Bajo del Diablo is a massive underwater mountain located 16 kilometres from shore near Isla del Caño. The site features a reef, pinnacle, and wall topography, with the uppermost pinnacle rising to between 5 and 6 metres of the surface. Divers and snorkellers can expect depths ranging from 5 to 35 metres. Conditions vary, with moderate currents, surge, and visibility typically between 15 and 30 metres. Due to the potential for strong currents and surge, this site is suited for advanced divers. Boat access is required for all visits. Species recorded around this area include whitetip reef sharks, king angelfish, various moray eels, bluefin trevally, pufferfish, wrasses, triggerfish, parrotfish, and surgeonfish.

The Arch at Isla del Caño is a marine dive site defined by its distinctive underwater rock formations, including arches and swim-throughs. The site features a mix of reef and wall topography, with depths ranging from 9 to 17 metres and an average depth of 13 metres. Access is by boat only, located 16 kilometres from the shore. Divers can expect mild currents and visibility between 15 and 30 metres. Water temperatures typically range from 27 to 29 degrees Celsius, though thermoclines may cause temperatures to drop significantly at depth. The site is suitable for beginners and offers a typical dive duration of 60 minutes.

Devils Bottom at Isla del Caño is an advanced dive site featuring a complex topography of reef, wall, and pinnacle structures. The site reaches depths of 25 to 40 metres, requiring strong buoyancy control and careful dive planning. Divers access the site by boat, which is necessary due to moderate to strong currents that can shift in intensity and direction. Visibility ranges from 10 to 30 metres, with water temperatures between 25 and 27 degrees Celsius, though cooler thermoclines may occur. Species recorded around this area include whitetip reef sharks, various moray eels, wrasses, triggerfish, and bluefin trevally. Night diving is available, offering opportunities to observe moray activity along the reef.

Sharks Cave at Isla del Caño is a reef and cave site accessible only by boat. Divers typically explore the area around the cave entrance at depths ranging from 10 to 17 metres, with an average depth of 14 metres. Conditions feature mild currents and visibility between 10 and 20 metres. While water temperatures generally remain between 27 and 29C, cold thermoclines as low as 16C can occur. The site presents hazards including surge, sharp coral, and potential for low visibility or strong currents. A standard dive lasts approximately 50 minutes. This site is suited for intermediate divers.

The Cave at Isla del Caño offers a combination of open reef and cave formations at depths between 18 and 25 metres. Divers can expect consistent visibility of 30 metres. The site is suited for intermediate divers, requiring boat access due to its distance from shore. Marine life frequently encountered includes whitetip reef sharks, King Angelfish, and various triggerfish, groupers, and wrasses. Within the cave crevices, divers may spot snowflake, panamic green, and yellow-edged morays. While currents are typically mild, they can strengthen, and divers should remain aware of their position. Always conduct a thorough site assessment from the boat before entry, as surge and swell may occur.

Jardín is a reef dive site located at Isla del Caño, Costa Rica, accessible only by boat. The site features a shallow average depth of 7 metres, with a range between 6 and 8 metres. Divers can expect mild currents and visibility typically ranging from 10 to 30 metres. Water temperatures remain warm throughout the year, fluctuating between 28C and 30C. Due to the nature of the environment, divers should be aware of potential hazards including boat traffic, sharp coral, surf, and surge. The site is suitable for beginners and guided tours are available, with equipment rental and air fills provided locally.

Las Cavas is a reef and pinnacle site located at Isla del Caño, Costa Rica. The site is suitable for beginners, with an average depth of 8 metres. Access is strictly by boat. Conditions at the site are variable, with visibility ranging from 6 to 30 metres and water temperatures between 28 and 30 degrees Celsius. Divers should be aware of potential hazards including boat traffic, rip currents, strong currents, and sharp coral. Guided tours and air fills are available through local dive shops to support diving activities at this location.

Campanario is a reef dive located off Isla del Caño, Costa Rica, suitable for beginner divers. The site features a reef structure at depths ranging from 13 to 20 metres, with an average depth of 16 metres. Divers can expect mild currents and visibility between 10 and 25 metres. Water temperatures remain consistent throughout the year, typically between 27 and 28 degrees Celsius. Access to this site is by boat only, and night diving is permitted. Divers should remain vigilant regarding surface boat traffic and use a surface marker buoy before ascending to ensure safety.