Cap-à-l'Aigle is an artificial reef site located in the Saguenay Fjord near the marina. The topography features a rocky breakwater and surrounding cliffs. Divers and snorkelers should be prepared for cold water conditions, with temperatures often below 15°C and currently around 4°C, necessitating appropriate thermal protection. The site is suitable for advanced divers due to moderate currents and potential hazards including boat traffic, strong currents, and surf. Facilities available at the site include parking, toilets, showers, a cafe, and a dive shop. Access is possible via both shore and boat entries, with depths ranging between 4 and 14 metres.

Jetée des Capelans in the Saguenay Fjord offers an accessible shore entry for snorkelers. The site features a combination of natural rocky reef and artificial structures associated with the pier. These rocky areas provide improved visibility compared to the main bay. Conditions are generally suitable for beginners, though the environment is characterized by very cold water temperatures, which can reach as low as -1°C to 1°C during April. Currents at this location are typically mild. Facilities available at the site include parking and toilets. Snorkelers should be prepared for the cold water conditions, which represent the primary hazard at this location.

Saint-Irénée Beach in the Saguenay Fjord is a sandy shoreline providing accessible entry for snorkelers. The site features a combination of reef and seagrass habitats. Conditions are generally cool, with summer water temperatures averaging 15°C. The site is suitable for beginners, though snorkelers should remain aware of potential surf and rip currents. Facilities at the location include parking, toilets, showers, changing rooms, and a rinse station. Visitors can also access air fills, equipment rental, a dive shop, boat charters, and guided tours nearby. The site offers a relaxed environment for those looking to explore the coastal shallows of the region.

Port-au-Saumon, located within the Saguenay Fjord, offers a shallow reef environment suitable for beginner snorkellers. The site features unique geomorphology and shallow zones that allow for the observation of intertidal species. Depths typically range from 1 to 5 metres, with an average of 3 metres. Access is via the shore, and currents are generally mild. Water temperatures are cold, ranging from 0C to 11C throughout the year, necessitating appropriate thermal protection. Facilities at the site include parking, a cafe, and first aid. Divers and snorkellers should be aware of sea urchins present in the area. The habitat supports a variety of temperate marine life and invertebrates.

Port-au-Saumon is a protected cove in the Saguenay Fjord, serving as a notable site for both diving and snorkelling. The topography consists of a reef environment that supports a variety of temperate marine life, including various fish, crustaceans, and echinoderms typical of the region. Water temperatures are cold, ranging from 0C to 11C throughout the year. Access is available via both shore and boat entries. The site is well-equipped with facilities including parking, toilets, showers, rinse stations, air fills, and equipment rental. Guided tours are available for those exploring the area, which is suitable for intermediate divers.

Cap-au-Saumon is a dramatic rocky headland located in the Saguenay Fjord near a historic lighthouse. The site features deep drop-offs and a wall topography that descends into the cold waters of the St. Lawrence. Divers should expect strong currents and water temperatures ranging from 0C to 11C, necessitating the use of drysuits or thick wetsuits. Due to the depth and current, this site is intended for advanced divers. Access is available via both shore and boat entries. Snorkelling is also possible at this location, which offers a rating of 4/5.

Port-au-Persil Cove is a sheltered bay in the Saguenay Fjord featuring rocky edges and a small dock. This site is suitable for beginners, offering shore access and mild currents. Snorkelers can explore depths ranging from 1 to 5 metres, with an average depth of 3 metres. Visibility typically fluctuates between 3 and 10 metres. The environment supports a variety of temperate marine life, including various invertebrates and fish species common to the region. Due to water temperatures ranging from 0 to 11C, appropriate thermal protection is essential for all in-water activities. Parking is available near the site.

Port-au-Persil Old Wharf is a historic cove located where the river meets the St. Lawrence. This site features an artificial reef structure accessible via a shore entry. Snorkellers should be aware that conditions vary, with water temperatures ranging from 0C to 11C throughout the year. The site is rated for intermediate skill levels due to the presence of strong currents and potential boat traffic. Given the cold water environment, appropriate thermal protection is necessary for all in-water activities. The area is known for its historic wharf remains which provide the primary structure for the site.