La Dune de Bouctouche offers snorkelling along the submerged side of a significant sand dune system on the Kouchibouguac Coast. This site features a mix of reef and seagrass habitats in shallow water. Conditions vary, with visibility typically improving during high tide as water from the Northumberland Strait moves against the dune. The site is accessible from the shore and is suitable for beginners, though snorkellers should be aware of potential surf and strong currents. Water temperatures fluctuate significantly throughout the year, ranging from -2C in winter to 19C in August. Facilities at the Irving Eco-Centre include parking, toilets, showers, changing rooms, and a rinse station.

Bouctouche Bay Natural Oyster Reefs are biological hotspots located 50 metres off the Kouchibouguac Coast. These natural reefs sit in shallow water with an average depth of 3 metres, reaching up to 4 metres. The site is accessible by both boat and kayak. Divers and snorkellers should be prepared for moderate currents and low visibility, which typically ranges between 1 and 3 metres due to the silty bottom. Water temperatures fluctuate significantly throughout the year, ranging from -2C in winter to 19C in August. The habitat supports a variety of temperate marine life and invertebrates typical of the region. This site is best suited for intermediate divers.

Dune Dechockpish on the Kouchibouguac Coast offers a shallow, accessible snorkelling experience suitable for beginners. The underwater topography is defined by undulating sandbars and extensive seagrass beds, which function as nurseries for juvenile marine life. Located north of Bouctouche, this site provides a quiet environment for exploration. Depths typically range from 1 to 3 metres, with an average of 2 metres. Entry is via the shore. Water temperatures vary significantly throughout the year, ranging from -2C in February to 19C in August. On-site facilities include toilets, showers, and equipment rental.

Cap-Lumière, located at Richibucto Head, offers a mix of sandy shoreline and rocky, pebbled patches that provide structural variety compared to surrounding sand dunes. This site features both natural reef and artificial reef elements, with depths ranging from 1 to 5 metres and an average of 3 metres. Snorkellers access the water from the shore. Conditions include moderate currents, surf, and visibility between 3 and 8 metres. Water temperatures fluctuate significantly, reaching up to 19C in August. Due to the potential for rip currents, boat traffic, and cold water, this site is recommended for intermediate snorkellers. Facilities at the site include parking, toilets, showers, changing rooms, a cafe, and guided tours.

Jardine Municipal Park Beach in Kouchibouguac National Park offers shore-entry snorkeling suitable for beginners. The site is noted for having some of the warmest salt water north of Virginia, with temperatures reaching up to 19C in August. Snorkellers typically find the most interesting conditions around the edges of the designated swimming area, where the sandy bottom transitions into natural seagrass beds. Facilities at the beach include parking, toilets, showers, and changing rooms, providing convenient access for visitors. Water temperatures fluctuate significantly throughout the year, ranging from -2C in winter months to 19C during the peak of summer.

Blacklands Gully is a narrow channel located between barrier islands in Kouchibouguac National Park. This site is exclusively accessible by boat or kayak and is reserved for advanced snorkellers due to the presence of strong currents. Water temperatures vary significantly, ranging from -1C during winter months to a peak of 20C in August. Snorkellers must exercise caution regarding active boat traffic within the channel. The gully serves as a primary gathering point for local seal colonies. Given the challenging environmental conditions and current, this site requires careful planning and experience to navigate safely.

Pointe-à-Maxime Shoreline, located within Kouchibouguac National Park, offers a remote backcountry experience transitioning from the Kouchibouguacis River into the open lagoon. This site is suitable for intermediate divers and snorkelers, featuring both shore and boat entry options. Conditions are variable, with strong currents and potential boat traffic requiring caution. Water temperatures fluctuate significantly throughout the year, ranging from -1C in winter to 20C in August. The habitat supports a variety of temperate marine life, including diverse fish and invertebrates typical of this coastal environment. Toilets are available for visitor use at the park.

Caissie Cape, located north of Shediac on the Kouchibouguac Coast, features a combination of natural rocky outcrops and an artificial reef structure provided by a fishing wharf. Snorkellers can explore the nearby Grande Digue Bank, which typically offers improved visibility compared to the inner bay. Conditions at this site are variable, with moderate currents and potential surf, requiring intermediate skill levels. Water temperatures fluctuate significantly throughout the year, ranging from -2C in winter to 19C in August. Hazards include potential entanglement, low visibility, and strong currents. Species recorded around this area include wrasses, common lobster, cod, righteye flounder, rock crab, shrimp, snails, and European green crab.