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 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.

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.

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.

Square Rock is a reef and wall site in Dingle Bay Reefs defined by its distinctive square-shaped rock formations. The topography features numerous gullies and swim-throughs carved into the seabed. Divers can expect depths ranging from 12 to 22 metres, with an average depth of 17 metres. This site is accessible only by boat and is suited for intermediate divers due to potential currents and cold water conditions. Visibility varies significantly, ranging from 7 to 50 metres. The habitat supports a variety of temperate marine life, including various reef fish and invertebrates typical of the Irish southwest coast.

The Point is a wall and reef site located within Dingle Bay Reefs. The topography features massive boulders, canyons, and overhangs. Divers can expect depths between 18m and 22m, with an average of 20m. This site is suited for intermediate divers due to moderate currents and potential surge. Visibility ranges from 5m to 23m, and water temperatures fluctuate between 9C and 15C throughout the year. Access is by boat only, with typical dive times around 45 minutes. The habitat supports a variety of temperate marine life, including reef fish and invertebrates typical of the Southwest Coast of Ireland.

Pollack Alley is a 300-metre wall located within the Dingle Bay Reefs. The site features a wall that transitions into a sandy bottom at depths ranging from 12 to 16 metres, with an average depth of 14 metres. Divers should be prepared for moderate currents and potential surge, making this site suitable for intermediate divers. Access is by boat only, and typical dive times are around 45 minutes. Visibility at the site varies significantly, ranging from 7 to 30 metres. Water temperatures fluctuate between 9C in February and 16C during the peak summer and autumn months.

The Ridge Holes in Dingle Bay Reefs feature a distinctive rock formation characterised by a series of large, deep, circular holes along the top of a ridge. This site offers a varied underwater landscape of walls, caves, and reefs. Divers can expect depths ranging from 10 to 22 metres, with an average of 16 metres. Access is by boat only, and the site is suited for intermediate divers due to moderate currents and potential surge. Visibility typically fluctuates between 5 and 15 metres. The habitat supports a diverse range of temperate marine life and invertebrates typical of the Southwest Coast of Ireland.