Ecosystem is a diverse boat-access dive site located along the Vermilion Coast in France. The underwater terrain features a combination of reef, wall, drift, cave, and artificial reef structures, providing a variety of environments for divers. Water temperatures fluctuate between 12C in winter and 23C in summer, requiring appropriate thermal protection. Visibility and currents are variable, so conditions should be checked prior to diving. The site is suitable for Open Water certified divers and offers opportunities for night diving to observe the reef after dark. On-site facilities include a dive shop, air fills, showers, and changing rooms.

Andromède is a shore-entry reef dive located in the Marseille and Calanques area. This site features shallow, calm water, providing a comfortable environment for divers of all certification levels, including beginners. Water temperatures fluctuate throughout the year, ranging from 12C in February to 23C during the summer months of July and August. Visibility at the site is variable and depends on recent weather conditions. As there are no confirmed facilities on-site, divers should arrive fully prepared with all necessary equipment, water, and clothing. It is recommended to check local conditions before planning a dive, as visibility can change significantly between visits.

Le Coulombray is a reef and artificial reef site located 5000 metres off the Vermilion Coast. This boat-accessible dive is suited for intermediate divers, with depths ranging from 19 to 25 metres and an average depth of 22 metres. Conditions feature mild currents and water temperatures fluctuating between 12C and 20C. Divers should be aware of potential entanglement hazards at this site. Night diving is permitted. Species recorded around this area include seahorses, European common cuttlefish, common octopus, marbled electric rays, scorpionfish, wrasses, flatworms, conger eels, various nudibranchs, and gurnards.

Bobby is a marine dive site located off the Vermilion Coast, France, accessible only by boat. The topography consists of scree slopes that reach depths of up to 12 metres. Divers encounter mild currents and visibility ranging from 1 to 7 metres. Water temperatures fluctuate between 12C and 22C throughout the year. The site is suitable for beginners. Species recorded around this area include European Common Cuttlefish, Common Octopus, various flatworms, sea slugs, scorpionfish, wrasses, snake eels, crabs, peacock blennies, and spirographs.

Le Suchard is a shallow reef site located in the Marseille and Calanques region of France. The site is characterised by a consistent depth of approximately 7 metres, making it a suitable location for beginner divers. Access to this site is exclusively by boat. Water temperatures in the area fluctuate throughout the year, ranging from a low of 12C in February to a high of 22C during the summer months of July and August. Due to the shallow nature of the reef, it provides a straightforward environment for those looking to gain experience in a marine setting.

Le Suedois is a wall dive located along the Vermilion Coast in France. The site features a consistent depth of approximately 17 metres. Conditions at this Mediterranean location are subject to seasonal variation, with water temperatures ranging from 12C in February to 20C during the summer months of July, August, and September. As a wall formation, it provides a vertical profile suitable for divers interested in exploring coastal topography. Access to this site is typically managed via boat from the surrounding region. Divers should be prepared for the moderate temperature fluctuations characteristic of this part of the Mediterranean throughout the year.

Récif Gm 35 is a shallow reef site located in Marseille and Calanques, France. The site features a consistent depth of approximately 7 metres, making it suitable for beginner divers. Access is via shore entry, and the site typically experiences mild currents. Visibility at this location ranges from 15 to 30 metres. Water temperatures fluctuate throughout the year, ranging from 12°C in February to 22°C during the summer months of July and August. Divers should be aware of the presence of sharp coral at this location. Typical dives at this reef last around 45 minutes.

Digue Sud is a shallow marine dive site located in Marseille and Calanques, France. The site features a consistent depth of approximately 2 to 2.5 metres, making it suitable for shallow water exploration. Divers may encounter a variety of marine life, including uncommon sightings of European Common Cuttlefish, Snake Eel, Lefteye Flounder, crabs, hermit crabs, and red comb sea stars. Rarer observations include the marbled electric ray, common octopus, wrasses, scorpionfish, conger eel, and sea hare. Soft corals are also present, with higher activity recorded during the cooler months from November through March. Water temperatures at this location fluctuate between 12C and 23C throughout the year.