Colombara is a diverse marine site near Portofino, Italy, featuring four distinct environments: a wall, a cave, a reef, and a wreck. Divers can explore depths ranging from 3 to 40 metres, with an average depth of 25 metres. Visibility typically spans 15 to 30 metres. A thermocline is present between 15 and 18 metres, with temperatures dropping to 16-17°C below this layer. Access is by boat only. Due to the overhead environments of the caves and wrecks, divers must manage entanglement risks and maintain awareness of currents during descent. This site is suited for intermediate divers with appropriate cavern and deep diving certifications.

Targa Gonzatti is a wall and reef dive site located near Portofino, Italy. The topography consists of a wall transition between rocky substrates and posidonia meadows. Divers can explore depths ranging from 5 to 45 metres. Access to this site is by boat only. Conditions are variable, with visibility ranging from 1 to 30 metres and mild currents. Due to the depth profile, this site is suited for intermediate divers. Hazards include the potential for nitrogen narcosis and strong currents. Local facilities provide air fills, equipment rental, boat charters, and guided tours.

Cristo degli Abissi is a wall dive located within the Portofino Marine Park, distinguished by the presence of a submerged statue. The site is accessible by boat and is suited for advanced divers due to its depth range of 25 to 36 metres. Conditions at the site feature mild currents and visibility typically ranging between 5 and 15 metres. Water temperatures fluctuate throughout the year, reaching a high of 19C in September and a low of 14C in the spring months. Divers should remain aware of boat traffic in the area during their descent and ascent.

Scoglio del Raviolo, also known as Scoglio Ghisotti, is a diverse marine site near Portofino featuring a rocky cliff that extends underwater into a complex topography of reefs, walls, and caverns. The site is accessible only by boat, located approximately 1000 metres from the shore. Divers can explore depths ranging from 5 to 40 metres, with an average depth of 25 metres. Conditions typically include mild currents and visibility between 10 and 20 metres. Due to the presence of overhead environments, deep sections, and potential entanglement hazards, this site is suited for intermediate divers. Water temperatures fluctuate between 14C and 18C throughout the year.

The Relitto del Croesus is a shipwreck located within the Portofino Marine Park, resting at a consistent depth of 18 metres. This site is accessible by boat and is suitable for beginner divers. The wreck structure serves as an artificial reef, though visibility varies significantly between 10 and 30 metres. Divers should be aware of mild currents and potential surge or swell conditions. Due to the nature of the wreckage, there are entanglement risks when navigating the structure. Water temperatures range from 14C to 22C, with a thermocline sometimes present at greater depths during summer months. Typical dive times at this location are approximately 50 minutes.

Testa del Leone is a wall and reef site located in Portofino, Italy, characterised by a colourful wall and a series of ravines and clefts. The site reaches depths between 6 and 40 metres, with an average depth of 25 metres. A notable feature is a freshwater spring that creates a halocline effect at approximately 10 to 12 metres. Access to this site is by boat only. Conditions include mild currents and visibility ranging from 4 to 20 metres. Water temperatures fluctuate between 14C and 18C throughout the year. This site is suitable for intermediate divers.

Christ of the Abyss in Portofino is defined by a bronze statue of Jesus Christ resting on the seabed at a depth of 17 metres. Located within the Portofino Marine Park, the site features rocky reefs that are accessible to both divers and snorkellers. The site is reached by boat, situated 300 metres from the shore. Divers typically experience depths between 8 and 18 metres with an average of 12 metres. Conditions are generally mild with visibility ranging from 10 to 30 metres. Due to the location, divers should remain aware of boat traffic in the area.

Punta Della Torretta is a reef and wall site located in Portofino, Italy, characterised by large boulders that create complex topography including walls, roofs, and ravines. The site features a depth range of 16 to 50 metres, with an average depth of 25 metres. Divers access the site by boat, encountering mild currents and visibility ranging from 10 to 20 metres. Water temperatures fluctuate between 14C and 18C throughout the year. Due to the depth and topography, this site is suited for intermediate divers. Typical dives last approximately 50 minutes. Hazards include sharp coral and the potential for strong currents.