Ducs d'Albes is an artificial reef located off the Crozon Peninsula, featuring a mix of open structures and cave sections. The site ranges in depth from 5 to 30 metres, with an average depth of 15 metres. Divers encounter mild currents and visibility typically between 5 and 15 metres. Due to the presence of cave and swim-through sections, this site is suited for intermediate divers who can manage an overhead environment. Boat access is required to reach the location. Divers should maintain awareness of potential entanglement hazards within the structure and carry appropriate safety equipment, such as a dive torch and line cutter.

La Cormorandiere, located off the Crozon Peninsula, is a reef and kelp forest site reaching depths of 15 to 20 metres. This site is defined by strong currents, which can include down currents that affect buoyancy. Divers must remain aware of entanglement risks when navigating through the thick kelp. Visibility typically ranges from 5 to 10 metres, and water temperatures remain between 11 and 14 degrees Celsius. Access is by boat only, and the site is suitable for intermediate divers. Night diving is permitted for those seeking a different perspective of the reef. Divers should plan their visit around slack water to manage the challenging current conditions effectively.

Trez Rouz is a shore-entry reef dive located on the Crozon Peninsula, suitable for beginners building confidence in temperate Atlantic conditions. The site features shallow, calm water with visibility typically ranging from 5 to 10 metres. Water temperatures fluctuate between 11C and 16C throughout the year, necessitating a well-fitted wetsuit. While the reef itself experiences mild currents, divers must exercise caution during entry due to potential surf, shore break, and rip currents. Facilities including parking, showers, and toilets are available on site to assist with post-dive logistics. Always assess tide and surf conditions before entering the water.

Morgat, located on the Crozon Peninsula, offers a diverse underwater landscape featuring reefs, walls, wrecks, and caves. Accessible directly from the shore, this site is suitable for beginners due to the mild currents. Visibility typically ranges from 10 to 30 metres. Divers should be aware of potential surf and shore breaks during entry. Water temperatures are cold, ranging from 11 to 16 degrees Celsius, necessitating at least a 5mm wetsuit. As the site contains overhead environments such as caves and wrecks, divers must possess appropriate training and avoid entering these areas unless qualified to do so.

Epave digue sud is a wreck site located off the Crozon Peninsula, France, resting at depths between 10 and 15 metres. This site is suited for intermediate divers who are comfortable managing moderate currents. Visibility typically ranges from 5 to 10 metres and can fluctuate, requiring careful navigation and buoyancy control. Due to the water temperature range of 11 to 14 degrees Celsius, a drysuit is strongly recommended. Access is strictly by boat, and divers should plan their dive around the tidal schedule to coincide with slack water. Hazards include variable visibility and currents, necessitating close proximity to the boat during entry and exit.

Epave 4 Pompes is a wreck and reef site located off the Crozon Peninsula. Divers can explore the structure at depths ranging from 3 to 24 metres, with an average depth of 16 metres. The site is accessible from the shore and features moderate currents. Due to variable visibility that can drop to zero metres, divers should exercise caution regarding entanglement on the wreck structure. A torch and surface marker buoy are recommended for all dives, including night dives. Facilities including parking and toilets are available on shore, making this a practical location for a day trip.

Plage de l'Île Vierge on the Crozon Peninsula offers a unique coastal environment featuring a white pebble seabed. This site is accessible only by boat or kayak, located 500 metres from the shore. Divers and snorkellers can explore depths ranging from 1 to 13 metres. Conditions are characterised by mild currents, though visitors should be aware of potential hazards including cold water temperatures, rip currents, and surf. Water temperatures remain cool throughout the year, fluctuating between 11C and 15C. Due to the nature of the terrain and local conditions, this site is best suited for intermediate divers.

Quatre Pompes, located on the Crozon Peninsula, offers snorkellers the opportunity to explore a WWII German barge wreck. Situated in shallow water near Maison Blanche beach, the site features a well-preserved hull structure. Access is via the shore. Water temperatures in this area range from 11C in the winter months to 16C during the summer. Due to the nature of the site and local conditions, it is considered suitable for intermediate snorkellers. The site is recognised for its accessibility within the Rade de Brest.