La Villa Algerienne is located in the village of L'Herbe within Arcachon bay. This site features extensive seagrass meadows stretching from the shoreline out toward the offshore oyster parks. Divers and snorkellers can access the water via the beach situated in front of the historic chapel. The site is suitable for beginners, offering shore access with mild currents. Visibility is consistently recorded at 5 metres. Water temperatures fluctuate throughout the year, ranging from 12C in February and March to 22C in August. The site is well-regarded for snorkelling, providing a shallow environment for exploration.

Hortense is a multi-faceted site in Arcachon, France, featuring artificial riprap, sunken debris, and a drop-off. Located 300 metres from the shore, the site reaches depths between 4 and 25 metres. Entry is via an old boat slipway near the local restaurant. Conditions vary, with moderate currents, potential rip currents, and surf, making it suitable for intermediate divers. Snorkellers can explore the shallower rocky areas, particularly during slack tide. Species recorded around this area include European Common Cuttlefish, Common Octopus, Marbled Electric Ray, Gray Seal, various wrasses, scorpionfish, Conger Eel, crabs, Tompot Blenny, Barrel Jellyfish, Spiny Spider Crab, brittle stars, and sea stars.

Le Mimbeau is a protected lagoon-like inlet situated behind a natural sand spit at Cap Ferret in Arcachon, France. This shore-entry site is suitable for beginners, offering a sheltered environment for snorkelling among the moorings. Water temperatures range from 12C in winter to 22C in August, and visibility can reach up to 10 metres. While the site is generally calm, snorkelers should be aware of the potential for strong currents in the area. Facilities including parking and a cafe are available nearby for visitors.

L Herbe is a shallow dive site located in Arcachon, France, within the Arcachon bay. The site features a combination of seagrass beds and artificial reef structures, offering an average depth of 5 metres with a range between 4 and 8 metres. Access to the site is by boat only. Conditions are generally mild with visibility ranging from 3 to 5 metres. The site is suitable for beginners and supports night diving, with typical dives lasting around 45 minutes. Divers should remain aware of boat traffic and potential entanglement hazards in the area. Facilities including air fills, showers, and rinse stations are available nearby.

The Golf 56 is a deliberately sunk wreck located 2963 metres off the coast of Arcachon bay. Resting on a sandy bottom at depths between 19 and 20 metres, the wreck provides a structural feature for divers to navigate. The site is accessible only by boat and is suitable for beginner divers, though it requires careful depth management. Visibility is typically around 5 metres, and a moderate current is common. Due to active boat traffic in the area, the use of a surface marker buoy is essential for all ascents. Water temperatures fluctuate between 12 and 18 degrees Celsius throughout the year, necessitating appropriate thermal protection.

Chez Hortense is a diverse dive site in Arcachon, France, featuring a combination of a wall, an artificial reef, and a wreck. The site offers depths ranging from 10 to 30 metres and requires boat access. Divers navigate variable currents and visibility typically between 4 and 10 metres. The topography includes large rock formations and submerged structures. Species recorded around this area include European Common Cuttlefish, Common Octopus, Marbled Electric Ray, Gray Seal, wrasses, Conger Eel, scorpionfish, crabs, Barrel Jellyfish, Tompot Blenny, Common Sea Star, Spiny Spider Crab, and brittle stars. Water temperatures fluctuate between 12C and 18C throughout the year. Hazards include boat traffic, strong currents, and entanglement risks.

Hortense is a wreck and artificial reef site located near Cap Ferret, offering depths ranging from 1 to 31 metres with an average depth of 30 metres. The site is suitable for intermediate divers and snorkellers, with both boat and shore entry options available. Conditions are characterised by strong currents, making it essential to consult tidal tables and target slack water for your dive. Water temperatures fluctuate between 12 and 18 degrees Celsius, necessitating a thick wetsuit or drysuit. Due to the depth and potential for strong currents, divers should monitor their profiles closely and remain aware of local boat traffic at the surface. Night diving is also permitted at this location.

Le Cote Bleu, located near Arcachon, France, offers a combined wreck and reef dive experience. The site sits at depths ranging from 12 to 15 metres, with an average of 14 metres. Divers can access the site via shore or boat. Conditions include moderate currents and visibility typically between 2 and 3 metres. Due to the variable visibility and current, maintaining close contact with a guide is recommended. The site is suitable for beginner divers, with typical dive times around 45 minutes. Local facilities provide air fills, boat charters, and guided tours to assist with navigation and current management.