Green Ends Gully in the St Abbs Marine Reserve offers a varied underwater landscape featuring walls, reefs, and gullies. Divers can navigate through channels that open into a pebbly bottom, with depths ranging from 6 to 15 metres. The site is accessed from the shore, though conditions require caution due to potential surge, surf, and tidal currents. Visibility fluctuates between 1 and 10 metres, and water temperatures vary from 7C to 14C throughout the year. Due to the variable currents and tricky shore entry, this site is best suited for intermediate divers. Parking is available for visitors.

St Abbs Marine Reserve offers a diverse underwater landscape featuring reefs, walls, caves, and drift diving opportunities. Located 50 metres from the shore, the site reaches depths between 3 and 35 metres, with an average depth of 15 metres. Divers can expect mild currents and visibility ranging from 6 to 15 metres. Water temperatures fluctuate between 7C and 12C throughout the year. The site is accessible by both shore and boat, making it suitable for beginners. Facilities available include parking, toilets, air fills, and guided tours. Hazards to be aware of include boat traffic, jellyfish, and surf conditions.

Weasel Loch is a sheltered inlet within the St Abbs Marine Reserve, offering a mix of sandy bottoms and kelp-covered gullies. The topography includes reef and canyon structures, with depths ranging from 7 to 18 metres. Divers and snorkellers can encounter grey seals, which are common in the area. Other marine life includes squat lobsters, common lobsters, brittle stars, sea stars, rock crabs, cod, shanny, and various snails. Access is via shore entry using steep steps. Conditions vary with moderate currents and visibility between 6 and 15 metres. The site is suitable for intermediate divers and supports night diving, with typical dive times around 50 minutes.

Coldingham Bay is a sheltered sandy bay located within the St Abbs Marine Reserve. The site features rocky fringes along its northern and southern edges, which provide the primary areas for exploration. Snorkellers can expect depths ranging from 1 to 10 metres, with an average depth of 5 metres. Access is via the shore, making it suitable for beginners. Conditions include mild currents, though visitors should be aware of potential hazards such as surf, rip currents, and cold water temperatures. Water temperatures remain consistently low, ranging from 7C to 15C throughout the year, necessitating the use of a wetsuit for comfort.

Cathedral Rock is a diverse marine site within the St Abbs Marine Reserve, featuring a combination of reef, wall, and cave topography alongside kelp forests. Located 50 metres from the shore, the site offers depths ranging from 6 to 17 metres with an average of 10 metres. It is suitable for beginners and accessible via both shore and boat entries. Divers should be prepared for mild currents and visibility between 5 and 10 metres. Hazards include cold water, surge, surf, boat traffic, and the overhead environment of the cave. Water temperatures fluctuate between 7C and 14C throughout the year. Facilities available nearby include parking, air fills, and boat charters.

St Abbs Marine Reserve offers a diverse shore dive featuring rocky outcrops, walls, caves, and wrecks. Located 50 metres from the shore, the site reaches depths between 3 and 18 metres, with an average of 10 metres. Divers can explore the area near the pier and the back of the harbour wall. Conditions include moderate currents and visibility ranging from 6 to 20 metres. Water temperatures are cold, typically between 7C and 14C, necessitating the use of drysuits. Hazards to consider include boat traffic, surge, surf, entanglement, and overhead environments. The site is suitable for beginners and supports night diving, with typical dive times around 60 minutes.

St Abbs Harbour provides a diverse underwater environment featuring reefs, walls, caverns, and kelp forests within the St Abbs Marine Reserve. Suitable for beginners, the site offers depths between 5 and 18 metres, averaging 10 metres. Divers and snorkellers can access the water directly from the shore, located 50 metres from the harbour facilities. Visibility typically ranges from 6 to 15 metres, with mild currents. Due to the water temperature, which fluctuates between 7 and 14 degrees Celsius, a drysuit is recommended. The site includes overhead cavern environments and requires caution regarding potential surf, surge, and swell conditions.

Big Green Carr is a sheltered reef located 50 metres from the shore within the St Abbs Marine Reserve. The site offers a manageable dive for beginners, with depths ranging from 10 to 15 metres and an average of 12 metres. Divers can expect mild currents and visibility between 5 and 15 metres. Entry can be made from the shore or by boat, though shore entries require caution due to surf and surge. Water temperatures fluctuate between 7 and 14 degrees Celsius throughout the year, making a drysuit the recommended equipment. Facilities including parking, air fills, and guided tours are available on site.