Secret Spot in Coron, Philippines, is a wreck and artificial reef site situated at a consistent depth of 11 metres. Access to this location is by boat only. Divers should be prepared for moderate currents and visibility that fluctuates between 5 and 20 metres. Hazards at this site include potential entanglement, sharp coral, and low visibility. While specific marine life has not been confirmed at this exact location, species recorded around this area include various wrasses, butterflyfish, nudibranchs, and great barracuda. The site is suitable for beginners, though conditions can vary.

Barracuda Lake is a unique dive site located within a landlocked karst formation on Coron Island. The topography features dramatic walls and rocky surfaces that extend from 10 to 42 metres, with an average depth of 20 metres. Divers experience a distinct thermocline as they descend through the water column. Conditions are generally calm with no current and visibility ranging from 15 to 30 metres. Access is by boat, and divers should remain vigilant regarding boat traffic when surfacing. While suitable for beginners, the deeper sections of the lake require careful depth monitoring and are best explored with a guide.

Kayangan Lake in Coron is a brackish water site consisting of 70% fresh and 30% salt water. The topography is defined by dramatic underwater limestone pinnacles that create a moonscape appearance. Divers and snorkellers can explore depths ranging from the surface to 40 metres, with an average depth of 10 metres. The site features thermoclines and visibility that varies between 10 and 40 metres. Access is by boat, located 1000 metres from the shore. Due to the presence of strong currents, deep water, and overhead environments, visitors should exercise caution. The site is suitable for beginners, though conditions can vary.

Twin Lagoon in Coron consists of two saltwater lagoons divided by a limestone wall. Snorkellers can access the inner lagoon by swimming through a small underwater archway during low tide. The site features a distinct halocline where fresh and salt water mix, creating a visible thermocline with cooler surface water and warmer saltwater below. Depths range from 10 to 35 metres, with mild currents and visibility typically around 15 metres. Access is by boat only. Hazards include jellyfish, sea urchins, sharp coral, stonefish, and the thermocline. This site is suitable for beginners and offers a unique experience of transitioning between two distinct lagoon environments.

Skeleton Wreck is a small fishing boat located at Coron Island that sits on a slant. The structure begins at a depth of 4 metres, with the vessel's ribs remaining as the primary feature after the rest of the boat weathered away. This site is suitable for beginners and is also popular for snorkelling due to its shallow profile. Divers and snorkellers can access the site by boat or from the shore. Conditions are generally mild with visibility ranging from 10 to 25 metres and water temperatures between 28 and 30 degrees Celsius. Hazards at this site include potential entanglement and sharp coral.

Seven Islands is a boat-access reef site in Coron, Philippines, offering a depth range of 2 to 24 metres. The site features mild currents and water temperatures between 28 and 31 degrees Celsius. Visibility is variable, ranging from 5 to 30 metres. The shallow sections are suitable for beginner divers, while the deeper areas provide variety for more experienced visitors. Night diving is available at this location. Divers should maintain good buoyancy control to avoid contact with sharp coral and rocks present across the reef, which can cause injury and damage the habitat.

Siete Pecados is a marine park in Coron, Philippines, composed of seven small limestone islets. This site offers both drift diving and snorkelling opportunities at depths ranging from 2 to 22 metres, with an average depth of 12 metres. Access is by boat, as the site is located 300 metres from the shore. Divers and snorkellers should be aware of moderate currents and boat traffic in the area. Visibility varies significantly, ranging from 5 to 30 metres. The water temperature remains warm throughout the year, typically between 28 and 31 degrees Celsius. The site is suitable for beginners.

Alcatraz is a rocky island situated in the channel between Busuanga and Coron Island. This drift dive site is characterised by strong tidal currents, making it suitable for intermediate divers. The topography consists of a reef environment with depths ranging from 5 to 30 metres. Divers access the site exclusively by boat. Visibility at the site is variable, typically ranging between 5 and 20 metres. Due to the exposed nature of the channel and the potential for strong currents, careful planning and experience with drift diving are required for this location.