Tombant des Américains is a technical dive site located 100 metres off Cap Ferrat. This wall drop-off descends from 50 metres to 150 metres, requiring advanced technical competency and careful gas planning. Visibility ranges from 10 to 30 metres, providing clear views of the wall face. Water temperatures remain between 13 and 16 degrees Celsius throughout the year, making a drysuit advisable. Divers must manage decompression obligations and nitrogen narcosis risks due to the significant depths. Access is by boat only, and divers should carry a surface marker buoy and a computer capable of tracking decompression stops. Species recorded around this area include wrasses, scorpionfish, and various nudibranchs.

Pointe des Sans-Culottes at Cap Ferrat is a wall dive characterised by steep drop-offs and rifts. The site reaches depths between 20 and 40 metres, with an average depth of 35 metres. Due to the depth and moderate currents, this site is suited for advanced divers. Access is by boat only. Visibility typically ranges from 20 to 25 metres. Water temperatures fluctuate throughout the year, ranging from 14C in late winter to 20C during the summer months. Divers should be aware of the deep profile and potential for strong currents when planning their visit.

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.

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.

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.

Tombant André is a wall and drop-off site located 100 metres off the coast of Cap Ferrat. The site features a vertical structure descending from 20 metres to a maximum depth of 43 metres, with an average depth of 35 metres. Divers must access the site by boat. Conditions include moderate currents and visibility ranging from 5 to 25 metres. Water temperatures fluctuate between 13C and 21C throughout the year, necessitating appropriate thermal protection. Given the significant depth and potential for rapid descent along the wall, this site is suited for intermediate divers who can manage gas consumption and monitor their dive computers closely.

L'interdite is a shore-entry reef site located at Cap Ferrat, France. The site features shallow waters that are suitable for beginners and snorkellers. Divers and snorkellers can observe a variety of marine life including common wrasses, bream, white seabream, and sea stars. Less frequently encountered species include Mediterranean moray, scorpionfish, cratena slug, cow snail, castagnole, painted comber, Mediterranean cardinalfish, tube worms, crabs, and tompot blenny. Water temperatures fluctuate between 14C and 26C throughout the year. Visibility at this site is variable and depends on local weather and swell conditions. Divers should check conditions locally before entering the water and consider using at least a 5mm wetsuit outside of the summer months.