The majority of local enthusiasts dive from shore, as the excellent shore diving negates the need for costly boat dives. Most of the marine life in south island waters are found in depths shallower than 18 metres, so there is no need to go to the recreational limit of 27 metres. Dive time is therefore longer, further enhancing the diving experience. A vast tableau of marine life that thrives in the nutrient-rich waters in Dawley Passage Provincial Park is arrayed underwater northwest of Tofino . This park is a popular local dive site.
Strong currents surge through a narrow passage, which makes for clear water but sketchy conditions.
There's no wreck like and old wreck, and that's what the HMCS Columbia , scuttled by the Artificial Reef Society near Maud Island in Discover Passage just north of Campbell River , is fast becoming. And you don't actually have to dive in order to enjoy an unusual underwater experience in the Campbell River. Guided snorkel tours are available. North Island God's Pocket Provincial Park is a new provincial park where the focus is on diving and habitat protection for wildlife. God's Pocket is made up of a group of islands, the largest of which are Bull and Hurst Islands , about 20 km due north of Port Hardy .