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.

Plage De Tiahura is a shallow reef site located in Opunohu Bay, Moorea. Offering easy shore access, the site features a sandy lagoon and reef environment with depths ranging from 1 to 10 metres, averaging 3 metres. It is well-suited for beginners and snorkelers, with a snorkel rating of 4 out of 5. Divers and snorkelers should be aware of mild currents, surf, and sharp coral in the area. Visibility varies between 5 and 25 metres, and water temperatures remain consistent between 27 and 29C throughout the year. Facilities including parking, toilets, and showers are available for visitors.

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.

Tiki is a reef and drift dive site located 1000 metres offshore in Opunohu Bay. The site features an artificial reef structure and is suited for intermediate divers due to the presence of moderate currents. Dives typically last 50 minutes at depths ranging from 12 to 35 metres, with an average depth of 25 metres. Visibility at the site varies between 9 and 30 metres. Access is by boat only, and the site is available for night diving. Divers should be aware of sharks and strong currents in the area. Water temperatures remain consistent throughout the year, ranging from 27C to 29C.

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.

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.