Calanque des Anglais on Île Saint-Honorat consists of three small pebble coves. The site features underwater caves and large boulders, creating a complex topography for snorkellers to explore. Entry is via the shore. Water temperatures vary significantly throughout the year, ranging from 14C in winter to 26C in August. Due to the presence of sharp coral and jellyfish, snorkellers should exercise caution. This site is rated 4 out of 5 for snorkelling and is best suited for intermediate participants.

Calanque de Saint-Barthélemy is a shore-access site located on Île Saint-Honorat, featuring a combination of natural reef and artificial reef structures. The site is well-suited for beginners and offers excellent conditions for snorkelling. Depths range from 2 to 10 metres, with an average depth of 6 metres. Divers can expect mild currents and visibility that varies between 5 and 20 metres. Water temperatures fluctuate seasonally, from 14C in winter to 25C in August. Typical dives at this location last approximately 20 minutes. Parking is available for visitors accessing the site.

Esterel is a shore-entry reef dive located off the coast of Île Saint-Honorat. The site features shallow, calm conditions suitable for beginner divers to practice in open water. Water temperatures fluctuate throughout the year, ranging from 14C in winter to 26C in August. Visibility and currents are variable, so it is recommended to check local weather and sea-state forecasts before entering the water. As facilities are not confirmed on site, divers should arrive fully prepared with all necessary equipment. The habitat supports a variety of Mediterranean reef fish and invertebrates, though specific sightings are not guaranteed.

Calanque de Maupas on Île Saint-Honorat offers a snorkel experience over a seabed composed of Posidonia seagrass and white sand. The site features depths ranging from 10 to 40 metres, with an average depth of 8 metres. Snorkellers access the water directly from the shore. Conditions are variable, with visibility typically between 5 and 15 metres and mild currents. The site is suited for intermediate snorkellers. Hazards include sea urchins and sharp coral. Species recorded around this area include Mediterranean Moray, Common Octopus, European Common Cuttlefish, Splendid Elysia, Turkish Wrasse, Scorpionfish, various wrasses, Cow Snail, Cratena Slug, flatworms, Giant Doris, Mediterranean Violet Aeolid, Tricolor Doris, and Tompot Blenny.

Tombant des Allemands is a reef drop-off located off Île Saint-Honorat that descends to depths between 55 and 65 metres. This site is suited for intermediate divers who possess strong buoyancy control and air management skills. Visibility typically ranges from 10 to 30 metres, allowing for clear views of the wall structure. Water temperatures fluctuate between 13 and 19 degrees Celsius throughout the year, requiring appropriate thermal protection. Access to the site is by boat only. Divers should be aware of mild currents that can occasionally strengthen, as well as potential surf and shore break conditions that may affect boat embarkation and disembarkation.

Le Petit Cap Roux is a reef site located off Île Saint-Honorat in the Lérins Islands. The site features a consistent depth of 16 metres and is accessible only by boat. Divers can expect visibility ranging from 20 to 40 metres with mild currents. The site is suitable for beginners, though divers should remain aware of potential hazards including boat traffic and entanglement. Species recorded around this area include Mediterranean moray, European common cuttlefish, common octopus, various wrasses, scorpionfish, and several species of nudibranchs such as the splendid Elysia and Cratena slug. Water temperatures fluctuate between 14C in winter and 23C in late summer.

Pinassen is a shore-entry reef dive located at Île Saint-Honorat. The reef topography slopes from a depth of 5 metres down to 25 metres, allowing divers to select a depth suited to their experience level. The site is subject to mild currents, though divers should remain aware of surge and swell near the surface. Entry and exit require caution due to potential boat traffic and sharp rocks and coral. Water temperatures fluctuate between 14C and 22C throughout the year, necessitating appropriate thermal protection in cooler months. Equipment rental and air fills are available at a nearby dive shop.

Les Péniches d'Anthéor is a wreck and reef site located 800 metres from shore, offering a challenging dive for advanced divers. The site features wreck structures resting between 24 and 36 metres, with an average depth of 28 metres. Divers must use a boat for all entries due to active local boat traffic. Conditions include mild currents that can strengthen, and visibility ranging from 10 to 30 metres. Given the depth and the entanglement risks posed by the wreck structure, divers should maintain strict buoyancy control and air management. Guided tours and boat charters are available to assist with navigation and safety at this site.