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.

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.

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.

S'Abba Meica is a pebble beach located in the Orosei Gulf. This reef site features underwater sulfur springs that provide a distinct sensory experience for snorkellers. The water depth ranges from 2 metres downwards, with visibility typically varying between 10 and 25 metres. Conditions are generally suitable for intermediate snorkellers, with mild currents present. Access to the water is via the shore. Water temperatures fluctuate throughout the year, ranging from 14C in the cooler months to 27C during the peak of summer.

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.

Cala Luna in the Orosei Gulf is a marine site featuring a combination of reefs, caverns, and caves. Divers can explore various swim-throughs, including specific routes designed for sidemount configurations. The site is located 5000 metres from the shore and requires boat access. Conditions vary, with visibility ranging from 10 to 25 metres and mild currents. Depths typically average 14 metres, with a range of 8 to 12 metres. Due to the overhead environment, halocline, and potential boat traffic, this site is suited for intermediate divers. Facilities available at the location include a cafe and toilets.

Secca di Punta Nera di Osala is a reef and canyon site located 2000 metres offshore in the Orosei Gulf. Divers explore depths between 20 and 24 metres, with an average depth of 22 metres. The site features a combination of reef structures and canyons, offering varied topography. Visibility is variable, ranging from 10 to 30 metres, while currents remain mild throughout the area. Access to this site requires a boat. Due to water temperatures fluctuating between 14 and 24 degrees Celsius, a 5mm wetsuit is recommended for dives outside of the summer season. This site is suitable for beginners with an open water certification.

Nasello is a combined wreck and reef site located 1609 metres off the coast of Orosei. Divers encounter depths between 30 and 32 metres, requiring intermediate certification and careful management of bottom time. The site features mild currents and visibility ranging from 15 to 30 metres. Access is by boat only. Hazards include potential entanglement within the wreck structure, sharp coral, and stonefish on the reef floor. Thermoclines are common, with temperatures often dropping significantly below 12 metres. Due to the depth and varying water temperatures, a 7mm wetsuit with a hood or a drysuit is recommended outside of the summer months.