Porteau Cove is a versatile site featuring an artificial reef and four wrecks, three of which are accessible. Divers and snorkellers can explore this area at depths ranging from 6 to 30 metres, with an average depth of 16 metres. The site is accessed via a shore entry near the parking lot, where facilities include toilets, showers, and changing rooms. Conditions vary, with visibility between 3 and 14 metres and mild currents. Marine life recorded here includes California sea lions, harbour seals, Steller sea lions, ling cod, and various nudibranchs such as Monterey and clown dorids. Divers should be aware of potential hazards including boat traffic, cold water, and entanglement risks.

The CCG Ready is a decommissioned vessel serving as an artificial reef near Gambier and Bowyer Islands. Resting at depths between 10 and 21 metres, the wreck offers a structure for exploration with an average depth of 15 metres. Divers should anticipate moderate currents and visibility ranging from 5 to 10 metres. Due to the potential for boat traffic and entanglement risks, the use of a surface marker buoy is essential. Access is strictly by boat, and dives are best conducted during slack tide. Water temperatures fluctuate significantly throughout the year, ranging from 7C in winter to 19C in summer, necessitating appropriate thermal protection.

Christe Islet offers a varied underwater landscape featuring both reef and wall topography. The wall descends to a depth of 30 metres, providing intermediate divers with a range of terrain to explore. Visibility at the site typically ranges between 10 and 30 metres, allowing for clear sightlines along the wall face. Currents are generally mild, facilitating navigation. Given the water temperatures, which fluctuate between 7 and 15 degrees Celsius throughout the year, a drysuit is recommended for comfort. Access to this site is strictly by boat, and divers should plan their logistics accordingly. The site is characterised by rocky recesses along the reef and open water sections.

Pam Rocks is a reef site located near the HMCS Annapolis in British Columbia. This boat-access location offers depths ranging from 3 to 30 metres, with an average depth of 15 metres. Conditions vary, with visibility between 3 and 21 metres and mild currents. Divers and snorkellers should be aware of boat traffic and the potential for strong currents in the area. The site is suitable for intermediate divers and provides a 5/5 rating for snorkelling. Water temperatures fluctuate throughout the year, ranging from 7C in winter to 15C in summer months. Guided tours are available for those visiting the site.

Kelvin Grove in Howe Sound provides a varied underwater environment featuring both reef and wall topography. The site is accessible via a shore entry at the local park, which offers parking and toilet facilities. Divers can explore depths ranging from 9 to 40 metres, with an average depth of 27 metres. Conditions include mild currents and visibility typically between 10 and 20 metres. Divers should be aware of potential surge, thermoclines, and freshwater layers, particularly following heavy rain or snowmelt. This site is suitable for intermediate divers and supports night diving, with typical dive times of 45 minutes.

The USS Annapolis is a decommissioned warship resting as an artificial reef off the British Columbia coast. Located 1500 metres from shore, this site is accessible only by boat. The wreck sits at a shallow depth of 4 to 6 metres, allowing for extended bottom time. Divers encounter mild currents and visibility typically ranging from 5 to 10 metres. Due to cold water temperatures between 7 and 18 degrees Celsius, a dry suit and thermal underlayer are essential. The site presents hazards including entanglement risks on the superstructure and surge. This location is suitable for beginners, though good buoyancy control is required to navigate the wreck safely.

Bowyer Island, located near Whytecliff Park, offers a varied underwater landscape suitable for beginner divers. The site features a mix of reef, wall, canyon, and artificial reef structures within a depth range of 1 to 15 metres. Divers typically experience mild currents and visibility between 5 and 10 metres. Water temperatures fluctuate between 7 and 16 degrees Celsius, with thermoclines and freshwater layers common in Howe Sound. Access is by boat only, and divers should remain cautious of boat traffic and potential rip currents. Proper buoyancy control is recommended to avoid contact with sea urchins and sharp rocks along the bottom.

Ansell Point in Whytecliff Park offers a challenging shore dive within the Horseshoe Bay area. The site features a combination of reef, wall, and kelp forest topography with depths ranging from 20 to 30 metres, averaging 22 metres. Divers should be prepared for a demanding hike to the water and a potentially slippery entry, particularly at low tide. Conditions include mild currents and visibility between 5 and 15 metres. Water temperatures fluctuate between 7C and 15C throughout the year. Species recorded around this area include California sea lions, giant Pacific octopuses, harbour seals, ling cod, and various nudibranchs such as the Nanaimo dorid.