Groomsport Beach West is a shore-entry reef site located near Groomsport Harbour in Strangford Lough. The topography consists of a sandy seabed interspersed with rocky patches, reaching depths of 1 to 5 metres with an average of 3 metres. Snorkellers may encounter catsharks, common sea stars, and snails, which are frequently recorded here. Other species observed include European green crabs, shannies, sea squirts, and various sea slugs. Conditions are subject to moderate currents, and users should be aware of potential hazards including entanglement and sharp structures. Facilities at the site include parking, toilets, showers, changing rooms, a cafe, and a dive shop.

Orlock Point in Strangford Lough offers a varied underwater topography featuring a reef, a wall, and a swim-through cave. This shore-entry site is suited for advanced divers due to the presence of overhead environments and moderate currents. Divers should be aware of potential hazards including entanglement, surf, and sharp structures. Water temperatures at this location range between 8C and 15C throughout the year. Parking is available for those accessing the site from the shore. The site is also rated for snorkelling.

Luke's Point is a shore-entry reef site located in Strangford Lough, situated just east of the waste water pumping station. The topography consists of bedrock and coarse sand, offering a varied substrate for exploration. Divers and snorkellers should note that depths are shallow, ranging between 2 and 7 metres. Due to the nature of the location, intermediate skill levels are recommended. Visitors should remain vigilant regarding boat traffic and potential surf conditions. Facilities available at the site include parking and toilets. The site is well-suited for snorkelling, holding a rating of 4 out of 5.

Skippingstone Beach in Strangford Lough is a sheltered cove featuring a Victorian-era bathing pool area. Accessible via a modern ramp, this shore-entry site is suitable for beginners looking for a quick snorkel. The site reaches depths of 1 to 10 metres, with an average depth of 5 metres. Conditions include mild currents and visibility ranging from 3 to 10 metres. Water temperatures are cold, fluctuating between 8C and 15C throughout the year, presenting a risk of hypothermia. Divers and snorkellers should be aware of potential hazards including boat traffic, entanglement, and rip currents. Facilities available at the site include parking, toilets, showers, changing rooms, and a rinse station.

Jenny Watts Cove in Strangford Lough is a sheltered reef site suitable for beginners. Divers and snorkellers access the water via a slipway or a set of steps with a handrail that leads into a rocky gully. Conditions are generally mild, though visitors should be aware of surge, boat traffic, and cold water temperatures ranging from 8C to 15C. Marine life recorded at the site includes very common sea squirts and snails. Divers may also encounter uncommon sea slugs, barnacle-eating dorids, crabs, common sea stars, grey sea slugs, rock crabs, and European green crabs. Rare sightings include wrasses, tompot blennies, sea stars, and brittle stars. Facilities include parking, toilets, showers, and changing rooms.

Chapel Bay, located on the largest of the Copeland Islands in Strangford Lough, is a secluded site accessible exclusively by boat. The area features extensive kelp forests that provide a habitat for various marine life. Species recorded around this area include harbour and grey seals, catsharks, sea slugs, wrasses, giant jellyfish, orange-clubbed nudibranchs, skates, common and squat lobsters, as well as various sea stars and sea hares. Water temperatures at this site vary between 8C and 15C throughout the year. Due to the nature of the location and the boat-based entry, this site is suited for advanced snorkellers.

Smelt Mill Bay is a pebble beach cove located at the base of Strickland's Glen in Strangford Lough. This site features rock formations and gullies suitable for snorkeling. The area is accessible via shore entry and is generally suited for beginners. Depths range from 1 metre to 10 metres, with an average depth of 5 metres. Conditions include mild currents and water temperatures varying between 8C and 15C throughout the year. Divers and snorkellers should remain aware of potential boat traffic and surf conditions in the area. Parking is available for visitors.

Kelly's Steps in Strangford Lough is an artificial reef site situated within a designated recreational harbour area. The site features stone steps and pier walls constructed of limestone, which provide a substrate for marine growth. Divers and snorkellers typically explore the area around these structures at depths ranging from 1 to 4 metres, with an average depth of 2 metres. Conditions include moderate currents and visibility between 2 and 5 metres. Due to cold water temperatures between 8 and 15C, dry suits or 8mm semi-dry suits are recommended. Hazards include boat traffic, entanglement risks, surge, and strong currents. Facilities available nearby include parking, toilets, showers, and a cafe.