Les 3 Vallées, located off Sainte-Luce, is defined by three distinct valley formations that create a varied reef topography. The site ranges from 5 metres to 40 metres in depth, requiring careful monitoring of depth gauges to avoid nitrogen narcosis. Divers should expect moderate currents and visibility between 10 and 25 metres. Access is exclusively by boat, and the site is suited for intermediate divers who can maintain good buoyancy control. Due to the depth and potential for strong currents, divers must agree on a firm turn depth before descending. The site is exposed to surf and shore break during entry, and contact with the substrate should be avoided.

Ti' Mur is a wall and reef site located 1000 metres off the coast of Sainte-Luce, Martinique. The site features a reef structure ranging from 10 to 20 metres in depth, with an average depth of 12 metres. Suitable for beginners, the site experiences mild currents and visibility between 8 and 17 metres. Divers frequently encounter French Grunts, Stoplight Parrotfish, and various wrasses. Other species recorded include Caribbean Ocean Surgeonfish, Striped Parrotfish, and Indian Lionfish. Hazards include jellyfish, lionfish, sea urchins, sharp coral, and stonefish. Boat access is required for this site, which also supports night diving. Water temperatures remain between 27 and 30 degrees Celsius throughout the year.

Ti’ Voilier in Sainte-Luce, Martinique, offers a combination of reef and wreck environments suitable for beginners. Located 1500 metres offshore, the site ranges from 5 to 20 metres in depth with an average of 13 metres. Divers and snorkellers experience mild currents and visibility between 10 and 25 metres. Marine life includes common sightings of stoplight parrotfish, wrasses, striped parrotfish, and Caribbean ocean surgeonfish. Less frequently, visitors may encounter foureye butterfly fish, queen parrotfish, blue tang, and purple sea fans. Stonefish are present, requiring caution when placing hands or knees on the seabed. Boat access is required, and guided tours are recommended to navigate the wreck safely.

Caye des Boucaniers is a reef located 500 metres off the coast of Sainte-Luce, Martinique. Accessible only by boat, this site features depths ranging from 5 to 30 metres with an average of 12 metres. Divers and snorkellers encounter moderate currents and visibility between 10 and 25 metres. Marine life includes common sightings of wrasses, blue tang, foureye butterfly fish, and various parrotfish species such as striped, stoplight, and redband. Less frequently, visitors may spot Indian lionfish, peacock flounder, cushion sea stars, and rock cod. The site is suitable for beginners, though surf conditions and currents require careful attention. Water temperatures remain between 27 and 30 degrees Celsius throughout the year.

Jardin Bleu, located off Sainte-Luce, features a combination of natural reef and artificial structures. Divers can explore depths ranging from 13 to 23 metres, with an average depth of 25 metres. The site is accessible by boat and is suited for intermediate divers due to moderate currents that can vary during the dive. Visibility typically ranges between 15 and 30 metres. Water temperatures remain warm throughout the year, between 27 and 30 degrees Celsius. Night diving is permitted at this location. Divers should be aware of the presence of lionfish and monitor their depth closely, particularly as the site reaches 20 metres.

Aquarium is a marine site located off Sainte-Luce, Martinique, featuring a combination of natural reef and artificial reef structures. The site spans a depth range of 5 to 20 metres, with an average depth of 8 metres. Access is strictly by boat. Conditions are generally comfortable for beginners, though divers should monitor their depth and remain close to their guide due to potential moderate to strong currents. Visibility can reach up to 40 metres, and water temperatures remain between 27 and 30 degrees Celsius throughout the year. This site is suitable for both diving and snorkelling activities.

Anse Figuier in Sainte-Luce is a accessible shore-entry site suitable for beginners. The reef environment offers shallow depths ranging from 1 to 4 metres, with an average depth of 2 metres. Snorkellers can expect mild currents and visibility typically between 15 and 25 metres. Water temperatures remain warm throughout the year, fluctuating between 27C and 30C. The beach is well-appointed with facilities including parking, toilets, showers, and changing rooms, making it a convenient location for a day of snorkelling. Divers and snorkellers should be aware of sea urchins present in the area.

Sec des Boucaniers is a reef dive site located in Sainte-Luce, Martinique. The site features a depth range of 8 to 16 metres, with an average depth of 12 metres. Access is via a shore entry, making it suitable for beginner divers. Conditions are generally favourable, though divers should be aware of the potential for strong currents. Visibility at the site typically ranges from 10 to 30 metres. Water temperatures remain warm throughout the year, fluctuating between 27C and 30C. On-site facilities include parking, toilets, showers, changing rooms, air fills, equipment rental, guided tours, and a cafe.