Plage d'Illien Cove in the Molène Archipelago is a narrow sandy cove framed by high rocky cliffs. The site features shallow rocky reefs extending from the beach, providing a protected environment for snorkelling. Depths range from 2 to 8 metres, with an average of 5 metres, making it suitable for beginners. Access is via the shore, and the site offers mild currents. Visibility varies, and water temperatures typically range between 11C and 16C, necessitating the use of a wetsuit. Parking is available nearby. Typical snorkelling sessions last around 30 minutes.

Plage de Porz Liogan in the Molène Archipelago is a sheltered beach featuring rocky outcrops on either side of a sandy area. This site is suitable for beginners and offers shore access for snorkellers. Conditions are variable, with visibility typically ranging between 3 and 10 metres. Water temperatures are cool, fluctuating between 11C and 16C throughout the year, and rarely exceeding 15C. Facilities at the site include parking and toilets. Due to the nature of the environment, snorkellers should be aware of potential hazards including cold water, sea urchins, and rip currents.

Canons du Rhone is a shallow reef site in the Molène Archipelago, France, offering depths between 10 and 15 metres. The site is accessible by both boat and shore and is suitable for newly certified divers due to the lack of current. Visibility ranges from 10 to 30 metres, providing clear conditions for observing the reef environment. Water temperatures remain cool throughout the year, fluctuating between 11 and 15 degrees Celsius. Divers should be prepared for these temperatures with appropriate thermal protection, such as a 5mm wetsuit, hood, and gloves. Species recorded around this area include wrasses, sea stars, sea hares, crabs, brittle stars, spiny spider crabs, snails, sea squirts, European green crabs, shannies, rockpool prawns, and clingfish.

The Taboga is a wreck dive situated in the exposed waters of the Molène Archipelago, resting at depths between 12 and 25 metres with an average of 18 metres. This site requires boat access and is suited for intermediate divers due to strong currents and potential entanglement hazards within the structure. Visibility typically ranges from 5 to 10 metres, necessitating good buoyancy control and the use of a torch. Dives must be carefully timed to slack water around the tidal turn, as currents in this area are significant. The wreck structure provides a habitat for various reef species that have colonised the hull and surrounding substrate.

Canons Santa Rosa is a shallow wreck site located in the Molène Archipelago, France. Resting at depths between 6 and 10 metres, the site is suitable for beginner divers. Access is exclusively by boat, situated 4500 metres from the shore. Visibility at the site varies from 5 to 20 metres. Divers should note the overhead environment hazard and avoid penetrating the wreck or entering swim-through sections without appropriate training. Water temperatures range from 11 to 15 degrees Celsius throughout the year, necessitating a well-fitted wetsuit of at least 5mm. The site offers a relaxed pace for exploring the structure of the wreck.

L Arras is a wreck dive located in the Molène Archipelago, with depths reaching 17 metres. The site requires boat access to avoid surf and shore break hazards. Divers should be prepared for moderate currents that can shift quickly, necessitating careful planning around slack water. Visibility typically ranges from 5 to 10 metres. Due to the overhead environment and potential for entanglement within the wreck structure, this site is suited for intermediate divers. Water temperatures remain between 11C and 14C throughout the year, requiring appropriate thermal protection. Changing rooms and showers are available at the departure point.

Fort de Bertheaume features rocky foundations and steep underwater drop-offs located within the Molène Archipelago. The site is characterised by kelp forests and is sheltered from northern winds, making it suitable for beginners. Snorkellers can access the site directly from the shore, with the main area located approximately 30 metres out. Water temperatures range from 11C in winter to 16C during the summer months. A cafe is available on-site for visitors. Due to the rocky nature of the terrain, care should be taken when entering and exiting the water.

Baliseur is a challenging wreck and reef site in the Molène Archipelago, offering depths ranging from 5 to 45 metres. The site features a wreck structure combined with surrounding reef formations. Divers must be prepared for strong currents, which require precise timing relative to the tidal window. Visibility is consistently 30 metres. Due to the cold water temperatures of 10 to 12 degrees Celsius and the technical nature of the site, a drysuit is recommended. Access is strictly by boat, and the site is reserved for advanced divers with deep diving certifications. Divers should be aware of potential surf and sharp rock formations when planning their entry.