Hoyos del Feo is a boat-accessible dive site off El Hierro featuring a diverse topography of wall, reef, and cave systems. Divers can explore these structures at depths reaching 20 metres. Visibility is typically between 20 and 30 metres, allowing for clear observation of the cave openings and wall formations. Water temperatures range from 20 to 24 degrees Celsius throughout the year. While the current is generally mild, the site requires intermediate skill due to the overhead cave environment and depth. Divers should maintain precise buoyancy control and monitor air consumption closely when navigating the cave sections. Boat charters are required to reach this location.

El Arco is a diverse marine site featuring a combination of reef, wall, and cave topography. Divers typically begin their descent at depths of less than 10 metres, navigating across rock ridges and ravines before reaching a more uniform seabed with sandy patches. A notable cave located in shallower waters is a key feature of the site. The area is suitable for beginners, with an average depth of 14 metres and a maximum of 18 metres. Access is strictly by boat, located 500 metres from the shore. Conditions include moderate currents and visibility ranging from 10 to 30 metres. Night diving is available at this location.

El Rincon in El Hierro offers a combined reef and wall dive experience at depths between 15 and 20 metres. Located 200 metres from the shore, this site is accessible only by boat and features mild currents, making it suitable for beginner divers. Visibility typically ranges from 10 to 30 metres, with water temperatures remaining between 20 and 24 degrees Celsius throughout the year. Divers should exercise caution regarding sharp coral and rocks, and be mindful of potential surf or rip currents during boat entry. Equipment rental and dive services are available through local shops.

El Rincón in El Hierro offers a diverse underwater landscape featuring a combination of natural reef, wall, and artificial reef structures. Suitable for beginners, the site ranges from 8 to 20 metres in depth with an average of 15 metres. Visibility typically spans 10 to 30 metres, supported by mild currents that facilitate navigation. Access is exclusively by boat, located 20 metres from the shore. The site is also suitable for night diving. Divers should remain aware of potential boat traffic when surfacing and be prepared for surge or swell conditions when navigating near overhead structures.

El Beril is a marine dive site located off El Hierro in the Canary Islands. The site features a consistent depth of 18 metres, making it suitable for beginner divers. Divers can expect visibility ranging from 30 to 50 metres. Water temperatures fluctuate between 20C and 24C throughout the year. Typical dives at this location last approximately 40 minutes. Due to the nature of the site, divers should be aware of the potential for strong currents. The site has been documented since 2000.

Punta Restinga is a varied dive site located 300 metres offshore in El Hierro. The topography features a flat lava and calcareous algae bed that leads to a drop-off, descending from 30 to 40 metres. Divers encounter a rock arch covered in black coral and navigate through a series of canyons and lava tongues. With depths ranging from 20 to 40 metres and an average of 23 metres, this site is suited for intermediate divers. Access is by boat only. Conditions include moderate currents and visibility between 15 and 30 metres. The site also supports night diving, with typical dive times around 47 minutes.

La Restinga in El Hierro offers a diverse underwater environment featuring natural reefs, artificial structures, and cave formations. With an average depth of 10 metres, it is well-suited for beginner divers. The site provides shore access and mild currents, though divers should remain aware of surge and boat traffic near entry points. Visibility typically ranges from 15 to 30 metres. Marine life includes common sightings of trumpetfish, European parrotfish, black moray, and giant doris. Divers may also encounter uncommon species such as eagle rays, dusky grouper, common octopus, great barracuda, conger eel, and slipper lobster. Night diving is available, providing an alternative perspective on the reef topography.

El Puerto is a reef and artificial reef site located in El Hierro, Canary Islands. This shore entry dive is suitable for beginners, offering depths between 6 and 12 metres with an average of 8 metres. Conditions are generally mild with visibility ranging from 10 to 30 metres. Divers can expect to encounter common species such as the dusky grouper, black moray, European parrotfish, and trumpetfish. Less frequently, common octopus, great barracuda, eagle ray, fangtooth moray, grey triggerfish, scrawled filefish, giant doris, giant salp, cleaner shrimp, and pufferfish are recorded. Night diving is possible at this location, with typical dives lasting approximately 45 minutes.