Plage des Dames in Arcachon Bay provides a sheltered environment for snorkelers, featuring rocky outcrops at the northern end of the cove and artificial reef structures beneath a historic wooden pier. This site is suitable for beginners, with depths ranging from 1 to 5 metres and mild currents. Visibility varies between 2 and 10 metres, and snorkelers should remain aware of low visibility conditions. Water temperatures fluctuate from 9°C in winter to 19°C during the summer months. Shore access is straightforward, and the area is supported by nearby parking, toilets, and a cafe.

Plage des Souzeaux in Arcachon Bay is a shore-entry site suitable for beginners. The topography consists of a reef environment featuring the Rocher du Cob rock formation, alongside numerous tide pools and submerged boulders. Snorkellers can explore depths ranging from 1 to 5 metres, with an average depth of 2 metres. Conditions vary, with visibility typically around 3 metres and moderate currents present. Due to the nature of the site, visitors should be aware of potential rip currents and the limited visibility. This location provides a straightforward coastal experience for those interested in shallow water exploration.

Aquafun is a shallow reef site located in Arcachon Bay, France, offering depths between 2 and 6 metres. This site is suitable for beginner divers, featuring a mild current and straightforward shore entry approximately 100 metres from the coast. Due to the Atlantic location, water temperatures fluctuate between 9 and 18 degrees Celsius throughout the year, necessitating a well-fitting wetsuit. Visibility at this site is variable and can shift significantly between visits, so it is recommended to check local conditions before planning a dive. The shallow nature of the reef allows for a relaxed pace, making it a practical choice for those focusing on buoyancy control.

Chasseur 16 is a shore-accessible wreck located in Arcachon Bay, France. This site offers a manageable wreck diving experience in shallow, calm water. Visibility at the site is variable, and divers are encouraged to check local conditions before planning a trip. Water temperatures fluctuate throughout the year, ranging from 9C in winter to 19C during the summer months. Due to these temperature variations, a drysuit or a thick wetsuit is recommended to maintain comfort during dives. The site is suitable for various experience levels, though divers should ensure their thermal protection is appropriate for the season.

Giglio is a shallow reef site located in Arcachon Bay, France, offering depths between 1 and 6 metres. This shore-entry site is suitable for beginner divers due to its manageable profile and mild currents. Because visibility can vary significantly, it is recommended to check local conditions before planning a dive. Facilities are not available at the site, so divers must arrive self-sufficient with all necessary equipment. Water temperatures fluctuate between 10 and 18 degrees Celsius throughout the year, requiring appropriate thermal protection. The shallow nature of the reef allows for extended bottom times, providing a relaxed environment for those building their underwater confidence.

The Ville de Rochefort is a wreck dive located in Arcachon Bay, accessible only by boat. The site lies at depths between 22 and 30 metres, offering an intermediate-level experience. Divers encounter mild currents and visibility ranging from 5 to 15 metres. Due to the nature of the wreck, there is a risk of entanglement from collapsed sections and metalwork, requiring careful equipment management. Water temperatures are cool, fluctuating between 9 and 15 degrees Celsius throughout the year. A drysuit or a 7mm wetsuit with a hood is recommended to maintain comfort during a typical 45-minute dive.

The Cairnstrath is a shipwreck located 3500 metres offshore in Arcachon Bay, France. The structure rests on the seabed at depths ranging from 17 to 30 metres, with an average depth of 24 metres. Divers should expect moderate currents and visibility between 5 and 10 metres. Due to the wreck structure, there is a risk of entanglement; divers must maintain buoyancy control and carry a cutting tool. Water temperatures are cool, ranging from 9C to 15C, necessitating a drysuit or thick wetsuit. Access to this intermediate-level site is strictly by boat charter, which should be arranged in advance through local dive shops.

Aube is a shore-entry reef dive located in Arcachon Bay, France. This site is suitable for divers of all experience levels, offering shallow and calm water conditions that assist with buoyancy control. Water temperatures fluctuate between 10C and 19C throughout the year, requiring appropriate thermal protection. Visibility is variable and can change between visits, so divers should check local conditions before arrival. As facilities are not confirmed on-site, divers must arrive self-sufficient with all necessary equipment and supplies. The reef environment supports a variety of Atlantic reef fish and invertebrates typical of the region.