Calanque de la Plageolle is a narrow, sheltered cove within Calanque d'En-Vau, offering a protected environment for beginners. This reef site features shallow waters suitable for both diving and snorkelling. Divers and snorkellers frequently encounter Mediterranean Moray and various wrasses, while uncommon sightings include Common Octopus, Conger Eel, Scorpionfish, and several species of nudibranchs like Felimare orsinii and Felimare fontandraui. Great Barracuda, European Common Cuttlefish, and White-spotted Octopus are occasionally recorded. Entry is via the shore, and currents are generally mild. Water temperatures fluctuate between 14C and 24C throughout the year, so divers should be prepared for cold water conditions.

Calanque de Seynerolles, situated on the southern side of the uninhabited Île Verte, features a varied topography of sand and rock. This site offers both reef and cave environments, with depths ranging from 7 to 25 metres. Located 1500 metres from the shore, the site requires boat access for both diving and snorkelling. Visibility typically ranges between 5 and 10 metres. Water temperatures fluctuate between 14C in the winter and 21C in August. Due to the presence of caves, divers should be aware of overhead environment hazards, and all visitors must remain cautious of boat traffic in the area. A cafe is available for visitors.

La Piscine, located off La Ciotat, is a reef dive known for its calm, current-free conditions. The site offers depths ranging from 10 to 20 metres, providing a relaxed environment suitable for divers of various experience levels. Visibility at the site typically ranges between 5 and 10 metres. Access is exclusively by boat, as there is no shore entry available. Water temperatures fluctuate between 14C and 20C throughout the year, necessitating a wetsuit appropriate for the season. Divers visiting between November and April should plan for cooler conditions and consider at least a 5mm wetsuit.

Pierre du Jas is a challenging reef and drop-off site located in Calanque d'En-Vau, France. The site features a significant drop-off ranging from 30 to 40 metres, with an average depth of 35 metres. Due to strong currents, this site is strictly for advanced divers capable of managing deep, technical conditions. Visibility varies between 10 and 30 metres. Divers must be prepared for decompression requirements and the potential for nitrogen narcosis. Access is by boat only, and it is essential to carry a surface marker buoy. Local dive shops provide air fills and equipment rental for those planning a visit to this demanding location.

Anse au Canon is a reef dive located off the coast near La Ciotat. The site features a reef structure with depths ranging from 10 to 20 metres. Visibility at the site typically spans 10 to 30 metres. This location is suitable for intermediate divers and requires boat access. Water temperatures fluctuate between 14C and 21C throughout the year, necessitating appropriate thermal protection during cooler months. Due to active boat traffic in the area, divers must deploy a surface marker buoy upon ascent and remain close to the shot line when surfacing.

Anse d'Isserot is a rugged cove located on Île Verte, offering an alternative to more crowded nearby locations. The site features interesting underwater topography, making it a suitable destination for intermediate snorkelers. Access is via a shore entry. Conditions at this site vary, with water temperatures ranging from 14C in the winter months to 24C in August. Snorkelers should be aware of moderate currents and boat traffic in the area. Facilities available near the site include a cafe and boat charter services.

Le Rousteau Nord is a reef site located in Calanque d'En-Vau, France, characterised by a significant drop-off. The topography descends from 15 metres to a maximum depth of 50 metres, with an average depth of 35 metres. Visibility at the site ranges from 10 to 30 metres. Water temperatures remain between 14 and 16 degrees Celsius throughout the year, necessitating a 7mm wetsuit or drysuit. Access is by boat only. Due to the depth and potential for strong currents, this site is suited for intermediate to advanced divers. Divers should monitor their depth closely and remain near the boat entry point during the dive.

La Vierge, located in the Calanque d'En-Vau, offers a diverse underwater landscape featuring a reef, wall, drop-off, and cave. Reached by boat, the site is suitable for beginners with depths ranging from 10 to 25 metres and mild currents. Visibility typically spans 10 to 30 metres. Divers frequently encounter Mediterranean moray and wrasses, while conger eel, scorpionfish, and various nudibranchs like Felimare orsinii are also recorded. The site includes an overhead cave environment, requiring careful buoyancy control. Surface conditions require vigilance due to boat traffic. Water temperatures fluctuate between 14C and 20C throughout the year, necessitating appropriate thermal protection.