Plage de la Palud on Île de Port-Cros features the oldest underwater trail in Europe. This site provides an accessible experience for beginners, with six educational buoys guiding snorkelers through reef and seagrass habitats. Depths range from 1 to 10 metres, averaging 5 metres. Snorkelers frequently encounter wrasses and bream. Less common sightings include the common octopus, Mediterranean moray, painted comber, and various nudibranchs such as the Mediterranean violet aeolid. Entry is from the shore, with visibility varying between 5 and 25 metres and mild currents. Be aware of potential surf and the presence of jellyfish, including the mauve stinger.

Pointe du Vaisseau is a wall and reef dive site located at Île de Port-Cros within the Port-Cros National Park. The site features a wall that descends from 15 metres to a maximum depth of 38 metres, with an average depth of 24 metres. Access is exclusively by boat. Divers can expect mild currents and visibility ranging between 10 and 25 metres. Water temperatures fluctuate throughout the year, reaching a high of 20C in August and a low of 13C during the winter months. This site is suitable for beginners and typically offers a 45-minute dive duration.

Pointe de Maupertuis on Île de Port-Cros offers a varied underwater landscape featuring a combination of reef, wall, and seagrass habitats. The site is accessible only by boat, with the wall dropping to depths between 20 and 40 metres. Divers encounter mild currents, though these can strengthen, and visibility typically ranges from 10 to 30 metres. Due to the significant depth and potential for currents, this site is suited for intermediate divers with solid buoyancy control. Water temperatures fluctuate between 13 and 20 degrees Celsius throughout the year, necessitating appropriate thermal protection. Always consult with your skipper regarding current conditions before descending to ensure a safe dive.

Pointe de la croix is a wall and reef site located off the coast of Île de Port-Cros. This marine site is accessible only by boat and is suited for intermediate divers due to the presence of strong currents. The topography features a wall that descends to a maximum depth of 30 metres, with an average depth of 25 metres. Visibility at the site varies between 5 and 25 metres. Water temperatures range from 13C in the winter to 21C in August. Divers and snorkellers should be prepared for strong currents throughout the area.

Anse de la Fausse Monnaie is a quiet, natural cove located on the island of Port-Cros. The site features rocky drop-offs and extensive seagrass beds, providing a varied underwater topography for snorkellers. Depths typically range between 4 and 8 metres, with an average of 6 metres. Access is via the shore, and the site is suitable for beginners due to the mild currents. Snorkellers should be aware of sea urchins present in the area. Water temperatures fluctuate throughout the year, ranging from 14C in the winter months to 25C in August. A typical snorkel session lasts approximately 30 minutes.

Pointe du Bau is a reef and drop-off site located at Île de Port-Cros, France. The topography features a wall that descends from 15 to 34 metres, with an average depth of 18 metres. Access is strictly by boat, and divers should be prepared for mild currents and potential surf at the entry point. Visibility at the site typically ranges between 5 and 10 metres. Due to the depth and conditions, this site is suited for intermediate divers. Night diving is permitted, offering a different perspective of the reef structure. Water temperatures fluctuate between 13 and 20 degrees Celsius throughout the year.

Dalles de Bagaud is a reef and seagrass site located off the Île de Port-Cros. The topography features a reef structure transitioning into seagrass beds, with depths ranging from 6 to 20 metres and an average depth of 9 metres. Conditions are generally calm with visibility between 10 and 30 metres. This site is suitable for beginners and supports night diving. Access is strictly by boat, and divers must remain alert for boat traffic while surfacing. Water temperatures fluctuate between 14C and 21C throughout the year, requiring appropriate thermal protection depending on the season.

Plage du Sud on Île de Port-Cros is a popular shore-entry site featuring a mix of reef and seagrass habitats. The site is well-suited for beginners, with depths ranging from 1 to 6 metres and an average depth of 2 metres. Visibility varies significantly, ranging from 3 to 40 metres, while currents remain mild. Water temperatures fluctuate between 14C in winter and 25C in August. Facilities including toilets and showers are available for visitors. Due to its popularity, the beach can become crowded during the summer months. Hazards at this location include jellyfish, sharp coral, and surf.