La Dieppoise is a wreck and reef site located near Îlot Amédée, resting at depths between 20 and 30 metres with an average of 26 metres. Accessible by boat, this site features a wreck structure that has been colonised by reef fish and invertebrates. Divers should note that the wreck interior presents an entanglement risk, requiring good buoyancy control and awareness. Visibility typically ranges from 10 to 30 metres, and currents are generally mild. Water temperatures fluctuate between 23 and 27 degrees Celsius throughout the year. A torch is recommended for exploring the darker interior sections of the wreck during daytime dives.

The Toho V is a 55-metre longliner wreck intentionally sunk to function as an artificial reef. Resting on a sandy bottom at a depth of 26 metres, the vessel sits upright on its keel adjacent to the Tabu Reef. Divers can explore the wreck, which is accessible but requires a lamp due to the depth and internal structure. Conditions at this site vary, with visibility ranging from 10 to 30 metres and currents often being strong. Given the depth and potential for entanglement or sharp structures, this site is suited for intermediate divers. Boat access is required to reach this location within the Amédée Marine Reserve.

Phare Amédée is a marine reserve located at Îlot Amédée in New Caledonia. The site features a shallow lagoon and seagrass meadows, providing a diverse environment for snorkellers. Access to this location is by boat, as it is situated 24 kilometres from the shore. The water temperature ranges from 23C to 27C throughout the year. Due to the shallow nature of the lagoon and the protected status of the reserve, the site is well-suited for beginners. Snorkellers can explore the reef and seagrass habitats within the Amédée Marine Reserve.

Îlot Amédée is a marine site located within the Amédée Marine Reserve, accessible by boat from Noumea. The site features shallow reef and seagrass habitats, with the most popular snorkelling area situated in the seagrass meadows adjacent to the main jetty. Depths typically range from 2 to 5 metres, averaging 3 metres, making it suitable for beginners. Conditions include mild currents and visibility ranging from 10 to 25 metres. Water temperatures fluctuate between 23C and 27C throughout the year. Facilities available on the islet include toilets, showers, and a cafe. Divers and snorkellers should be aware of potential hazards including sharp coral, sharks, and variable visibility.

Passe de Boulari is a reef and drift dive site located near Îlot Amédée. The site features depths ranging from 9 to 30 metres, with an average depth of 18 metres. Access is strictly by boat, as the site is situated 20 kilometres from the shore. Divers should be prepared for moderate to strong currents, potential down currents, and surface surf. Visibility typically fluctuates between 10 and 30 metres. Due to the current and depth profile, this site is suited for intermediate divers. Hazards include boat traffic and sharp coral. Facilities available at the nearby Îlot Amédée include toilets and showers.

Îlot Maître is a nature reserve located in the Nouméa Lagoon, offering accessible snorkeling over seagrass beds and reef areas. The site is suitable for beginners, with depths typically ranging from 1 to 2 metres. Snorkellers can observe common species such as Lagoon Triggerfish, Pacific Sailfin Tang, and various goatfish. Less frequently, divers and snorkellers may encounter Common Seahorse, Whitetip Reef Shark, Day Octopus, and Masked Bannerfish. Entry is from the shore, and the area features mild currents. Be aware of boat traffic and jellyfish in the water. Facilities including equipment rental, a cafe, toilets, showers, and changing rooms are available on the islet.

Le Sournois is a boat-access reef and artificial reef site located near Îlot Amédée. Divers typically explore depths between 15 and 21 metres, with an average depth of 18 metres. The site features a mild current, making it suitable for intermediate divers, though conditions can change, requiring careful planning of drift directions. Visibility ranges from 10 to 30 metres. The topography includes sharp coral and rock structures, necessitating good buoyancy control. Night dives are available at this location. Local operators provide boat charters, guided tours, equipment rental, and air fills to support diving activities.

Îlot Canard is a reef site in the Nouméa Lagoon featuring a marked underwater trail with educational signs. The site is suitable for beginners, with depths ranging from 3 to 8 metres and an average depth of 5 metres. Access is via boat, and the area experiences mild currents. Facilities available on the islet include toilets, showers, and a cafe. While the near-shore coral is degraded, the outer trail markers provide a structured environment for snorkelling. Divers and snorkellers should be aware of potential hazards including low visibility, sharp coral, and the presence of sharks.