Nonza is a shore-accessible site in Corsica featuring a diverse underwater landscape of natural reefs, caves, and artificial reef structures. Divers can explore depths ranging from 30 to 36 metres, with visibility typically between 15 and 30 metres. The site is suited for intermediate divers, with mild currents generally keeping navigation manageable. Entry requires caution due to sharp rocks and coral along the shoreline, and divers should remain aware of potential surge and swell conditions near the coast. Water temperatures fluctuate between 14C in winter and 22C in summer, necessitating appropriate thermal protection for the 45-minute average dive duration.

Marine de Negru is a small beach situated along the steep coastline of Cap Corse. The site features a rock wall topography where cliffs descend directly into the sea. Snorkelling occurs along this drop-off, which reaches depths between 1 and 12 metres. Conditions are generally suitable for beginners, though the area is subject to mild currents and surf. Access is via the shore, with parking and a cafe available nearby. Water temperatures fluctuate seasonally, ranging from 14C in the winter months to 26C during August.

Le Canyon is a marine dive site located in Corsica, France. The site features a consistent depth of approximately 19 metres. Water temperatures at this location fluctuate throughout the year, ranging from 14C in the late winter and early spring months to a peak of 22C in August. Given the depth and the nature of the site, it is suitable for divers with appropriate training for this range. Access to the site is typically via boat, consistent with the topography of the surrounding region. Divers should be prepared for variable conditions typical of the Mediterranean environment.

U Rigonne is a combined natural and artificial reef site located in Corsica, France. Suitable for intermediate divers, the site features a depth range extending to 35 metres. Access is strictly by boat, and divers should be prepared for moderate currents throughout the dive. Conditions can vary between visits, so local checks are recommended before entry. Given the depth and current, careful monitoring of dive profiles is essential. Water temperatures fluctuate between 14C and 22C, necessitating appropriate thermal protection depending on the season. As facilities are not guaranteed at the site, divers must arrive self-sufficient with all necessary equipment and surface support.

Plage Du Lotu is a shallow reef site located within the Scandola Nature Reserve in Corsica. The site features a sandy seabed and is suitable for beginners, with depths ranging from 1 to 4 metres and an average depth of 2 metres. Divers and snorkellers can expect visibility between 10 and 25 metres. Access is via the shore, and conditions are generally mild, though visitors should remain aware of boat traffic and the presence of jellyfish. A cafe is available for visitors at the site. Typical dives last approximately 50 minutes, with water temperatures fluctuating between 14C and 26C throughout the year.

Capu Sagru is a rocky reef located on the east coast of Cap Corse, Corsica. The site features a topography defined by numerous cracks and crevices within the rocky seabed. Divers and snorkellers can expect depths ranging from 2 to 12 metres, with an average depth of 7 metres. Access is via the shore, and the site is suitable for intermediate divers. Conditions vary, with visibility typically between 5 and 20 metres and moderate currents. Hazards include the presence of jellyfish and potential surf. Parking is available for visitors. The site is well-regarded for snorkelling, holding a rating of 4 out of 5.

Le Chapeau Du Gendarme is a marine dive site situated within the Scandola Nature Reserve in France. The site features a consistent depth of approximately 17 metres. Conditions at this location vary throughout the year, with water temperatures ranging from 14C in the winter months to 23C in August. As a protected area, the site offers a controlled environment for diving activities. Divers should be prepared for variable conditions typical of the Corsican coastline. The site is suitable for those comfortable with a fixed depth profile.

The P47 de Miomo is a rare, well-preserved American fighter plane wreck located 200 metres off the coast of Corsica. Resting at a depth of 17 to 20 metres, the aircraft features an intact canopy and visible machine gun ammunition in the wing. The site is accessible only by boat and is suitable for beginners. Divers can explore the wreck and nearby rock formations in conditions typically featuring mild currents and 30-metre visibility. Water temperatures range from 14C in winter to 22C in August. Hazards include cold water, the depth of the site, and potential entanglement with the wreckage.