Peggys Cove in St. Margarets Bay offers a cold-water shore dive featuring a distinct kelp forest that transitions into an open reef at depth. Divers can expect depths between 20 and 30 metres with visibility ranging from 10 to 15 metres. The site is suitable for intermediate divers comfortable with drysuit diving, as water temperatures remain between 2C and 11C throughout the year. Marine life recorded at the site includes common lobster and rock crab, alongside rarer sightings of sea raven, lumpfish, pipefish, cod, and various sea stars. Due to moderate currents and significant depths, divers should monitor computers closely and plan for safety stops.

Polly Cove in St. Margarets Bay offers a shore-accessible dive featuring a vertical wall and a wreck. The wall begins at 4.5 metres and descends to a maximum depth of 12 metres, with an average depth of 10 metres. The seabed is primarily coarse sand. Divers should be aware of potential hazards including surf, low visibility, and a sharp thermocline that can create a hazy layer in the water. The site is suitable for beginners, though conditions are best during high slack tide and when winds blow offshore. Parking is available at the site. The wreck is located approximately 750 metres from the shore.

Paddy's Head in St. Margarets Bay offers a diverse marine environment featuring reef, kelp forest, and seagrass habitats. This shore-entry site is suitable for beginners, with depths ranging from 1 to 18 metres and an average depth of 7 metres. Divers and snorkellers can encounter common species including lined seahorses, common lobsters, sea ravens, righteye flounder, rock crabs, and mauve stingers. Less frequently, torpedo rays, flying gurnards, grey triggerfish, spotfin butterflyfish, pipefish, cod, and shrimp are recorded. Visibility typically ranges from 6 to 8 metres. Be aware of cold water temperatures, boat traffic, surge, and potential entanglement hazards. Parking is available near the site.

Burns Point in St. Margarets Bay offers a wall and reef dive accessible via a shore entry. The site features a wall that aids in navigation, with depths ranging from 9 to 20 metres and an average depth of 15 metres. Divers should be aware of the challenging entry and exit points, which are best navigated at high tide. The site is suitable for beginners, though divers must account for mild currents and potential hazards including surf and rip currents. A hike from the upper road is required to reach the water. Typical dive times are approximately 40 minutes. Local facilities include parking, guided tours, a dive shop, air fills, and equipment rental.

West Dover Govt Wharf in St. Margarets Bay is a sheltered shore dive located within a small inlet. The site features a mix of muck and reef topography, including large rock ledges and extensive kelp formations. Divers may encounter various debris discarded from the active fishing wharf. With depths ranging from 9 to 10 metres and an average of 7 metres, the site is well-suited for beginners. Conditions are generally mild with visibility between 9 and 12 metres. Water temperatures fluctuate seasonally from 2C to 16C. The site offers easy access with nearby parking, a cafe, and a dive shop.

Admirals Point is a shore-entry reef dive located in St. Margarets Bay, Nova Scotia. The site offers a range of depths from the surface down to 30 metres, with an average depth of 10 metres, making it suitable for beginners. Divers experience mild currents and visibility typically ranging between 9 and 12 metres. Due to the cold water temperatures, which fluctuate between 2 and 11 degrees Celsius throughout the year, appropriate thermal protection is essential. Parking is available on-site, facilitating straightforward gear staging for shore entries. Divers should remain alert for boat traffic when surfacing and monitor local conditions for potential variations in visibility and current.

Bayswater is a shore-entry reef dive located in St. Margarets Bay, Canada. The site features depths between 10 and 17 metres, with an average depth of 14 metres. Divers experience mild currents and visibility ranging from 5 to 12 metres. Due to water temperatures fluctuating between 2 and 16 degrees Celsius, a drysuit is recommended. The site is suitable for beginners, though entry requires caution due to potential surf and shore break. Divers should remain vigilant regarding boat traffic. Facilities at the site include parking, toilets, and showers. Species recorded around this area include Atlantic wolffish, common lobster, and sea raven, alongside various temperate reef fish and invertebrates.

The Lodge in St. Margarets Bay is a reef and artificial reef site suited for advanced divers. The topography features a rocky shore entry that requires caution due to slippery rocks and seaweed. Divers can expect depths ranging from 3 to 40 metres, with an average depth of 8 metres. Conditions include mild currents, visibility between 7 and 9 metres, and cold water temperatures ranging from 2 to 9C. Hazards include boat traffic, surf, surge, and low visibility. Species recorded around this area include common lobster, sea raven, wrasses, righteye flounder, rock crab, and cod, alongside rare sightings of Atlantic wolffish and gray seal.