Three Sisters is a geological site in the Bay of Fundy featuring towering sea stacks and sea caves. Divers and snorkellers can explore the base of these massive rock formations and the vertical walls. The site is suitable for advanced divers due to strong currents, rip currents, and surf conditions. Depths range from 5 to 30 metres, with an average of 15 metres. Visibility is limited, typically between 1 and 5 metres. Water temperatures are cold, ranging from 2C to 13C throughout the year. Access is available via both shore and boat entries. Facilities at the site include parking and toilets.

Barn Marsh Beach in Nova Scotia and the Bay of Fundy offers a challenging environment for advanced snorkelers. Access is via a steep 30-metre metal staircase descending from the lighthouse cliff. The site features rocky reef topography, including unique rock formations and kelp forests that are exposed during low tide. Snorkeling is limited to high tide, though conditions are often affected by low visibility due to silt. Divers and snorkelers should be prepared for cold water temperatures ranging from 2C to 16C, as well as moderate currents and surf. Parking is available at the site.

Herring Cove Beach in Passamaquoddy Bay is a rugged site featuring rocky outcrops and tide pools. Snorkellers can explore the intertidal zone, ideally during high tide slack water. The site is suitable for beginners, though conditions are challenging due to strong currents, surf, and potential rip currents. Water temperatures are consistently cold, ranging from 2C to 16C, with the most temperate conditions occurring in July and August. Visibility typically fluctuates between 3 and 10 metres. Divers and snorkellers should be aware of hazards including sea urchins and sharp rock formations. Facilities at the site include parking and toilets.

Cape Enrage features a sandy crescent beach with rocky outcroppings that create deep tidal pools at low tide. These pools provide the most suitable conditions for snorkeling, offering visibility between 3 and 8 metres while avoiding the stronger currents found in the open Bay of Fundy. The site is accessible via shore entry and is suited for beginners. Water temperatures are cold, ranging from 2C to 16C throughout the year. Facilities available at the site include parking, toilets, and guided tours. Divers and snorkellers should be aware of potential hazards including rip currents, strong currents, and surf.

Walton Gypsum Quarry is a flooded freshwater site in Nova Scotia that functions as an artificial reef. Divers can explore submerged walls and ledges at depths ranging from 9 to 18 metres, with an average depth of 15 metres. Visibility is notable for inland diving, typically between 10 and 30 metres. The site offers a calm environment with no current, making it suitable for beginner divers. Shore access is available with on-site parking. Due to the cold water, which can reach 0°C during ice diving, appropriate thermal protection such as a drysuit or thick wetsuit is essential. Divers should remain aware of potential entanglement hazards from submerged structures.

Point Wolfe Beach provides a shore entry point into the Bay of Fundy. This site features a rocky reef environment, though conditions are challenging due to strong currents and surf. Visibility is often limited by the significant tidal movement characteristic of the area. Water temperatures are cold, ranging from 2C to 16C throughout the year, requiring appropriate thermal protection for any in-water activity. The site is best suited for intermediate snorkellers who are comfortable navigating variable marine conditions. Facilities available at the beach include parking, toilets, and showers.