Pebble Beach on the North Shore of Lake Superior offers a shallow freshwater snorkeling experience over a unique lake floor. The underwater terrain is composed of smooth, colourful basalt and rhyolite stones, creating a mosaic effect across the bottom. Depths at this site range from 1 to 6 metres, with an average of 3 metres, making it suitable for beginners when conditions are calm. Divers and snorkellers should be prepared for cold water temperatures, which fluctuate between 1 and 17 degrees Celsius throughout the year. Access is via a shore entry, and the site features parking, toilets, showers, and changing rooms for visitor convenience.

The Baptism River Mouth on the North Shore of Lake Superior offers a dynamic freshwater snorkeling environment where river and lake waters converge. The site is characterised by large submerged boulders and a rocky reef topography. Snorkelers should be prepared for moderate currents and variable water clarity, which is influenced by river runoff and recent rainfall. Access is via the shore, and the site is best suited for intermediate snorkelers due to the presence of surf, strong currents, and cold water temperatures. Facilities at the location include parking and toilets. Given the water temperatures, which range from 1C to 16C, appropriate thermal protection is essential to mitigate the risk of hypothermia.

Meyers Beach Sea Caves on the North Shore of Lake Superior offer a unique freshwater snorkeling experience within a series of shallow caves. Located 1600 metres from the shore, the site is accessible by both boat and shore entry. Conditions vary, with moderate currents and potential for low visibility. Due to the overhead environment of the caves and the cold water temperatures, which range from 1C to 18C, this site is suited for intermediate snorkelers. Hypothermia is a significant risk in these waters, and snorkelers should remain aware of boat traffic in the area. Parking and toilets are available at the site.

Sugarloaf Cove on the North Shore of Lake Superior features a protected nature preserve with a rare tombolo and a cobblestone beach. The site is defined by 1.1 billion-year-old lava flows that form a reef structure within the cove. This relatively shallow area is sheltered from the main lake winds, offering a calmer environment for divers and snorkellers. Entry is via a short walk from the interpretive centre. Water temperatures are cold, ranging from 1°C to 16°C throughout the year, with the warmest conditions typically occurring in late August. Facilities at the site include parking, toilets, and a rinse station.

Devils Island Caves on the North Shore of Lake Superior feature intricate arches and deep chambers carved into red sandstone. This site offers a unique freshwater environment consisting of caves, walls, and reefs. Access is by boat only, as the site is located over 35 kilometres from the shore. Divers and snorkellers should be prepared for challenging conditions, including cold water, strong currents, surge, and potential overhead environments. Visibility varies significantly from 3 to 24 metres, and depths are shallow, averaging 4 metres. Due to the technical nature of the caves and variable conditions, this site is suitable for advanced divers.