The Tunnel is a cave and reef site located off Brandon Creek, Ireland. Divers explore a passage and open reef terrain at depths ranging from 12 to 24 metres, with an average depth of 18 metres. Visibility varies between 10 and 30 metres. Access is by boat only, and the site is suited for intermediate divers. Water temperatures fluctuate between 9C and 15C, necessitating the use of a drysuit or a 7mm wetsuit. While currents are typically mild, they can strengthen, requiring careful monitoring of local forecasts and slack water timing. The site features temperate Atlantic reef life throughout the structure.

Brandon Creek is a narrow, historic inlet situated at the foot of Mount Brandon on the southwest coast of Ireland. This rocky reef site features high cliffs that provide shelter for the area. Divers and snorkellers can explore depths reaching 18 metres, located approximately 50 metres from the shore. The site is accessed via a shore entry and is best suited for intermediate divers due to moderate currents and potential for strong current hazards. Visibility varies between 5 and 20 metres. Water temperatures range from 10C to 16C, necessitating appropriate thermal protection. The habitat supports a variety of temperate marine life, including reef fish and invertebrates.

Twin Peaks is a boat-access reef located off the southwest coast of Ireland near Brandon Creek. The site is defined by its twin peak formations, which provide a distinct structure for navigation. Divers typically encounter depths of 25 metres, though the seabed can reach 50 metres, requiring careful depth monitoring. Conditions feature mild currents and visibility ranging from 10 to 30 metres. Given the water temperatures of 10 to 15 degrees Celsius, adequate thermal protection is necessary. This site is suited for intermediate divers. Always remain alert for boat traffic near the surface and check local reports for visibility updates before departure.

The Outer Reef in Dingle Bay is a rugged, advanced-level site featuring a combination of reef, wall, and drift diving. Divers navigate depths between 24 and 35 metres, encountering ledges and crevices. The site is subject to strong currents, surge, and potential down currents, requiring boat access. Visibility typically ranges from 10 to 25 metres, and water temperatures fluctuate between 9C and 15C throughout the year. Due to the depth, cold water, and challenging current conditions, this site is strictly for experienced divers. Surface conditions may include surf, and careful planning is required for all dives.

The Letterbox is a wall and reef site located in Dingle Bay Reefs, Ireland. Divers explore a depth range of 10 to 18 metres, with an average depth of 15 metres. Access is by boat only, and the site is suited to intermediate divers comfortable with mild currents and potential surge. Visibility varies between 10 and 30 metres. Water temperatures range from 9C to 15C, making a drysuit recommended for the 45-minute typical dive duration. The habitat supports a variety of temperate marine life, including reef fish and invertebrates typical of the southwest coast. Always monitor Atlantic swell conditions, as they can significantly affect the comfort of the dive.

Overhang 16-20Mts is a wall, cave, and reef site located 1500 metres offshore in Dingle Bay Reefs. The site features vertical walls and overhangs, with depths ranging from 16 to 22 metres and an average of 18 metres. Divers encounter a variety of marine life including anemones such as dahlia, plumose, and jewel varieties, alongside orange and white dead men's fingers. Black sea urchins are found burrowed into the rock, while edible and spiny spider crabs inhabit the cave. Topknot flatfish are also present, often camouflaged against the vertical surfaces. This site requires boat access and is suited for advanced divers due to moderate currents, surge, and variable visibility.

The Pinnacle is a wall and reef dive located in Dingle Bay Reefs, Ireland. The site features a gully running between Gurrig and the pinnacle itself. Divers can expect depths ranging from 16 to 24 metres, with an average depth of 20 metres. Access is by boat only, as the site is situated 12 metres from the shore. Conditions include mild currents and visibility between 10 and 30 metres. Water temperatures fluctuate between 9C and 15C throughout the year. Due to the presence of surge and the nature of the topography, this site is best suited for intermediate divers.

The Inner Reef in Dingle Bay features a solid rock wall stretching for approximately half a mile. Divers encounter a kelp forest at 18 metres, with the reef wall descending to a sandy seabed at 33 metres. The site is suitable for advanced divers due to the depth and moderate currents. Water temperatures range from 9C to 15C, making dry suits essential for the typical 45-minute dive. Visibility generally spans 10 to 20 metres. Access is strictly by boat, and divers should be prepared for surge and the risks associated with deep, cold-water diving.