Anse des Fossettes is a sheltered bay on the Saint-Jean-Cap-Ferrat peninsula, featuring an official underwater trail known as the Sentier Sous-Marin. This marked route uses buoys and information panels to guide snorkelers through the bay. The site is suitable for beginners, with depths ranging from 0 to 8 metres and visibility typically between 10 and 30 metres. Access is via the shore, and the area includes facilities such as showers and a nearby cafe. Water temperatures fluctuate seasonally between 14C and 26C. Snorkelers should be aware of the potential presence of jellyfish in the water.

Les Fosses is a shore-entry site located at Cap Ferrat, featuring a combination of natural reef and artificial reef structures. The site is suitable for beginners and offers shallow water access. Conditions at the site vary, with visibility and currents changing depending on the day. Water temperatures fluctuate significantly throughout the year, ranging from 14C in the winter months to 26C during the summer. Divers should select appropriate thermal protection based on the season. On-site facilities include showers, and the location is accessible for diving year-round.

Paloma Beach is a sheltered limestone cove located on Cap Ferrat, France. The site features a mix of reef and seagrass habitats, with depths ranging from 1 to 8 metres. Access is via the shore, making it suitable for beginners. Conditions are generally calm with mild currents and visibility reaching up to 30 metres. Water temperatures fluctuate between 14C and 26C throughout the year. Species recorded around this area include Mediterranean Moray, Common Octopus, European Common Cuttlefish, Great Barracuda, various wrasses, scorpionfish, and several species of nudibranchs and sea slugs.

Le tombant de Villefranche is a wall dive located at Cap Ferrat, featuring a drop-off that descends from 5 metres to 45 metres. The site includes a reef and a cave, with visibility ranging from 10 to 30 metres. Divers frequently encounter wrasses, scorpionfish, white seabream, and sea stars. Less common sightings include Mediterranean moray, European common cuttlefish, gurnard, and various nudibranchs like the splendid elysia and cratena slug. The site is suitable for beginners, though boat traffic requires vigilance during surfacing. Guided tours are available, and a wetsuit is recommended due to water temperatures between 13 and 20 degrees Celsius.

Grotte du Sémaphore at Cap Ferrat offers a diverse underwater landscape featuring a cave, a drop-off, and a reef. Reaching depths between 9 and 40 metres, the site is accessible to beginners who should remain in the shallower sections. Divers encounter various marine life, including common wrasses, scorpionfish, white seabream, and sea stars. Less frequently, observers record Mediterranean moray, lefteye flounder, gurnard, and various nudibranchs like the Cratena slug. The site requires boat access and presents mild currents with visibility ranging from 10 to 30 metres. Due to the overhead cave environment, maintaining buoyancy control is essential. Guided tours are recommended to navigate the layout safely while avoiding contact with the reef and cave walls.

Grande Baie at Cap Ferrat offers a diverse underwater landscape featuring a reef, wall, cave, and drop-off, alongside an artificial reef. Suitable for beginners, the site reaches depths between 2 and 60 metres with visibility ranging from 10 to 25 metres. Divers can encounter common species such as wrasses, scorpionfish, sea stars, and white seabream. Less frequently, the site hosts Mediterranean moray, European common cuttlefish, Turkish wrasse, lefteye flounder, gurnard, splendid elysia, cow snails, cratena slugs, tube worms, and brittle stars. Entry is possible from both shore and boat, with mild currents typically present. Water temperatures fluctuate between 13C and 19C throughout the year.

La Gavinette at Cap Ferrat offers a varied underwater landscape featuring a reef, a drop-off, and an artificial reef structure. Divers can explore depths ranging from 10 to 40 metres, with an average depth of 20 metres. Visibility typically spans 10 to 25 metres. The site is accessible from the shore, though entry requires caution due to surf and shore break conditions. While currents are generally mild, stronger flows can occur, and a small cold current is often present 1 to 2 metres above the site. Water temperatures fluctuate between 14C and 21C throughout the year. Parking is available on-site to facilitate gear preparation.

Crau de Nao at Cap Ferrat features a complex underwater topography consisting of a reef, wall, drop-off, and cave system. The site begins at 6 metres and descends to a maximum depth of 50 metres, with an average depth of 35 metres. Due to the depth and overhead environments, this site is suited for intermediate and advanced divers. Moderate currents are common, and visibility typically ranges between 5 and 10 metres. Access is by boat, located 4000 metres from the shore. Divers must be aware of heavy boat traffic and surf conditions at the surface. Proper training is required for cave penetration.