Hotel Capo Noli in Portofino Marine Park features a sand esplanade that transitions into a steep wall, descending from 1m to 36m with an average depth of 15m. The topography consists of a gradual slope followed by a steep sandy wall interspersed with rocks, boulders, and scattered debris. Visibility ranges from 10m to 25m with mild currents. Suitable for intermediate divers and snorkellers, the site offers both shore and boat access. On-site facilities include parking, toilets, showers, changing rooms, a rinse station, air fills, equipment rental, a cafe, a dive shop, guided tours, and gear storage. Typical dives last 45 minutes.

Il Pifferaio in the Portofino Marine Park features a varied underwater landscape composed of a wall, cave sections, and a reef. This site is accessible exclusively by boat and is well-suited for beginners, with depths typically ranging between 15 and 18 metres. Divers encounter mild currents and visibility that generally spans 10 to 30 metres. When navigating near the wall or rocky surfaces, divers should remain cautious to avoid contact with sea urchins and sharp rocks. The site is open for diving year-round and supports night diving. Comprehensive facilities, including showers, changing rooms, and a rinse station, are available at the entry point.

Secca di Marassi is a prominent reef and wall dive site located 900 metres offshore within the Portofino Marine Park. The site features a large, jagged formation with a minimum depth of 23 metres and a maximum of 36 metres, averaging 30 metres. Divers encounter a wall rising approximately 10 metres on the south-west side, while the north-west side presents a gentle slope. Due to the depth and moderate currents, this site is reserved for advanced divers. Access is strictly by boat. Water temperatures range from 14C to 18C throughout the year. Hazards include the depth, potential for entanglement, and strong currents.

Isola di Bergeggi, located within the Portofino Marine Park, offers a diverse underwater landscape featuring reefs, walls, caves, drop-offs, and canyons. This site is accessible only by boat, situated 100 metres from the shore. Divers can expect depths ranging from 8 to 32 metres, with an average of 18 metres. Conditions include moderate currents and visibility between 10 and 30 metres. Marine life frequently recorded here includes wrasses, bream, and salema porgy. Less common sightings include Mediterranean moray, scorpionfish, Turkish wrasse, lizardfish, wide-eyed flounder, Mediterranean cardinalfish, painted comber, striped red mullet, white seabream, two-banded seabream, and castagnole. The site is suitable for intermediate divers and supports night diving.

Franata is a rocky reef located within the Portofino Marine Park. Divers enter from the shore to explore a steep slope that descends to a maximum depth of 30 metres. The topography is characterised by numerous burrows and holes in the rock face, which provide shelter for various marine life. Divers regularly encounter Mediterranean moray, scorpionfish, and wrasses, including the Turkish wrasse. Other species recorded here include bream, lizardfish, painted comber, Mediterranean cardinalfish, striped red mullet, white seabream, castagnole, two-banded seabream, salema porgy, and mullet. Conditions vary with visibility ranging from 5 to 15 metres and mild currents. This site is suitable for intermediate divers and supports night diving.

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.

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.

Secca delle stelle is a reef located 500 metres offshore within the Portofino Marine Park. The site sits at depths between 13 and 25 metres, with an average depth of 19 metres. Divers experience mild currents and visibility ranging from 10 to 30 metres. Due to the proximity of vessel traffic, the use of a surface marker buoy is essential during all ascents and descents. The site is suitable for beginners and offers year-round diving, including night dives. Guided tours, equipment rental, and air fills are available locally to assist with site navigation and logistics.