitable for snorkelers and entry-level divers looking for a relaxed experience. Water temperatures at this location are warm throughout the year, ranging between 28C and 30C. As a shallow site, it provides a straightforward environment for underwater observation. Divers and snorkelers should be aware that conditions can vary, and the site is best approached with standard safety protocols for shallow water activities.

Popotonan Reef is a shallow marine site located in Coron, Philippines. The reef is situated at a consistent depth of approximately 5 metres, making it a suitable location for shallow water activities. Conditions at this site are generally warm, with water temperatures ranging between 28C and 30C throughout the year. Due to its shallow nature, the site is accessible for those seeking a relaxed dive experience in a reef environment. As a shallow reef, it provides a straightforward profile for divers and snorkellers alike.

Calumbuyan Reef is a double reef system situated in Gutob Bay near Coron. The site features extensive coral gardens on its eastern side, providing a shallow environment well-suited for both diving and snorkelling. Depths at this location range from 2 to 15 metres, with an average depth of 8 metres. Conditions are generally mild, making the site accessible for beginners. Access to the reef is by boat only. Water temperatures remain consistent throughout the year, typically ranging between 28C and 30C.

Lusong Reef in Coron is a versatile site featuring a combination of natural reef, wreck, and artificial reef structures. Divers can explore this area at depths ranging from 4 to 15 metres, with an average depth of 10 metres. The site is suitable for beginners, offering mild currents and water temperatures between 28C and 30C. Visibility varies significantly, typically ranging from 5 to 20 metres. Access to the site is by boat only. Divers should exercise caution regarding potential hazards, including sharp coral, lionfish, stonefish, and sharks.