Praia das Aranhas, located near Ponta do Sol on Santo Antao, is a remote beach featuring rocky outcrops that provide snorkelling opportunities. The site is best suited for intermediate snorkellers due to the presence of surf and moderate currents. Depths at this reef site range between 6 and 12 metres. Access is via a shore entry, often involving the coastal hiking trail from Ponta do Sol. Conditions vary, so it is recommended to visit when the sea is calm to ensure safer water entry and better visibility around the rocky formations.

Sinagoga is a natural pool site in Ponta do Sol, Cape Verde, formed by volcanic rock barriers that provide protection from Atlantic swells. This reef site is suitable for beginners, offering shallow depths ranging from 2 to 5 metres with an average of 3 metres. Divers and snorkellers can expect mild currents and visibility between 10 and 25 metres. Access is via the shore, and the site is best visited at mid-to-low tide. Water temperatures fluctuate between 23C and 27C throughout the year. Facilities at the site include a cafe. Be aware of sharp coral when navigating the volcanic rock formations.

Baixa do Boi is a reef dive located off Porto Novo, Santo Antao, Cape Verde. The site features a reef structure that slopes from the shallows down to a maximum depth of 40 metres. Divers experience moderate currents and visibility ranging between 15 and 30 metres. Due to the significant depth and current, this site is suitable for intermediate divers with an Advanced Open Water certification or equivalent. Access is by boat only, as the site is situated approximately 1852 metres from the shore. Water temperatures remain between 22 and 25 degrees Celsius. Divers should be aware of potential hazards including deep water, sharp rocks, sea urchins, and stonefish.

Ilhéu do Boi is a small islet located off Porto Novo, Cape Verde, offering a diverse underwater landscape of walls, pinnacles, and reefs. Divers can explore depths reaching 28 metres. Access is strictly by boat to avoid the surf and shore break at the water edge. Conditions are variable, with strong currents that require divers to be comfortable adjusting their plans. The site features sharp volcanic rock, making gloves advisable for protection. Water temperatures fluctuate between 22 and 27 degrees Celsius throughout the year. This site is best suited for intermediate divers capable of managing moving water and navigating complex structures.

Atlantis Palace in Porto Novo offers a combination of reef and cave diving at depths between 8 and 20 metres. Located 3000 metres from shore, this site requires boat access and is suited for intermediate divers. Visibility ranges from 15 to 70 metres, providing clear views of the underwater structures. While currents are typically mild, they can strengthen, and divers should be aware of sharks in the area. Full exposure suits are recommended to protect against jellyfish stings, and caution is advised regarding lionfish. Guided tours and night diving are available through the on-site dive shop, with typical dives lasting 50 minutes.

Rotxa de Ventoinha is a reef and canyon dive site located off Porto Novo, Cape Verde. The site features a distinct canyon structure that allows divers to transition from shallow reef areas into deeper terrain between 6 and 20 metres. Access is strictly by boat due to a strong surf break at the shore. Conditions are generally manageable with mild currents, making the site suitable for beginner divers. Visibility can vary significantly, so divers should consult with their operator regarding daily conditions. Divers must remain aware of potential entanglement risks and monitor current strength throughout the dive.

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.

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.