Trou moutou is a reef and artificial reef site located in Blue Bay, Mauritius. Suitable for both beginners and qualified divers, the site features depths ranging from 9 to 10 metres, with an average depth of 7 metres. Access is by boat only, and divers should remain aware of boat traffic in the area. Conditions are generally mild with visibility between 15 and 30 metres. Typical dives last approximately 45 minutes, and night diving is permitted. Species recorded around this area include wrasses, Moorish idols, yellow boxfish, raccoon butterflyfish, Pacific bullethead parrotfish, melon butterflyfish, vagabond butterflyfish, sixband parrotfish, bird wrasse, Valentini pufferfish, longnose filefish, snowflake moray, day octopus, and the trance wrinkle dorid.

Anemone Garden is a reef site situated in Blue Bay, Mauritius, accessible exclusively by boat. The topography of the reef is well-suited for macro photography. Divers can expect depths ranging from 12 to 30 metres, with an average depth of 15 metres. Conditions are generally mild, making the site suitable for beginners. Water temperatures remain between 24C and 28C throughout the year. Divers should exercise caution regarding sharp coral present across the reef structure.

The Sirius is a wreck site located 70 metres off the coast of Blue Bay, Mauritius. Resting at depths between 18 and 30 metres, with an average depth of 25 metres, this artificial reef offers a structure that is typically visible during descent. Divers can expect visibility ranging from 15 to 30 metres and mild currents. The site requires boat access and is suited for intermediate divers. Water temperatures fluctuate between 24 and 28 degrees Celsius throughout the year. Due to the potential for surf, divers should coordinate with a boat operator familiar with the site to determine the safest entry and descent lines.

Blue Bay is a marine park located in South Mauritius, offering a shallow reef environment suitable for both diving and snorkelling. The site features depths ranging from 1 to 10 metres, with an average depth of 4 metres. Access is via a shore entry, making it convenient for beginners. Conditions are generally mild, though divers should remain aware of boat traffic, sea urchins, sharp coral, and the potential for strong currents. Visibility at the site typically ranges between 10 and 30 metres. Facilities available at the location include parking, toilets, showers, equipment rental, a cafe, a dive shop, and a rinse station.

Colorado is a boat-accessible site located 500 metres offshore from Blue Bay. The topography is complex, featuring a reef that transitions into a wall, interspersed with caverns, caves, and a canyon system. Divers typically operate at depths between 20 and 35 metres, with an average depth of 30 metres. Conditions include moderate currents that can strengthen with little warning, requiring strong buoyancy control and situational awareness. Visibility ranges from 10 to 30 metres. This site is suitable for intermediate divers, and night diving is available. Divers should coordinate equipment and logistics with their operator prior to departure, as facilities are not guaranteed on-site.

The Tunnel in Blue Bay is a boat-access site featuring a combination of reef, wall, and cave topography. Divers navigate a wall that drops to 30 metres, alongside a cave swim-through that requires solid buoyancy control. Conditions include moderate currents and visibility ranging from 15 to 50 metres. Due to the overhead environment, depth, and current, this site is suited for intermediate divers. Divers should monitor depth gauges closely and carry a torch for the cave section. Entry is by boat only, and the typical dive duration is 50 minutes. Hazards include sharp coral, stonefish, sea urchins, and potential for strong currents.

Trou d'Eau Douce Bay features a combination of natural reef and artificial reef structures. Divers can explore depths ranging from 7 to 30 metres, with an average depth of 15 metres. The site is accessed via a shore entry that requires navigating a surf zone, making it suitable for intermediate divers with confident water skills. Visibility typically ranges between 15 and 30 metres, while water temperatures fluctuate from 24 to 28 degrees Celsius. Divers should exercise caution regarding sea urchins on the reef structure and maintain distance from lionfish to avoid their venomous spines. Always scope the entry point before gearing up to time your entry between surf sets.

Trou d'Eau Douce is a shallow reef site located 50 metres from the shore in Belle Mare, Mauritius. This site is well-suited for beginners, offering an average depth of 3 metres with a maximum of 3 metres. Divers and snorkellers can expect mild currents and visibility ranging from 15 to 20 metres. The site is accessed directly from the shore and features facilities including parking, toilets, and showers. Typical dives last approximately 60 minutes. Be aware of potential hazards including boat traffic and sharp coral in the area. Water temperatures remain between 24C and 28C throughout the year.