Spiaggia Naturista di Tellaro is a secluded rocky beach located south of Tellaro village in La Spezia. This marine site features a rugged seabed with depths ranging from 1 to 10 metres, averaging 5 metres. Snorkellers can expect moderate currents and visibility between 10 and 25 metres. Entry is via the shore, and the site is best suited for intermediate snorkellers. Water temperatures fluctuate significantly throughout the year, ranging from 14C in late winter to 27C in August. Hazards at this location include sea urchins, sharp coral, and surf. Typical snorkelling sessions last approximately 45 minutes.

Santerenzo is a shore-entry reef dive located in La Spezia, Italy. The topography features a bottom that slopes from the surface to a maximum depth of 45 metres, with an average depth of 15 metres. Conditions are generally manageable with mild currents and visibility ranging between 5 and 20 metres. Due to water temperatures between 14 and 18 degrees Celsius, adequate thermal protection is necessary. The site is well-supported by local facilities including parking, toilets, showers, changing rooms, and air fills. While the site is rated for beginners, divers should monitor their depth carefully to avoid the deeper sections of the reef.

Spiaggia del Pozzale on the southern side of Palmaria Island offers a diverse underwater environment featuring a mix of seagrass meadows and rocky reefs. The seabed drops off quickly from the pebbly beach, reaching depths between 2 and 12 metres with an average of 8 metres. Visibility typically ranges from 15 to 30 metres, and currents are generally mild. This site is suitable for beginners and accessible by both shore and boat. Divers and snorkellers should be aware of sea urchins and surf conditions. A cafe is available at the site for visitors. Typical dives last around 30 minutes.

Punta dell'Isola Palmaria, located near La Spezia, offers a diverse underwater environment featuring a combination of reef, wall, and cave formations. Divers can explore depths ranging from 5 to 20 metres, with an average depth of 12 metres. The site is accessible by boat, with entry points located approximately 500 metres from the shore. Visibility typically ranges between 10 and 30 metres, allowing for clear observation of the varied topography. Conditions include moderate currents, requiring careful dive planning. Water temperatures fluctuate between 14C and 23C throughout the year, necessitating appropriate thermal protection. As there are no facilities on-site, divers must arrive fully self-sufficient with all necessary equipment.

Cala Grande in La Spezia offers a varied underwater experience combining a shallow reef with a cave system. Suitable for beginners, the site features depths ranging from 7 to 20 metres with an average of 12 metres. Divers access the site by boat, located 1000 metres from the shore. Conditions are generally mild with visibility between 10 and 25 metres. The cave section presents an overhead environment, requiring careful buoyancy control and awareness of ceiling restrictions. Divers should ensure torches are prepared before entering the swim-throughs. Facilities including showers and toilets are available for use after the typical 45-minute dive.

Punta del Tino is a reef dive located 1500 metres off the coast of La Spezia, Italy. The site offers depths ranging from 8 to 19 metres, with an average depth of 15 metres, making it suitable for beginners. Divers can explore colonies of Pentapora fascialis and sea fans, including Paramuricea clavata, Leptogorgia sarmentosa, and Eunicella verrucosa. Visibility varies significantly between 5 and 20 metres, and currents remain mild. Access to this site is by boat only. Divers should maintain neutral buoyancy to avoid contact with sea urchins present on the reef. Water temperatures fluctuate between 14 and 23 degrees Celsius throughout the year.

Grotta del Tinetto is a boat-access site located on the islet of Tinetto near La Spezia. The site features a semi-submerged cave system that offers distinct light effects for visitors. A notable feature is the statue of the White Madonna, which is positioned just below the surface. The site reaches depths of 15 to 18 metres, with visibility typically ranging between 5 and 10 metres. Water temperatures fluctuate between 14C and 23C throughout the year. Due to the nature of the site, divers and snorkellers should remain aware of boat traffic in the area.

Grotta Byron is a cave and reef site located 200 metres from the shore near La Spezia. Accessible only by boat, the site features depths ranging from 5 to 20 metres with an average of 12 metres. Divers typically experience mild currents and visibility between 15 and 25 metres. The topography includes a small cove and cave structures suitable for beginner divers. Hazards at this location include boat traffic, surge, surf, and potential jellyfish. Dives here generally last around 40 minutes. Water temperatures fluctuate throughout the year, ranging from 14C in the winter months to 23C in late summer.