Galera in the La Maddalena Archipelago offers a combination of wreck and reef topography for intermediate divers. The wreck lies at depths between 18 and 25 metres, with an average depth of 20 metres. Visibility at the site ranges from 10 to 30 metres. Access is by boat only, and divers should exercise caution regarding buoyancy to avoid contact with sharp coral, rocks, and sea urchins present on the seabed. Water temperatures fluctuate between 14C and 22C throughout the year, necessitating appropriate thermal protection. Species recorded around this area include wrasses, bream, scorpionfish, and various crustaceans.

Cala Napoletana is a sheltered cove located on the northern tip of Caprera in the La Maddalena Archipelago. The site features rocky sides that provide protection for the local marine environment. Snorkellers can access the water from both the shore and by boat. Water temperatures fluctuate throughout the year, ranging from 14C in the winter months to 26C in August. Species recorded around this area include various wrasses, bream, scorpionfish, and European common cuttlefish, alongside invertebrates such as sea stars, sea hares, and crabs. Due to the nature of the terrain and conditions, this site is best suited for intermediate-level snorkellers.

Grottino di San Francesco in the La Maddalena Archipelago is a reef and cave site accessible by boat. The topography features a cavern that transitions from 12 metres up to 5 metres, while the surrounding reef reaches depths of 35 metres with an average of 18 metres. Divers experience mild currents and visibility ranging from 15 to 30 metres. The site is suitable for beginners, though the cavern presents an overhead environment. Species recorded around this area include wrasses, bream, two-banded seabream, painted comber, and various invertebrates such as sea stars and crabs. Typical dives last 45 minutes, with air fills, equipment rental, and guided tours available locally.

Cala Francese is a historic granite quarry site located on the island of La Maddalena. The topography consists of a rocky coastline and deep inlets, offering a mix of natural reef and artificial structures. Divers and snorkellers can explore depths starting from 2 metres, with visibility ranging between 5 and 20 metres. The site is accessible from the shore and is suitable for beginners, though the presence of deep areas requires caution. Conditions are generally mild, with water temperatures fluctuating between 14C in the winter and 26C during the peak of summer. Guided tours are available for those wishing to explore the underwater terrain of this unique coastal environment.

Cala Coticcio is a reef site within the La Maddalena Archipelago, characterised by a shallow, pool-like environment. Depths range from 1 to 10 metres, with an average of 5 metres, making it an excellent location for snorkelling. Visibility typically spans 15 to 25 metres. The site is suitable for intermediate divers and can be accessed by boat or from the shore. Water temperatures fluctuate significantly throughout the year, reaching 25°C in August and dropping to 14°C in early spring, which necessitates a full wetsuit. Species recorded around this area include wrasses, bream, cuttlefish, and various sea stars.

Punta Coticcio is a wall dive located within the La Maddalena Archipelago National Park. The topography is defined by large boulders that create crevices and sheltered areas. Divers can explore depths ranging from 5 to 40 metres, with an average depth of 30 metres. Access to this site is by boat only, situated approximately 8 kilometres from the shore. Conditions are generally suitable for intermediate divers, with mild currents and visibility ranging between 15 and 40 metres. Water temperatures fluctuate between 14C and 18C throughout the year. Due to the nature of the site, divers should remain aware of boat traffic and depth management.

Tahiti is a cave dive site located in the La Maddalena Archipelago, Italy. The site features a cave system ranging from 5 to 35 metres in depth. While the shallower sections are suitable for beginners, the deeper areas require more experience. Access is by boat only, and divers must be prepared for moderate currents and variable visibility. Water temperatures range from 14 to 19 degrees Celsius, necessitating appropriate thermal protection. Due to active boat traffic overhead, divers should surface near their vessel and use a surface marker buoy. Species recorded around this area include wrasses, bream, cuttlefish, sea stars, and various blennies.

Punta Tegge is a shore and boat-accessible reef located on the main island of La Maddalena. The site is defined by flat granite cliffs that descend into the sea, featuring three primary rocky outcrops. Divers and snorkellers can explore depths ranging from 10 to 25 metres, with an average depth of 10 metres. Visibility typically spans 10 to 30 metres. The area is suitable for beginners, though divers should remain aware of boat traffic. Species recorded around this area include wrasses, bream, painted comber, scorpionfish, European common cuttlefish, and various crustaceans. Facilities at the site include parking and equipment rental, and night diving is permitted.