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.

Brazen Ward is a reef site located 200 metres from the shore of Lundy Island. Divers access this site by boat, which is required due to the strong currents present in the area. The site features depths ranging from 5 to 15 metres, with an average depth of 10 metres. Visibility at the site typically ranges between 10 and 30 metres. Given the strong currents, boat traffic, and cold water temperatures, which fluctuate between 9C and 17C throughout the year, this site is best suited for intermediate divers. Facilities available include air fills and guided tours.

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.

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.

Gannet's Bay is a reef dive site located at Lundy Island, offering depths ranging from 1 to 30 metres. This site is accessible only by boat and is suitable for divers of all skill levels. Conditions are generally mild, with visibility fluctuating between 5 and 30 metres. Water temperatures vary throughout the year, ranging from 9C in the late winter and early spring to 16C in the autumn. Divers should remain aware of boat traffic in the area and prepare for cold water temperatures. The site provides a varied underwater topography typical of the region, suitable for those seeking a range of depths.

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.

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.

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.