The InterContinental Lagoonarium is a protected, man-made lagoon located within the resort grounds on Tahiti Nui. Designed as a controlled environment, this site functions as an artificial reef and is suitable for beginners and families. Snorkellers can expect depths between 1 and 2 metres with mild currents and visibility ranging from 15 to 25 metres. Entry is via the shore, and the site offers convenient access to facilities including parking, toilets, showers, and a cafe. Guided tours are available for those seeking assistance in the water.

Vallée aux Murènes is a shore-entry reef dive located in Tahiti Nui. The site features a reef structure that provides a relaxed environment for divers to practise buoyancy and observation in shallow water. Conditions at the site are variable, with visibility and currents that can shift between visits. Water temperatures remain consistent throughout the year, ranging from 27 to 29 degrees Celsius. Divers should exercise caution regarding boat traffic at the surface and avoid contact with sharp coral, rock formations, stonefish, sea urchins, and jellyfish. Due to potential moderate currents and down currents near wall and cavern areas, local conditions should be checked before entry.

The Intercontinental Resort Tahiti offers accessible snorkelling directly from the shore of Tahiti Nui. The site features both a natural coral reef and an artificial lagoonarium located around the overwater bungalows. With depths ranging from 1 to 2 metres and mild currents, it is well-suited for beginners. Snorkellers can observe common species such as wrasses and sergeants. Less frequently encountered marine life includes Titan Triggerfish, Pacific Orange-spine Unicornfish, Palenose Parrotfish, Bird Wrasse, Moorish Idol, Elongate Clam, groupers, Orangestripe Triggerfish, Lagoon Triggerfish, Raccoon Butterflyfish, Checkerboard Wrasse, and African Clown Wrasse. Be aware of sharp coral when navigating the shallow areas. Facilities include parking, toilets, showers, and equipment rental.

Mont Aux Raies is a marine dive site located off Tahiti Nui in French Polynesia. The site features a consistent depth of approximately 11 metres. Given the moderate data confidence, divers should anticipate variable conditions typical of the region. Water temperatures at this location range between 27C and 29C throughout the year. This site is suitable for divers seeking a shallow, consistent profile in the waters of Tahiti. As a marine environment, the area supports general reef habitats, though specific species observations are not recorded for this location.

The Aquarium in Tahiti Nui offers a varied underwater landscape featuring a natural reef, a wreck, and artificial reef structures. Located 500 metres from shore, this site is suitable for beginners due to its manageable depths of 5 to 15 metres and mild currents. Divers and snorkellers can expect visibility ranging from 10 to 30 metres. Water temperatures remain consistent between 27 and 29 degrees Celsius throughout the year. Access to the site is by boat only, and local dive shops provide air fills. A typical dive session lasts approximately 45 minutes.

Papa Whisky is a marine site located off Tahiti Nui, featuring a combination of reef, wall, and drop-off topography. The site ranges from 8 metres to 50 metres in depth, with an average depth of 25 metres. Divers and snorkellers access the site by boat, where moderate currents are typical. Visibility varies between 10 and 25 metres. Due to the depth and potential for strong currents, this site is suited for intermediate divers. Local guidance is recommended to navigate the wall effectively. Hazards include deep water, sharks, and currents; divers should monitor local surge and swell conditions before entry.

Radio Whisky is a reef wall and drop-off site located off Tahiti Nui. The topography features a structure that descends to 50 metres, with an average depth of 30 metres. Divers experience mild currents and visibility ranging from 10 to 30 metres. Water temperatures remain between 26 and 29 degrees Celsius throughout the year. Access is strictly by boat to avoid surf and shore break hazards. This site is suited for intermediate divers who should be aware of territorial Titan triggerfish nesting on the reef. Species recorded around this area include various wrasses, triggerfish, giant moray eels, and spotted eagle rays.

Aquarium is a reef and wreck site located 500 metres off the coast of Tahiti Nui. With depths ranging from 3 to 14 metres and an average of 10 metres, it offers a manageable environment for beginner divers. The site features mild currents and visibility between 9 and 30 metres. Access is by boat only. Divers should maintain neutral buoyancy to avoid contact with the reef structure and submerged debris. Hazards include jellyfish, lionfish, sharks, sharp coral, and stonefish. Local guides are recommended to assist in identifying camouflaged marine life and navigating the reef terrain safely.