Mahana Park, also known as PK18.5, is a reef site located on Tahiti Nui in French Polynesia. This lagoon site is well-suited for beginners, offering easy shore access and mild currents. The topography features varied coral formations that increase in size as you move further from the shore. Snorkellers can expect depths ranging from 2 to 4 metres, with an average depth of 3 metres. Visibility at the site typically fluctuates between 5 and 15 metres. Facilities available at the park include parking, toilets, and showers. Be aware that stonefish are a potential hazard in this area.

Plage Vaiava, often referred to as PK18, is a popular west coast site in Tahiti Nui featuring a white sand beach and a calm lagoon. Snorkellers can explore the reef and artificial reef structures located approximately 50 metres from the shore. The site is well-suited for beginners, with depths ranging from 1 to 3 metres and an average depth of 2 metres. Conditions are generally mild, though visibility can fluctuate between 5 and 25 metres. Facilities at the beach include parking, toilets, showers, and a cafe. Be aware of potential hazards including jellyfish and sharp coral when navigating the shallow lagoon environment.

Vaiava in Tahiti Nui offers a shallow, accessible environment featuring a mix of natural reef and artificial reef structures. With depths ranging from 1 to 6 metres and an average of 2 metres, it is well-suited for beginners and snorkellers. The site experiences mild currents and visibility between 5 and 15 metres. Water temperatures remain consistent throughout the year, typically between 27 and 29 degrees Celsius. Shore access is supported by convenient facilities including parking, toilets, and showers. Divers and snorkellers should be mindful of potential entanglement risks around the artificial structures and maintain awareness of their surroundings while exploring the varied terrain.

La Baie de Paea in Moorea, French Polynesia, features a combination of shallow reef and a wall that descends to a maximum depth of 26 metres. With an average depth of 18 metres and mild currents, the site is suitable for beginners. Access is by boat only, located 1000 metres from the shore. Visibility typically ranges from 10 to 25 metres, and water temperatures remain between 27 and 29 degrees Celsius. Divers should exercise caution regarding sharp coral and stonefish. Guided tours are available and recommended to navigate the reef safely. Typical dives last approximately 45 minutes.

Rohotu Beach (PK23.5) in Moorea offers a shore-entry snorkeling experience focused on the reef. The lagoon is narrow at this location, allowing for quick access to the reef edge. Snorkellers should be aware that the current can be moderate to strong, requiring intermediate skill levels to navigate safely. Water temperatures remain consistent throughout the year, ranging between 27C and 29C. Facilities available at the site include parking, toilets, and showers. Due to the potential for strong currents, visitors should exercise caution when exploring the reef environment.

Vaiava Beach, also known as PK18, is a public beach on Tahiti Nui featuring a wide, shallow lagoon with white sand. The site is suitable for beginners and offers an underwater educational trail with markers to guide snorkellers through the coral patches. The average depth is two metres, ranging between one and three metres. Entry is directly from the shore, and conditions typically feature mild currents. Water temperatures range from 27C to 29C throughout the year. Facilities available at the beach include parking, toilets, showers, and a rinse station. Snorkellers should be aware of hazards including sharp coral and stonefish.

Temaruata is a reef dive located off Tahiti Nui, accessible only by boat. The site features a profile that drops from the shallows to a maximum depth of 30 metres. Conditions are variable, with currents that can shift quickly and become strong. Divers should maintain solid buoyancy control and situational awareness throughout the dive. Due to the presence of sharks and the potential for strong currents, this site is suited for intermediate divers. Surface safely and remain alert for incoming boat traffic. As facilities are unconfirmed, divers should arrive self-sufficient with all necessary equipment for the day.

Plage Toaroto is a shallow reef site in Tahiti Nui, French Polynesia, offering a accessible shore entry for snorkelers and divers. The site features depths ranging from the surface to 6 metres, with an average depth of 2 metres. Visibility varies between 5 and 25 metres depending on conditions. Water temperatures remain consistent between 27C and 29C throughout the year. Divers and snorkelers should be aware of moderate currents and sharp coral, making protective footwear advisable. On-site facilities include parking, toilets, and showers. Due to the presence of sharp coral and potential current changes, visitors should monitor local conditions closely before entering the water.