Cala Corsi is a sheltered wall and reef site located in the La Maddalena Archipelago. The topography features a mooring area surrounded by Posidonia seagrass and pebbles. Divers can explore depths ranging from 6 to 25 metres, with an average depth of 15 metres. The site is accessible only by boat and is known for being protected from most winds, making it a reliable option during unfavourable weather. With mild currents and a beginner-friendly profile, it is suitable for divers of all experience levels. Typical dives last approximately 45 minutes. Divers should remain aware of boat traffic in the area.

Dromia e Portone is a marine dive site in the La Maddalena Archipelago featuring a combination of walls and caves. The topography includes cracks, passages, and boulders, with depths reaching 40 metres. Access is by boat only. The site is suitable for beginners, though divers should be aware of hazards including boat traffic, depth, and the overhead environment. Conditions are characterised by mild currents and water temperatures ranging from 14C to 19C throughout the year. The site is often used for course training sessions on the boulder near the mooring line, surrounded by areas of sand and posidonia.

Mammuthone is a scenic dive site in the La Maddalena Archipelago, named for the profile of a Sardinian mask visible in the sheer cliff face. The topography consists of a wall that drops into the sea, featuring a rock opening that creates light effects. Divers can explore passages and the rock formation at depths ranging from 15 to 40 metres, with an average depth of 15 metres. Access is by boat only, and the site is suitable for intermediate divers due to the depth and the presence of mild currents. Facilities available at the site include changing rooms, showers, air fills, and guided tours.

La Calcarella in the La Maddalena Archipelago is a wall and pinnacle site offering depths reaching 36 metres. The topography features a sloping wall and a deep pinnacle rising from 36 to 20 metres, which forms a channel. Divers access the site by boat. Conditions include moderate currents, and the site is suited for intermediate divers due to the depth and potential for strong currents. Hazards include the depth and nitrogen narcosis. Guided tours are available through local dive shops to assist with navigation around the rocky features and sandy bottom areas.

MuMart, or museo sommerso, is an artificial reef located in the La Maddalena Archipelago. The site sits in shallow water between 4 and 7 metres, with an average depth of 6 metres, making it suitable for beginners. Visibility is variable, ranging up to 30 metres, while mild currents provide comfortable conditions. Water temperatures fluctuate between 14C and 26C throughout the year. The artificial structures support a variety of local reef fish and invertebrates. Divers and snorkellers should be aware that jellyfish are frequently present; it is recommended to check conditions at the on-site dive shop and cover exposed skin before entering the water.

Il Grottone is a marine cave and wall dive site located in the La Maddalena Archipelago. The site features a large submerged chamber with an entrance accessible from a buoy, leading to a maximum depth of 18 metres within the cavern. The surrounding wall extends to a depth of 35 metres. Access to this site is by boat only. Divers should be aware of potential boat traffic in the area and the specific hazards associated with cavern diving and depth. Conditions are generally mild, with water temperatures ranging from 14C to 21C throughout the year. This site is suitable for intermediate divers.

Tegghia Liscia is a wall dive located in the La Maddalena Archipelago, Italy. The site features a vertical wall that descends from the surface to a maximum depth of 36 metres, with an average depth of 20 metres. Divers can explore a swim-through feature along the wall. Access to the site is by boat only. Conditions are generally stable, with mild currents and visibility ranging between 10 and 25 metres. Water temperatures fluctuate between 14C and 21C throughout the year. The site is suitable for intermediate divers, and the shallow sections are appropriate for snorkelling.

Occhio di Dio is a complex site in the La Maddalena Archipelago, Italy, defined by a triangular limestone slit that extends underwater. The topography includes a mix of walls, caves, pinnacles, and reefs. Divers can expect depths ranging from 18 to 38 metres, with an average depth of 25 metres. Access is by boat only, and the site is suited for intermediate divers due to moderate currents and the presence of overhead environments. Visibility fluctuates significantly between 5 and 40 metres. Species recorded around this area include common octopus, great barracuda, Mediterranean moray, Turkish wrasse, cow snail, slipper lobster, various sea slugs, and Mediterranean cardinalfish.