Santa Margherita Ligure offers a shallow shore dive located beneath the villa of the Cavalieri di Malta at the Spiaggia isolata di Levante. The site is well-suited for beginners, with depths ranging from 1 to 10 metres and an average depth of 7 metres. Divers can expect mild currents and visibility between 10 and 25 metres. Water temperatures fluctuate seasonally, ranging from 14C in the winter to 25C in the summer. Facilities at the site include showers, toilets, changing rooms, a rinse station, air fills, a dive shop, and a cafe. Due to the location, divers should remain aware of boat traffic in the area.

Santa Reef is an artificial reef located in Santa Margherita Ligure, Italy. It serves as the only accessible dive site in the town and is frequently utilised for training purposes. The site is accessed from the shore and features depths ranging from 5 to 12 metres, with an average depth of 8 metres. Divers can expect mild currents during their 45-minute dives. Due to its location, boat traffic is a primary hazard to consider when planning a dive. The water temperature fluctuates between 14C and 25C throughout the year. Parking facilities are available nearby for those visiting the site.

The Genova is a wreck located 3000 metres off the coast of Santa Margherita Ligure, Italy. Resting at depths between 40 and 50 metres, this site is intended for intermediate divers. Visibility typically ranges from 10 to 20 metres, allowing for observation of the wreck structure. Divers should expect moderate currents and must account for potential entanglement hazards within the wreckage. Due to the depth and water temperatures ranging from 14 to 17 degrees Celsius, a 7mm wetsuit or drysuit is recommended. Boat traffic is a significant hazard in the area, requiring careful planning and vigilance during ascent.

The Relitto del Genova is a wreck located 2000 metres offshore from Santa Margherita Ligure within the Portofino Marine Park. Resting at depths between 45 and 61 metres, this site is strictly for advanced and technical divers. Access is exclusively by boat. Divers can expect visibility ranging from 10 to 30 metres and water temperatures between 14 and 17 degrees Celsius. Due to the significant depth, strong currents, and heavy boat traffic on the surface, guided tours are recommended. Divers must monitor their depth gauges closely and manage gas planning appropriately for the deep profile of this wreck.

Baia di Paraggi in Santa Margherita Ligure is a sheltered bay featuring a sandy beach and extensive Posidonia oceanica meadows. As the area is closed to boat traffic, it provides a calm environment suitable for beginners and snorkellers. The site offers shore entry and mild currents, with water temperatures ranging from 14C to 26C throughout the year. Species recorded around this area include wrasses, Mediterranean moray, common octopus, and various nudibranchs such as the Mediterranean violet aeolid. Facilities at the site include parking, toilets, showers, equipment rental, and a dive shop. Night diving is permitted, and typical dives last 60 minutes. Be aware of sea urchins when entering the water.

Baia Cannone is a small cove located in Santa Margherita Ligure, offering a rocky seabed and reef environment suitable for beginners. Access is via a steep metal staircase leading from the main road down to the water. The site features depths starting at 3 metres, with visibility typically ranging between 15 and 30 metres. Conditions are generally mild, though snorkelers should be aware of potential surf. Facilities available at the site include changing rooms and showers. The location is well-suited for snorkelling, providing a sheltered environment near the cliffs of the Portofino Marine Park area.

Il Bigo is a wall and reef site located off Portofino, Italy, featuring a depth range of 5 to 40 metres. The site is suitable for intermediate divers who can manage variable visibility and potential currents. Water temperatures fluctuate between 14 and 18 degrees Celsius, necessitating appropriate thermal protection. Access is exclusively by boat. Divers must remain vigilant regarding boat traffic at the surface and are advised to deploy a delayed surface marker buoy from depth. Due to the potential for strong currents and shifting conditions, it is recommended to consult with a local dive operator regarding the deeper sections of the wall before entry.

Scoglio del sale is a reef site located in Santa Margherita Ligure, Italy, offering a maximum depth of 17 metres with an average depth of 10 metres. This site is suitable for beginners and requires boat access. Divers experience mild currents and visibility ranging from 5 to 25 metres. Water temperatures fluctuate between 14C and 24C throughout the year, necessitating appropriate thermal protection during cooler months. The topography consists of a reef structure with rocks and crevices. Divers should exercise caution regarding buoyancy control to avoid contact with the seafloor, as the rocks and coral formations are sharp.