St. Peters Breakwater is an artificial reef site formed by the remains of an old wooden and stone breakwater structure located near a historic lighthouse. This site is suitable for beginners and offers excellent snorkelling opportunities in shallow water. Depths range from 1 to 8 metres, with an average depth of 4 metres. Entry is via the shore, and currents are typically mild. Water temperatures vary significantly throughout the year, ranging from -1C to 20C, and thermal protection is essential due to the cold conditions. Potential hazards at this site include entanglement, jellyfish, and rip currents.

Greenwich Beach on the Nova Scotia Eastern Shore is a shallow, shore-entry site featuring extensive sandbars and tide pools accessible at low tide. Snorkellers can explore depths ranging from 1 to 5 metres, with an average depth of 2 metres. The site is suitable for beginners, though conditions vary with moderate currents and surf. Water temperatures are cold throughout the year, peaking at 20C in August. Facilities at the site include parking, toilets, showers, and changing rooms. Hazards include cold water, rip currents, surf, and the presence of jellyfish.

Blooming Point (East Boundary) offers a wild coastal environment featuring underwater dunes and peat beds. This shore-entry site is suited for advanced snorkelers due to the presence of surf, moderate currents, and extremely cold water temperatures that range from -1C to 20C. Depths at this location vary between 2m and 10m, with an average of 6m. Visibility typically fluctuates between 5m and 15m. The habitat supports a variety of temperate marine life, including various crustaceans, echinoderms, and fish species typical of the Nova Scotia Eastern Shore region. Parking is available for visitors at this site.

Savage Harbour Mouth is a rocky entrance to a working fishing harbour on the Nova Scotia Eastern Shore. This artificial reef site features a rocky topography that provides a stable habitat for crustaceans and mollusks. Divers and snorkellers should note that conditions vary, with moderate currents and potential hazards including boat traffic, entanglement, and rip currents. The site is suitable for intermediate divers, with shore access available. Water temperatures fluctuate significantly throughout the year, ranging from -1°C in winter to 20°C in August. Snorkelling is possible along the outer edges of the harbour rocks, which offer a distinct ecosystem compared to the nearby sandy beaches.

St. Peters Lake is a spring-fed brackish lagoon on the Nova Scotia Eastern Shore that offers a sheltered environment for snorkelers. The site features seagrass beds and is open to the ocean, creating a unique ecosystem. Conditions are generally mild, with visibility ranging from 5 to 15 metres. The water is warmer than surrounding coastal areas, making it suitable for beginners. Access is via the shore, and the site is well-supported by local facilities including equipment rental, air fills, and guided tours. Divers and snorkelers should be aware of potential surf conditions at the entrance to the lagoon.

Hillsborough River at Mount Stewart Bridge offers an estuarine environment for snorkelers. The site is primarily suited for those interested in observing river ecology, including the migration of eels and smelt within the river grass. Conditions are variable, with visibility typically ranging between 1 and 3 metres. Entry is via the shore, and snorkelers should be aware of mild currents, rip currents, and surf. Given the challenging conditions and limited visibility, this site is rated for intermediate skill levels. The habitat supports various temperate aquatic life, though specific species sightings are not confirmed.

Blooming Point Channel is a dynamic tidal channel formed by a storm breach in the dunes. This site offers a unique river-like marine environment characterised by strong currents, making it suitable only for advanced snorkellers. The channel reaches depths of 1 to 6 metres, with an average depth of 3 metres. Due to the strong currents and surf, entry is possible from both shore and boat. Water temperatures are cold, ranging from -1C in winter to 20C in summer, necessitating the use of a drysuit or wetsuit. Parking is available at the site. Hazards include entanglement, strong currents, and surf.

Big Cape Shoreline on the Nova Scotia Eastern Shore offers a rugged coastal environment characterised by shallow tidal shelves. Located west of the main harbour near Naufrage, this site provides access to the intertidal zone for snorkelling. Conditions vary significantly throughout the year, with water temperatures ranging from -1C in late winter to 20C in August. The site is suitable for beginners, though the snorkel rating is modest. The habitat supports a variety of temperate marine life, including various invertebrates, crustaceans, and fish species typical of the region. Entry is via the shore, making it a straightforward location for those looking to explore the local coastal topography.