Secca dello Scalino is a reef located 600 metres offshore within the Portofino Marine Park. This site is accessed by boat and features a reef structure situated at depths between 16 and 24 metres, with an average depth of 20 metres. Divers encounter mild currents, making buoyancy management straightforward for those with open water certification. Water temperatures fluctuate seasonally between 14C and 21C. Visibility varies significantly, so local checks are recommended before departure. Divers should maintain awareness of entanglement risks while navigating the reef structure and ensure all equipment is properly streamlined before entering the water.

Biboz is a deep pinnacle located within the Portofino Marine Park. The site structure descends from 38 to 52 metres, with an average depth of 45 metres, making it suitable only for advanced divers. Divers must manage bottom time and decompression obligations carefully due to the significant depth. Conditions are generally manageable with mild currents and visibility ranging from 10 to 30 metres. Access to this site is exclusively by boat. Given the depth range, divers should ensure thorough gas planning and equipment preparation before departure, as facilities are not available on-site.

Secca del Garage is a combined natural and artificial reef located 500 metres offshore within the Portofino Marine Park. The site features a depth range of 16 to 32 metres, with an average depth of 27 metres. Divers access the reef by boat. Visibility varies between 10 and 30 metres, while currents are typically absent. Given the maximum depth of 32 metres, this site is classified as intermediate territory requiring careful monitoring of decompression limits. Water temperatures range from 14 to 19 degrees Celsius throughout the year. Local facilities provide air fills, equipment rental, and guided tours for those planning a visit.

Corallo Nero is a deep reef site located 2000 metres offshore within the Portofino Marine Park. The site features a rock structure colonised by dense formations of red gorgonians. Divers typically encounter depths between 32 and 38 metres, with an average of 35 metres. Visibility ranges from 15 to 30 metres. Conditions include mild currents, though stronger currents can occur, requiring careful monitoring of bottom time and decompression obligations. Due to the depth and potential for nitrogen narcosis, this site is strictly for advanced divers. Access is by boat only, and guided tours are available through local dive shops.

Secca del Magazzino is a wall and reef site located within the Portofino Marine Park. Designed for advanced divers, the topography features a vertical structure reaching depths between 20 and 30 metres, with an average depth of 25 metres. The site is accessed exclusively by boat and experiences mild currents. Divers should maintain precise buoyancy control, as the reef wall and rock surfaces feature sharp coral that can cause injury upon contact. Visibility at this location is highly variable, requiring local checks before planning a dive. Night diving is permitted, offering an alternative perspective of the reef structure. Dive duration typically averages 45 minutes.

I Magazzini is a marine dive site situated within the Portofino Marine Park in Italy. The site features a consistent depth of approximately 12 metres. Conditions at this location vary throughout the year, with water temperatures ranging from 14C in the late winter and early spring to 24C during the summer months. As a marine environment, the site is accessible for diving activities. Divers should be prepared for seasonal temperature fluctuations when planning their visit to this part of the Ligurian coast.

Secca delle Spugne is a deep reef located 500 metres offshore within the Portofino Marine Park. The site is defined by a reef structure situated between 42 and 46 metres, requiring advanced certification for access. Divers reach the site by boat, where they may encounter mild to strong currents. Visibility at this depth fluctuates between 5 and 20 metres, and water temperatures remain consistent between 14 and 17 degrees Celsius throughout the year. Due to the depth and potential for strong currents, strict monitoring and a well-briefed buddy are essential. Night diving is permitted at this location, necessitating the use of redundant torches.

Il Canalone is a wall and reef dive located in the Portofino Marine Park. The site features a rock spur extending underwater, with a notable wall dropping from 20 to 30 metres. Divers typically experience depths ranging from 8 to 30 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 depth profile. Visibility generally ranges between 10 and 30 metres. Water temperatures fluctuate between 14C and 19C throughout the year. Typical dives last approximately 45 minutes. Air fills, equipment rental, and guided tours are available for visitors.