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.

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.

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.

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.

The U 976 is a German Type VIIC submarine resting on the seabed in Arcachon Bay, France. Located at a depth of 55 metres, the wreck sits upright and remains largely intact. This site is strictly for advanced divers due to the depth and the requirement for decompression planning. Divers should expect moderate currents and visibility ranging from 5 to 10 metres. Water temperatures are cold, fluctuating between 9 and 14 degrees Celsius, necessitating the use of a dry suit. Access is by boat only, as the site is situated 27 kilometres from the shore. The structure provides a habitat for various reef fish and invertebrates.

Antonos Stratos is a shallow reef site located off the coast of Brittany and Normandy. Accessible by boat, the site features calm, shallow water, providing a suitable environment for divers to practise buoyancy and reef observation. Conditions vary, with visibility typical of the Atlantic coast. Water temperatures range from 10C in winter to 19C in summer. Due to these temperatures, a drysuit or a thick wetsuit of at least 7mm is recommended outside the summer months. Divers should check locally for current launch and access arrangements before planning a trip, as on-site facilities are not confirmed.

The Sachsenwald is a deep wreck located off the coast of Noirmoutier, France, resting at depths between 50 and 55 metres. This site is suited for intermediate divers with appropriate wreck endorsements. The wreck structure features sharp metal edges and presents entanglement risks, requiring careful buoyancy control during penetration. Visibility varies significantly from 10 to 30 metres, with mild currents typically present. Water temperatures are cold, ranging from 9 to 15 degrees Celsius throughout the year, necessitating robust thermal protection. Access to the site is by boat only, with a typical dive duration of 30 minutes.

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.