Praia do Vulcão is a volcanic reef located off Porto Novo, Santo Antao. The site features a varied topography ranging from 5 to 30 metres, with an average depth of 8 metres. Divers experience mild currents and visibility between 20 and 30 metres. Due to a surf break at the shore, boat access is required. The site is suitable for intermediate divers and supports night diving. Species recorded around this area include round fantail stingray, Turkish wrasse, snake eel, pufferfish, trumpetfish, arrow crab, bream, bigeyes, and mustard hill coral. Water temperatures range from 22 to 27 degrees Celsius throughout the year.

Ponta do Tubarão is a reef and drift dive site located off Porto Novo, Cape Verde. The site features a reef structure with depths ranging from 6 to 23 metres, averaging 12 metres. Divers should expect moderate currents, which can strengthen, requiring careful monitoring and pre-dive briefings. Water temperatures fluctuate between 22 and 27 degrees Celsius throughout the year. Visibility is variable, and divers must maintain good buoyancy control and remain aware of their surroundings, particularly near the surface due to potential boat traffic. This site is accessible by boat and is suitable for beginner divers, though local conditions should be checked prior to departure.

Arenas is a diverse dive site located off Porto Novo, Cape Verde, featuring a combination of reef, wall, canyon, and cave structures. With an average depth of 10 metres and a range of 8 to 14 metres, it is suitable for beginners. Visibility typically spans 15 to 30 metres, allowing divers to observe the varied underwater topography. Conditions are generally manageable with mild currents. Access to the site is by boat only. Divers should exercise caution when navigating the cavern sections and ensure they possess the appropriate training for overhead environments. Guided tours, equipment rental, and air fills are available locally to support your dive.

Parede de Bitxon is a deep wall dive located off Porto Novo, Cape Verde. The site features a vertical drop starting at 5 metres and extending to a maximum depth of 33 metres, with an average depth of 25 metres. Divers experience moderate currents that can strengthen without warning, necessitating advanced certification and strong buoyancy control. Visibility ranges from 15 to 40 metres. Access is strictly by boat, and guided tours are available through local dive shops. Due to the potential for strong currents and the depth profile, divers should maintain close proximity to their guide and carry a surface marker buoy.

Ponta do Pesqueiro Preto is a reef dive located off Porto Novo, Santo Antao, Cape Verde. The site features a reef structure that allows for exploration at depths between 5 and 16 metres. Visibility at this location ranges from 15 to 30 metres, with water temperatures varying from 22 to 27 degrees Celsius throughout the year. Access to the site is by boat only. While currents are generally mild, the area can experience pockets of stronger flow and surface surf. Guided tours, equipment rental, and air fills are available to support divers. Beginners should follow guide instructions closely, particularly during boat entry and descent, to manage surface conditions effectively.

Secret Garden is a reef site located off Porto Novo, Cape Verde, featuring a mix of rock and coral formations. The site is suitable for intermediate divers, with depths ranging from 15 to 30 metres and an average depth of 15 metres. Divers can expect mild currents and visibility between 15 and 30 metres. Access to the site is by boat only. Due to the presence of sharp coral and rock edges, divers should maintain good buoyancy control and consider wearing gloves. Divers must remain close to the boat and their group at all times, as conditions can shift to drift diving.

Hanging Garden is a vertical wall and drop-off site in Porto Novo, Cape Verde. The topography begins at a shallow reef crest at 5 metres and descends to 35 metres. Divers experience moderate currents and visibility ranging from 17 to 40 metres. Due to the significant depth and potential for sharks, this site is suited for advanced divers. Boat access is required to reach the location, and night diving is available. Species recorded around this area include Turkish Wrasse, Round Fantail Stingray, Arrow Crab, and Trumpetfish. Divers should monitor their depth closely along the wall and remain aware of boat traffic while submerged.

Christine Plateaux is a shallow reef dive located off Porto Novo, Santo Antao. The site features a drift profile with depths ranging from 10 to 14 metres, averaging 10 metres. Divers experience visibility between 15 and 30 metres. Access is exclusively by boat, and the site is suitable for beginner divers. While currents are generally mild, they can strengthen, requiring careful monitoring of conditions before entry. Water temperatures fluctuate between 22 and 27 degrees Celsius throughout the year. Divers should remain aware of boat traffic and potential entanglement hazards while maintaining a tight group during the drift.