Garachico offers a diverse underwater landscape shaped by volcanic activity, including a reef, wall, cave, and cavern systems. The site features the remains of an old port destroyed by a volcanic eruption. Divers can access this site from the shore, with depths ranging from 6 to 35 metres and an average depth of 20 metres. Visibility typically spans 10 to 30 metres, though currents are variable. The site is suitable for beginners, with typical dives lasting 50 minutes. Hazards include boat traffic, entanglement risks, and sharp coral. Water temperatures remain between 20C and 24C throughout the year.

San Marcos is a shore-accessible reef located in the north of Tenerife. The site features a varied topography of valleys and small crevices, suitable for divers of all skill levels. Depths range from 5 to 30 metres, with an average depth of 15 metres. Conditions are generally stable with mild currents and visibility between 15 and 30 metres. The site is also suitable for night diving. Divers should be aware of potential surf during entry and exit. Facilities at the site include parking, toilets, and showers. A typical dive lasts approximately 50 minutes.

Los Chuchos offers a diverse underwater landscape featuring a reef, a wreck, and a cave system. Located in North and East Tenerife, this site is suitable for beginner divers with depths ranging from 15 to 22 metres, averaging 16 metres. Divers can expect visibility between 15 and 30 metres and mild currents. Access is by boat only, and divers should remain vigilant regarding boat traffic during ascents. The site requires careful buoyancy control to avoid contact with the reef structure. Water temperatures remain stable between 20 and 24 degrees Celsius throughout the year.

Barranco Seco Arch is a volcanic formation located 2500 metres offshore in North and East Tenerife. The site features a distinct archway and a small cave, with the top of the arch sitting at 5 metres, providing an ideal location for safety stops. The underside of the arch is covered in red and yellow sponges. Divers can explore depths between 5 and 18 metres. Marine life observed at the site includes dusky grouper, fangtooth moray, common stingray, round fantail stingray, arrow crab, pufferfish, trumpetfish, black moray, European parrotfish, bream, Canary damsel, zoanthids, Madeira rockfish, and combers. This site is accessible by boat and is suitable for beginner divers.

Dry Cliff is a shore-entry dive site located in North and East Tenerife. The site is suitable for beginners, offering a shallow profile with depths ranging between 7 and 8 metres. Water temperatures at this location vary throughout the year, typically ranging from 20C to 24C. Given the shallow nature of the site, it provides a straightforward environment for those looking to gain experience in coastal diving. Divers should be prepared for variable conditions typical of the North and East Tenerife coastline.

El Acuario in North & East Tenerife offers a diverse underwater landscape comprising reef, wall, and cave structures. The site ranges from 18 to 32 metres in depth, making it suitable for intermediate divers. Visibility varies significantly between 5 and 30 metres. Divers may encounter species such as dusky grouper, fangtooth moray, pufferfish, and round fantail stingray. Other inhabitants include trumpetfish, European parrotfish, and Madeira rockfish. Hazards include strong currents, sea urchins, stonefish, and sharks. Boat access is required for this site, which also supports night diving. Divers should exercise caution regarding boat traffic at the surface and avoid contact with sharp rocks and coral.

Diente de Ajo offers a diverse underwater landscape featuring a reef, wall, canyon, cave, and pinnacle. Located in North and East Tenerife, the site sits at depths between 20 and 30 metres, with an average depth of 25 metres. Visibility ranges from 10 to 30 metres, and water temperatures remain between 20 and 24C. The site is suitable for beginners with an Open Water certification. Divers can access the area by boat or from the shore. Be aware of boat traffic and potential current changes; deploying a surface marker buoy before surfacing is recommended. Maintain buoyancy control when navigating the artificial reef structures to avoid contact with the features.

Faro del Teno is located at the northwestern tip of Tenerife, featuring a complex topography of reefs, walls, drop-offs, and caves reaching depths of 40 metres. Situated 50 metres from the shore, this site is defined by strong Atlantic currents that maintain visibility between 15 and 30 metres. The environment shifts from shallow reefs to vertical walls, requiring advanced skills to manage the challenging conditions. Shore entry is demanding due to surf and shore breaks, necessitating careful timing and scouting. Water temperatures range from 19 to 23 degrees Celsius. Parking is available, though access to the Punta de Teno road may be restricted to authorised vehicles.