Taotoi is a diverse marine site located in Opunohu Bay, featuring a combination of reef, canyon, and wall topography. Divers can explore depths ranging from 9 to 21 metres, with an average depth of 18 metres. Access to this site is by boat only, situated 150 metres from the shore. Conditions are variable, with visibility between 8 and 30 metres and strong currents present. The site is suitable for beginners and supports night diving, with typical dives lasting 45 minutes. Hazards include rip currents, strong currents, surf, surge, sharp coral, and stonefish. Water temperatures remain consistent throughout the year, ranging from 27 to 29 degrees Celsius.

Ray Passage is a drift dive located in Opunohu Bay, French Polynesia. The site features a reef structure ranging from 8 to 30 metres in depth, with an average depth of 22 metres. Divers and snorkellers access the site by boat, where they encounter moderate currents that can shift and strengthen quickly. Visibility typically fluctuates between 10 and 30 metres. Water temperatures remain consistent throughout the year, ranging from 27 to 29 degrees Celsius. Due to the current and potential for sharp coral, this site is best suited for intermediate divers. Proper buoyancy control is essential to avoid contact with the reef and rocky sections during the drift.

Moorea Sharks Sandbank is a shallow sandbank located within the Opunohu Bay lagoon in French Polynesia. This site is accessible only by boat and features an average depth of two metres, ranging between one and five metres. The environment is suitable for beginners, though snorkelers should remain aware of boat traffic, sharp coral, and mild currents. Marine life frequently observed here includes blacktip reef sharks and pink whiprays. Other common species include wrasses, lagoon triggerfish, bluefin trevally, and various butterflyfish such as the vagabond, threadfin, and ornate varieties. Giant moray, rock cod, groupers, and Moorish idols are also present but less commonly encountered.

Ray City is a marine dive site located within Opunohu Bay in Moorea, French Polynesia. The site features a consistent depth of 9 metres. Conditions at this location are variable, with water temperatures ranging between 27C and 29C throughout the year. As a shallow site, it is accessible for various levels of diving experience. Divers should be aware that conditions can fluctuate in this bay environment. There is no specific data regarding marine life at this site.

Tiahura Pass is a drift snorkel site located at the northern tip of Tiahura Public Beach in Opunohu Bay. The site features a mix of reef and seagrass habitats with an average depth of 7 metres, ranging between 1 and 10 metres. Snorkellers can perform a drift snorkel starting from the black-and-white pole landmark and following the channel. Due to moderate currents, this site is suited for advanced snorkellers. Water temperatures remain consistent throughout the year, typically between 27C and 29C. Access is available directly from the shore.

Stingray World in Opunohu Bay, Moorea, features a combination of natural and artificial reef structures. Situated 100 metres from shore, the site offers a comfortable depth range of 10 to 17 metres with mild currents, making it suitable for beginners. Divers frequently encounter Pink Whiprays, wrasses, Bluefin Trevally, Vagabond Butterflyfish, groupers, and Lagoon Triggerfish. Other species include Palenose Parrotfish, Pennant Bannerfish, Moorish Idols, and Fire Dartfish. Water temperatures remain between 27 and 29C with visibility ranging from 10 to 30 metres. Access is by boat only. Divers should remain vigilant for boat traffic at the surface and avoid contact with sharp coral and jellyfish present in the water column.

Coral Garden Tiahura is a shallow reef site situated in the channel between Motu Tiahura and Motu Fareone near Opunohu Bay. The site features vibrant purple and pink coral formations. Access is by boat, and the site is suited for intermediate snorkellers due to the presence of moderate currents. Water temperatures range from 27C to 29C throughout the year. Snorkellers should remain aware of boat traffic in the area. A cafe is available for visitors nearby. This location is highly rated for snorkelling activities.

Motu Fareone Channel in Opunohu Bay offers a shallow, sheltered environment ideal for beginners and snorkellers. The site features a sandy bottom interspersed with coral clumps, reaching depths of 1 to 4 metres with an average of 3 metres. Divers and snorkellers frequently encounter pink whiprays resting on the sand, alongside wrasses, orangestripe triggerfish, lagoon triggerfish, and elongate clams. Other species include Pacific doublesaddle butterflyfish, ornate butterflyfish, and bluefin trevally. Conditions are generally mild with visibility ranging from 10 to 25 metres. Access is by boat only. Hazards include jellyfish, sharks, sharp coral, and stonefish. A cafe is available nearby for post-activity refreshments.