Águas Belas Caves in Santiago, Cape Verde, is a marine site featuring a semi-submerged volcanic grotto. Located 3000 metres from the shore, the site requires boat access and is suited for intermediate divers due to the overhead environment and potential for strong currents. The topography includes a secluded black sand beach and a lagoon area where sunlight filters through the cave ceiling. While marine life is not confirmed at this specific location, species recorded around this area include the scrawled filefish and various snails. Water temperatures at the site range from 23C to 28C throughout the year.

Baía do Inferno in Santiago, Cape Verde, is a remote site defined by dramatic 400-metre cliffs and deep blue waters. This reef and wall site requires boat access and is suited for advanced divers due to strong currents and potential entanglement hazards. Visibility typically ranges between 20 and 40 metres. Water temperatures fluctuate throughout the year, ranging from 23C in February and March to 28C in September and October. The bay is a protected marine area, offering a rugged underwater topography for those experienced in managing challenging conditions. Snorkellers may also visit, with the site holding a 4/5 rating for the activity.

Vogelwand is a boat-access site off Santiago, Cape Verde, featuring a wall and reef structure that descends from 18 to 40 metres. The site is characterised by strong currents and a cave system, requiring divers to manage depth and overhead environments carefully. Visibility typically ranges between 10 and 30 metres. Due to the challenging conditions and current, intermediate experience is recommended. Divers should book a guided tour to navigate the drift effectively. The habitat supports a variety of marine life, including reef fish and invertebrates typical of the region. Shoreline entry involves sharp rocks and coral, so appropriate footwear is advised.

Ponta Preta, located near the lighthouse south of Tarrafal on Santiago, features a complex topography of large underwater boulders and canyons. This site is suitable for intermediate divers and snorkellers, offering depths between 4 and 18 metres. Access is available via both shore and boat, with guided tours and boat charters provided. Conditions vary, with visibility ranging from 10 to 30 metres and moderate currents. Water temperatures fluctuate between 23C and 27C throughout the year. Divers and snorkellers should remain aware of boat traffic and the potential for strong currents in the area.

Tarrafal is a shore-entry reef and cave dive located off Santiago, Cape Verde. The site features a reef structure ranging from 9 to 25 metres in depth, with an average depth of 15 metres. Conditions are generally mild, though strong currents can occur, requiring caution near the cave sections. Visibility varies significantly between 5 and 30 metres. Water temperatures remain between 23 and 27 degrees Celsius throughout the year. The site is suitable for beginners, and night diving is available. Local facilities include a dive shop providing air fills, equipment rental, and guided tours.

Santiago Wreck offers a diverse underwater environment featuring a wreck, reef, and cave system. Depths range from 6 to 35 metres, with an average of 18 metres. Visibility is generally high, between 20 and 40 metres. The site is suitable for intermediate divers, though conditions include moderate currents that can intensify, particularly near the cave and wreck sections. Shore and boat entries are both available. Divers should exercise caution regarding sharp rocks during shore entry and be mindful of potential entanglement risks within the artificial structures. Facilities including air fills, equipment rental, and guided tours are available on site.

King Bay in Santiago, Cape Verde, is a marine dive site featuring a wreck structure and reef. Divers should maintain awareness of depth, as the site reaches 40 metres. Conditions are variable, with moderate currents and fluctuating visibility requiring local checks before entry. Access is exclusively by boat. Marine life recorded at the site includes honeycomb moray, black moray, groupers, scrawled filefish, Turkish wrasse, pufferfish, snake eel, sergeants, bream, and grunts. Invertebrates such as hermit crabs, crabs, fireworms, and black coral are also present. Divers should arrive self-sufficient with all necessary equipment, including a surface marker buoy, as facilities are not confirmed at the location.

Franciscus is a reef dive located off Santiago, Cape Verde. The site features a shallow reef structure that allows divers to observe a variety of marine life, including honeycomb moray, black moray, scrawled filefish, pufferfish, snake eel, Turkish wrasse, and groupers. Other inhabitants include fireworms, tompot blennies, black coral, crabs, grunts, sergeants, and hermit crabs. Access is via boat, and divers should remain vigilant regarding strong currents and potential entanglement risks. Water temperatures range from 23C to 28C throughout the year. Due to variable conditions and potential depth, divers must monitor air supply and thermal protection closely. Arrive self-sufficient with all necessary surface support and a surface marker buoy.