Spiaggia di Osalla is a long beach in the Orosei Gulf, where the southern rocky headland offers the most suitable conditions for snorkelling. The site features a mix of rocky terrain and sandy patches, with depths typically ranging from 2 to 8 metres and an average of 4 metres. It is accessible directly from the shore and is well-suited for beginners. Visibility varies between 5 and 20 metres, and currents are generally moderate. Species recorded around this area include Mediterranean Moray, Turkish Wrasse, Scorpionfish, and various crabs. Facilities at the beach include parking, toilets, showers, changing rooms, and a cafe.

Le Grottace in the Orosei Gulf offers a diverse underwater landscape featuring a cave, reef, and canyon. With an average depth of 12 metres and mild currents, the site is suitable for beginner divers. Visibility ranges from 10 to 30 metres, allowing for clear observation of the rocky architecture. Access is by boat only, and divers should remain aware of boat traffic near the surface. Inside the cave and canyon sections, maintain awareness of the overhead environment and stay close to your guide. Water temperatures fluctuate between 14C and 26C throughout the year, requiring appropriate thermal protection based on the season.

Acqua dolce is a reef site located in the Orosei Gulf, Italy, suitable for beginners and those looking to refresh their diving skills. The site reaches a maximum depth of 18 metres and features mild currents. Divers can access the reef via both shore and boat entries. Water temperatures fluctuate throughout the year, ranging from 14C in the winter months to 25C in late summer. Due to the nature of the area, divers should remain aware of boat traffic and sharp coral structures present at the site.

Protec Sardinia is a technical diving site located in the Orosei Gulf, specialising in cave and cavern exploration. The site features depths ranging from 13 to 48 metres, with an average depth of 14 metres. Access is strictly by boat. Conditions vary, with visibility reaching up to 25 metres and moderate currents present. Due to the overhead environment, deep profiles, and potential for low visibility, this site is suitable only for advanced divers with appropriate technical training. Facilities available at the site include air fills, guided tours, gear storage, and boat charters.

Sardegna & Tuscany Wreck in the Orosei Gulf offers a diverse underwater experience, combining cave, wreck, and reef topography. Divers can explore depths ranging from 10 to 45 metres, with an average depth of 25 metres. Access is strictly by boat, as the site lies 2000 metres offshore. Conditions include moderate currents and visibility between 15 and 30 metres. Water temperatures fluctuate between 14C and 19C, with thermoclines often occurring near 12 metres. Due to the overhead environments and depth, this site is suitable for intermediate divers with Advanced Open Water certification. A torch is essential for navigating the wreck and cave sections safely.

Lungomare Beach in the Orosei Gulf offers a accessible shore dive featuring a long rocky reef and cave structures. The site is suitable for beginners and trainee cavern divers, with depths ranging from 1 to 8 metres and an average depth of 4 metres. Divers can expect mild currents and visibility between 5 and 25 metres. The entry is from the shore, though caution is advised due to slippery conditions and local boat traffic. Facilities include a rinse station, showers, and equipment rental. The site is also suitable for night diving, with typical dive times around 50 minutes.

The KT-12 Stern is a historical wreck site located in the Orosei Gulf, Italy. This armed cargo ship was sunk in 1943, resulting in the hull separating into two distinct sections. Divers can explore the stern, which remains in good condition. Key features include a clearly visible stern cannon, as well as the propeller and rudder. The site sits at depths between 24 and 34 metres, with an average depth of 30 metres. Access is by boat only, located over 11 kilometres from the shore. Due to the depth and overhead environment, this site is suitable for advanced divers only. Visibility typically ranges from 15 to 30 metres.

The KT12 wreck lies in the Orosei Gulf at depths ranging from 28 to 34 metres, with an average depth of 32 metres. This site requires boat access and is suited for intermediate divers with deep and wreck certifications. Visibility typically spans 10 to 30 metres, allowing for views of the structure. Divers should expect mild currents and monitor their depth closely due to the deep nature of the wreck. Thermoclines often occur around 12 metres, where temperatures may drop to 13-15°C. Entanglement hazards exist within the internal structures, and penetration should be avoided without appropriate overhead training. Typical dive times are approximately 40 minutes.