La Grotte in Nouméa is a marine dive site characterised by a combination of reef, cave, and drop-off topography. Access to this site is by boat only. Divers should be prepared for strong currents, which are a notable hazard in this area. Depths typically range between 6 and 14 metres, with visibility varying from 10 to 30 metres. The water temperature fluctuates between 23C and 28C throughout the year. Due to the current, this site is best suited for those comfortable with drift diving conditions. Species recorded around this area include sea kraits, rock cod, wrasses, flatworms, Jorunna nudibranchs, blackback anemonefish, magnificent giant anemones, zoanthids, and various snails.

Fausse Passe de l'Île Verte near Nouméa is a diverse marine site featuring a combination of reef, cave, canyon, and drop-off topography. Divers typically explore depths ranging from 12 to 27 metres, with an average depth of 20 metres. Access is strictly by boat. Conditions vary, with visibility ranging from 10 to 30 metres and moderate currents. The site is suitable for intermediate divers and supports night diving. Hazards include overhead environments, sharp coral, and strong currents. Facilities available in the area include air fills, guided tours, and equipment rental. Typical dive times are approximately 40 minutes.

L'îlot Vert is a shallow reef site located near Nouméa, New Caledonia. The site is suitable for beginners, featuring a very shallow depth of approximately 1 to 1.5 metres. Access to this location requires a boat. The environment supports a variety of reef fish and invertebrates typical of the region's marine habitats. Water temperatures at the site vary throughout the year, ranging from 23C in the cooler months of August and September to 28C during February and March.

Faille Shark is a deep reef wall and drop-off located in Nouméa. This site features a significant crack in the lagoon floor, serving as a primary passage for marine life. Divers encounter strong currents and depths averaging 25 metres, making this an advanced dive. Visibility ranges from 10 to 30 metres. Access is via shore, though guided tours are available. Hazards include boat traffic, deep water, and strong currents. Species recorded around this area include sea kraits, flatworms, wrasses, and elongate clams. Due to the challenging conditions, this site is best suited for experienced divers.