St Mary's Lighthouse offers a varied underwater environment featuring reef, wreck, and kelp forest topography. Located 170 metres from the shore, this site is accessible via a shore entry and is suitable for beginners. Divers and snorkellers can expect depths ranging from 2 to 20 metres, with an average depth of 8 metres. Conditions are generally mild, though visibility can fluctuate between 5 and 15 metres, and low visibility is a noted hazard. Water temperatures range from 7C in the winter to 14C in September. Typical dives last approximately 40 minutes. Parking facilities are available for visitors at this location.

St Mary's Island, known as The Gully, is a shore-entry site located within a voluntary marine reserve. The topography features a mix of reef and kelp forest, alongside the shallow remains of the Janet Clark wreck. Divers and snorkellers can expect depths between 5 and 15 metres, with an average of 10 metres. Marine life is abundant, with gray seals being very common and harbor seals occasionally present. Other species recorded include squat lobsters, common sea stars, various crabs, brittle stars, snails, shannies, and rockpool prawns. Conditions vary, with visibility ranging from 5 to 15 metres and mild currents. The site is suitable for beginners, though divers should be aware of potential surf.

Charlie's Garden is a reef site located in St Abbs & Eyemouth, United Kingdom, featuring a distinctive sandstone sea stack. This site offers a sheltered environment with a shallow, rocky seabed that reaches depths of up to 8 metres. It is suitable for beginners and provides shore access for snorkellers. Conditions at the site are variable, with mild currents and water temperatures ranging from 7C to 15C throughout the year. Due to the nature of the environment, snorkellers should remain aware of potential boat traffic and the cold water temperatures typical of this region.

Browns Bay in Cullercoats is a shore entry site offering depths between 3 and 10 metres. The topography features a rocky reef system and the remains of three shipwrecks, specifically the SS Butetown and the Zephyros. It is suitable for beginners and provides a snorkel rating of 4 out of 5. Visibility at the site typically ranges from 5 to 10 metres. Water temperatures fluctuate throughout the year, ranging from 7C in the winter months to 15C in August. Divers and snorkellers should be prepared for temperate marine conditions.

Cullercoats Bay (North) is a shore-entry dive site located in the St Abbs and Eyemouth area. The site features a mix of reef and wreck topography with depths ranging from 4 to 15 metres, averaging 10 metres. Conditions vary, with visibility typically between 3 and 10 metres and mild currents. The site is suitable for beginners and supports night diving, with a typical dive duration of 50 minutes. Facilities available include parking, showers, changing rooms, a rinse station, a dive shop, and boat charter services. Divers should be aware of potential hazards including boat traffic, entanglement risks, and rip currents.

Cullercoats Bay (South) is a shore-entry reef site located in the United Kingdom. Divers typically experience depths ranging from 4 to 5 metres, with an average depth of 5 metres. The site is suitable for beginners and offers visibility between 6 and 15 metres. Conditions include mild currents, though divers should be aware of potential hazards such as cold water, rip currents, and surf. Water temperatures fluctuate between 7C and 15C throughout the year, presenting a risk of cold water shock. Typical dives at this location last approximately 40 minutes, and the site is accessible for night diving.

North Shields is a shore-entry dive site located within the St Abbs and Eyemouth area. The site features a combination of reef, wreck, and artificial reef structures, providing a varied topography for divers. Depths typically range between 9 and 10 metres, making it suitable for beginners. Conditions vary, with visibility ranging from 3 to 10 metres and mild currents. Water temperatures fluctuate between 7C and 14C throughout the year. Divers should remain aware of potential hazards, including boat traffic, entanglement risks, and periods of low visibility. Parking is available nearby, and air fills can be obtained for those planning a dive.

The Oslofjord is an intact wreck resting at depths of 12 to 14 metres. Situated 600 metres from shore, this site is accessible by boat only. Divers encounter mild currents and visibility typically ranging between 3 and 6 metres. The structure serves as an artificial reef, though its sharp metalwork and potential for entanglement require precise buoyancy control. Due to water temperatures fluctuating between 7C and 14C, drysuits are recommended for comfort. The site is suitable for intermediate divers and supports night diving, which offers a distinct experience compared to daytime visits. Local facilities include air fills and a dive shop.