Relitto Oued Yquem is a wreck dive located 1600 metres offshore in the La Maddalena Archipelago. This site is strictly for advanced divers due to its depth, which averages 39 metres. Access is by boat only. Divers should be prepared for moderate currents and the inherent risks of deep diving, including decompression requirements and nitrogen narcosis. The site is suitable for night diving, with typical dives lasting around 45 minutes. Water temperatures fluctuate between 14C and 20C throughout the year. As a deep wreck, this location requires careful planning and appropriate certification for technical or deep-water environments.

Capo Coda Cavallo is a protected area situated on the northeast coast of Sardinia, featuring a combination of reef and seagrass habitats. This site is suitable for beginners, offering shallow depths reaching a maximum of 3 metres. Access is via a shore entry from the beach, which transitions into a rocky point. Conditions are generally mild, with water temperatures ranging from 14C in winter to 26C in August. Divers and snorkellers should be aware of sea urchins present in the area. On-site facilities include parking, toilets, showers, and changing rooms to support visitors.

Grotta di Proratora is a sea cave located on Proratora Island in the La Maddalena Archipelago. The site is distinguished by a hole in the cave roof, which allows sunlight to penetrate and illuminate the water within. Access to this site is by boat, as it is situated approximately 1000 metres from the shore. Conditions are generally suitable for beginners, with mild currents reported. Snorkellers should be aware of sharp coral present in the area. Water temperatures fluctuate throughout the year, ranging from 14C in the winter months to 26C during August.

Secche del Fico is a boat-only site in the La Maddalena Archipelago offering a mix of cavern and drift diving. The topography features walls and overhead environments ranging from 8 to 40 metres deep, with an average depth of 15 metres. Divers encounter mild currents and visibility typically between 15 and 25 metres. Due to the overhead structures and significant depth, this site is suited for intermediate divers with appropriate cavern certification. Divers must manage buoyancy carefully to avoid entanglement and monitor depth to mitigate risks associated with nitrogen narcosis and decompression. A primary and backup torch are required for navigating the cavern sections.

The Oued Yquem is a World War II merchant ship wreck resting on a sandy bottom at a depth of 39 metres. This steam-propelled vessel, constructed of iron and wood, was sunk by a submarine in 1943. Divers can explore the remains of the boiler and the propeller shaft. Due to the depth of 39 metres and the potential for moderate currents, this site is reserved for advanced divers. Access is by boat only, located approximately 1609 metres from the shore. Visibility ranges from 10 to 30 metres, and water temperatures fluctuate between 14C and 20C throughout the year.

Secca delle Ancore is a diverse offshore site in the La Maddalena Archipelago featuring a combination of reef, wall, and pinnacle topography. Divers can explore depths ranging from 10 to 28 metres, with an average depth of 22 metres. The site is strictly a boat dive, and moderate currents are common, requiring strong buoyancy control and drift diving experience. Due to the depth profile and potential for nitrogen narcosis, careful monitoring of decompression limits is essential. The site is suited for intermediate divers who are comfortable managing currents and maintaining precise depth control throughout the dive.

Punta Levante is a reef site located in the La Maddalena Archipelago, Italy. Situated 1000 metres from the shore, this site requires boat access for all dives. The topography features depths ranging from 6 to 24 metres, with an average depth of 10 metres. Divers should be prepared for moderate currents, which can occasionally become strong. Visibility at the site typically ranges between 15 and 30 metres. Due to the current conditions and depth profile, this site is best suited for intermediate divers. Water temperatures fluctuate throughout the year, ranging from 14C in the winter and spring months to 23C in September.

Punta Arresto is a reef and wall site located in the La Maddalena Archipelago, Italy. The topography extends from 3 metres to 25 metres, with an average depth of 14 metres. Access is by boat, as the site is situated 50 metres from the shore. While the current is typically mild, it can strengthen, and divers should confirm conditions with the boat captain before entry. Visibility is high, ranging from 15 to 40 metres. This site is suitable for intermediate divers and supports night diving. Typical dive duration is 40 minutes, with water temperatures fluctuating between 14C and 23C throughout the year.