Île Longue in the Morbihan Islands offers a varied underwater landscape consisting of reef and wall formations. This site is suitable for beginners, with an average depth of 7 metres. Divers should be prepared for strong currents, which characterise the drift diving experience here. Access to the water is via the shore. Typical dives at this location last approximately 40 minutes. Water temperatures fluctuate throughout the year, ranging from 10C in the winter months to 17C during the summer. Due to the nature of the currents, divers must exercise caution and remain aware of local conditions during their visit.

Le Bugalet is a 57-metre ammunition-carrying landing barge that sank in 1946. Located east of the Quiberon peninsula, the wreck retains its entire structure. Divers can explore the site at depths ranging from 4 to 12 metres, with an average depth of 11 metres. Access is by boat only. Conditions at the site are variable, with moderate currents and visibility typically between 1 and 4 metres. Due to the nature of the wreck, entanglement is a potential hazard. Species recorded around this area include European Common Cuttlefish, Orange-clubbed Nudibranch, wrasses, flatworms, Conger Eels, various crabs, soft corals, sea stars, cod, and Tompot Blenny.

Kerouriec is a reef site located in the Morbihan Islands, France, offering shore access for snorkellers. The area features extensive rocky points and shallow pools along the right side of the beach. It serves as an ocean-facing alternative to nearby river locations and is suitable for beginners. Conditions vary, with water temperatures ranging from 10C to 18C throughout the year. Divers and snorkellers should be aware of potential hazards, including surf, rip currents, and sharp reef structures. Facilities available at the site include parking, toilets, showers, and first aid stations.

La Jument is a boat-accessible dive site located near Houat and Hoëdic in the Morbihan gulf. The site features a reef profile reaching depths of 27 to 29 metres. Divers should be prepared for strong currents, which necessitate careful planning and the use of a surface marker buoy for safe boat pick-up. Visibility typically ranges between 5 and 10 metres. Due to water temperatures fluctuating between 10 and 14 degrees Celsius, a drysuit or thick wetsuit is required. Species recorded around this area include wrasses, conger eels, various crabs, and soft corals. Divers are advised to plan their descent around slack water to manage the current effectively.

Les Gorets is a reef and wall site located in the Morbihan Islands. The topography features a dramatic wall structure adorned with orange gorgonians and sponges. Divers and snorkellers can expect depths ranging from 6 to 25 metres. Access to the site is by boat only, and it is best explored at high tide to manage the moderate currents and variable visibility, which fluctuates between 3 and 15 metres. Due to the potential for strong currents and low visibility, this site is suited for intermediate divers. Water temperatures remain cool throughout the year, ranging from 10C to 15C. Boat charters and guided tours are available for those visiting the Morbihan gulf area.

Porh Niscop is an artificial reef site located in the Morbihan Islands, France, situated at the foot of the Pont-Lorois bridge in Belz. This sheltered cove features old shipyard remains and rocky crevices that provide habitat for marine life. Snorkellers access the site from the shore, where depths range between 6 and 16 metres with an average of 12 metres. Conditions include moderate currents and water temperatures varying from 10C to 18C, necessitating a wetsuit. Species recorded around this area include European common cuttlefish, conger eel, wrasses, common lobster, and various crabs. Hazards at this location include sea urchins and strong currents.

Cale de Kerners in the Morbihan Islands offers an accessible shore entry via a slipway in Arzon. This site features a mix of rocky reefs and seagrass beds, providing a varied underwater landscape for snorkelers. Depths range from 2 to 8 metres, with an average of 5 metres, making it suitable for beginners. Conditions are generally mild, though currents can vary. The area is frequently used for local training and night snorkeling. Parking and a cafe are available nearby for visitor convenience. Water temperatures fluctuate between 10C and 18C throughout the year.

H2jo is a reef site located off the coast of Houat and Hoëdic, France, offering depths ranging from 12 to 40 metres. This boat-access site is characterised by moderate currents that can intensify, requiring careful attention to drift diving conditions. Visibility is variable, and water temperatures fluctuate between 9 and 15 degrees Celsius, necessitating the use of a drysuit or a 7mm wetsuit for thermal protection. Due to the presence of strong currents, divers must coordinate ascents and surface signals with the boat crew. The site is suitable for both Open Water and Advanced certified divers, though deeper sections are intended for those with advanced experience.