Lundy Island offers a diverse range of over 40 dive sites, including reefs, wrecks, walls, and pinnacles. Located 18.5 kilometres from the shore, the site requires boat access and is suitable for intermediate divers. The topography features drop-offs and drift diving opportunities with depths ranging from 4 to 40 metres, averaging 12 metres. Conditions are variable, with strong currents and visibility between 6 and 12 metres. Water temperatures fluctuate between 9C and 16C throughout the year. Divers should be aware of hazards including boat traffic, surf, and low visibility. Facilities available on the island include air fills, changing rooms, and toilets.

Landing Bay at Lundy Island is a sheltered reef site located within a Marine Conservation Zone. Suitable for beginners, the site offers depths ranging from 1 to 9 metres with an average of 5 metres. Snorkellers can access the water via shore or boat. Visibility typically ranges between 5 and 8 metres, with mild currents. Water temperatures are cool, fluctuating between 9C and 17C throughout the year, necessitating the use of thicker wetsuits. Hazards at this location include boat traffic and the presence of jellyfish. Facilities available at the island include equipment rental, a cafe, and boat charter services.

Landing Bay is a shallow reef site located at Lundy Island, United Kingdom. The reef sits between 5 and 10 metres in depth, providing a suitable environment for beginner divers to build confidence. Visibility at the site ranges from 10 to 30 metres, allowing for clear observation of the reef structure. Conditions are generally mild, with light currents. The site is accessible via both shore and boat entry, though boat entry is recommended. Water temperatures fluctuate between 9 and 17 degrees Celsius throughout the year, necessitating the use of a 7mm wetsuit or a drysuit for thermal protection. Divers should remain self-sufficient regarding equipment and refreshments.

The Carmine Filomena is a wreck site located off Lundy Island, United Kingdom, resting at depths between 12 and 15 metres. This site is strictly for boat access and requires intermediate skill due to strong currents that necessitate careful planning around slack water. Visibility at the wreck typically ranges from 10 to 30 metres, allowing divers to view the structure clearly. Given the potential for drift and boat traffic, the use of a surface marker buoy is essential. Divers should be prepared for water temperatures fluctuating between 9C and 17C throughout the year. Local facilities providing air fills and dive shop services are available nearby.

Battery Point is a reef site located at Lundy Island, United Kingdom, characterised by a consistent depth of 30 metres. This site is strictly for boat access and is suited to intermediate divers due to the presence of strong currents and potential rip currents. Visibility typically ranges between 5 and 10 metres. Divers must plan their dives around slack water, as tidal flows can be fierce. Water temperatures fluctuate between 9 and 16 degrees Celsius, necessitating the use of a drysuit or thick wetsuit. The topography consists of a reef structure, and divers should be prepared for challenging conditions that can change rapidly with the weather and tide.

Halfway Wall Bay is a reef and wall dive site located at Lundy Island. The site is accessible only by boat and is suited for intermediate divers due to the presence of strong currents and surf. Water temperatures at this location vary throughout the year, ranging from 9C in the late winter and early spring to 17C during the summer months. Given the exposed nature of the site and the potential for challenging water movement, divers should be prepared for variable conditions. The topography consists of a wall and reef structure, providing a distinct underwater environment for those visiting this part of the United Kingdom.

Tibbetts Point is a shallow reef site located at Lundy Island, United Kingdom. The site is characterised by a very shallow average depth of approximately two metres. Access is via a shore entry. Divers should be aware of the potential for strong currents and surf at this location. Due to the nature of the environment, hazards include cold water and the presence of sea urchins. This site is suitable for beginners, though conditions can vary. There is no specific marine life data available for this location.

Knoll Pins is a reef site located at Lundy Island, United Kingdom, accessible exclusively by boat. The site features depths ranging from 18 to 25 metres, requiring solid buoyancy control for those exploring the deeper sections of the reef. Visibility at the site is variable, typically ranging between 10 and 30 metres, which allows for clear observation of the reef structure. Water temperatures are cool, fluctuating between 9 and 16 degrees Celsius throughout the year. Due to the variable nature of the currents, divers should consult with local operators regarding conditions before planning a dive. A drysuit or a thick wetsuit of at least 7mm is recommended for thermal comfort.