Arctic Circle Cairn Shoreline is a unique site where the Arctic Circle crosses the coast near a stone cairn. This reef site is primarily a novelty location for snorkelers to cross the Arctic Circle line. The site is accessible from the shore and features depths ranging from 1 to 5 metres, with an average depth of 3 metres. Conditions are characterised by mild currents and extremely cold water temperatures, typically between -2°C and 3°C. Due to these conditions, specialized thermal protection such as dry suits is required for all in-water activities. Facilities including parking and a cafe are available nearby in Repulse Bay.

Naujaat Harbor, located at the community wharf in Repulse Bay, Canada, serves as a primary shore entry point for Arctic diving and snorkeling. The site features an artificial reef structure within the harbor. Conditions are characterised by extremely cold water, with temperatures typically ranging between -2C and 3C throughout the year. Divers and snorkellers should be prepared for moderate currents and low visibility. Due to the challenging environmental conditions, this site is best suited for intermediate-level participants. The location is frequently used as a base for guided boat-based snorkeling excursions in the surrounding bay.

Ship Harbour Islands consist of a cluster of approximately 15 rocky islands located 1000 metres offshore. The site features sheltered channels and kelp forests, with depths ranging from 5 to 30 metres and an average of 15 metres. Access is by boat only. Divers should expect moderate currents and visibility between 10 and 30 metres. Water temperatures are extremely cold, typically ranging from -2C to 3C year-round, making drysuit diving essential. The site is suited for advanced divers due to the extreme cold and potential hazards including sharks. Snorkelling is also possible at this location.