Anse à la Richardière (Island Side) is a sheltered site within the Saguenay Fjord, offering a calm environment for snorkelling. The area is best suited for exploring the intertidal zone and shallow eelgrass beds, which are most accessible during high tide. Entry is via the shore. Water temperatures are cold, ranging from 0C in winter to 11C during the summer months. Given the conditions, this site is rated as a beginner-level location. As a cold-water environment, appropriate thermal protection is required for all in-water activities.

Located on the northern side of Île Verte at Anse de la Richardière, this site offers a challenging shore-access snorkelling experience in the Saguenay Fjord. Situated 2000 metres from the shore, the site is suited for advanced snorkellers due to the presence of moderate currents and very cold water temperatures, which range from 0C to 11C throughout the year. Divers and snorkellers should be prepared for cold water conditions and strong currents. Facilities available at the location include parking, toilets, showers, changing rooms, a rinse station, air fills, equipment rental, a cafe, first aid, a dive shop, boat charters, and guided tours.

Located at the northern tip of Île Verte in the Saguenay Fjord, this site features rocky reefs and tide pools. Divers and snorkellers can explore the boulder-strewn bottom, which provides a habitat for various cold-water invertebrates and macro life. Access is via the shore, and the site is suited for intermediate-level participants due to the presence of strong currents and cold water temperatures ranging from 0C to 11C throughout the year. Facilities available at the location include parking and toilets, with guided tours also offered. The site is rated 3/5 for snorkelling.

Secteur des Passereaux in the Saguenay Fjord offers a unique cold-water environment for divers and snorkellers. The site is characterised by a mix of salt marshes and rocky shorelines, which are accessible from the shore. Conditions are influenced by the St. Lawrence Estuary, where upwelling of cold water is common, resulting in temperatures ranging from 0C to 11C throughout the year. Divers should be prepared for moderate currents and potential surf. Facilities available at the site include parking, toilets, and showers. Due to the challenging water temperatures and current conditions, this site is best suited for intermediate-level divers.

Bout d'en Haut (Western Tip) is a challenging snorkelling site located in the Saguenay Fjord. The site is defined by a deep channel that runs close to the shore, which generates strong currents requiring careful navigation. Snorkellers should be prepared for cold water temperatures, which fluctuate between 0C and 11C throughout the year, as well as low visibility conditions. Due to the demanding environment and current, this site is suitable only for advanced snorkellers capable of managing cold water and significant water movement. Access to the water is via the shore.

Grève Morency in the Saguenay Fjord is a coastal site featuring tide pools that emerge at low tide. This shallow reef environment is suitable for beginners, with depths typically ranging from 1 to 2 metres. Snorkellers can access the water directly from the shore. Conditions are characterised by mild currents and visibility between 1 and 5 metres. The water is extremely cold throughout the year, requiring appropriate thermal protection to mitigate the risk of hypothermia. The habitat supports various temperate marine life, including invertebrates and fish species common to the region. Facilities at the site include parking, toilets, showers, and changing rooms.

Didace Quay in the Saguenay Fjord serves as an artificial reef formed by the remnants of old man-made structures. The site offers a deeper water entry point compared to nearby shallow coves, making it accessible via both shore and boat. Divers should expect challenging conditions, including strong currents and cold water temperatures ranging from 0C to 9C throughout the year. Visibility typically fluctuates between 5 and 15 metres. Due to the significant current and cold water, this site is best suited for intermediate divers. Hazards include boat traffic and the potential for extreme cold. Facilities at the site include parking, toilets, and guided tours.

Located 5km offshore from Trois-Pistoles, the South Quay at Île aux Basques is a marine site featuring a rocky shoreline and an old stone quay. This site functions as both a natural reef and an artificial reef structure. Due to the influence of the Labrador Current, water temperatures are cold, ranging from 0C to 11C throughout the year. Access to this site requires a boat. The location is suitable for advanced divers, with typical dive durations reaching 180 minutes. Snorkelling is also possible along the rocky perimeter. Divers and snorkellers should remain aware of local boat traffic and the challenges associated with cold water conditions.