Ben Weston Point near Two Harbors offers a shore-entry dive featuring a reef and kelp forest environment. The site reaches depths between 20 and 30 metres, with an average depth of 7 metres. Divers can expect moderate currents and visibility ranging from 5 to 10 metres. Water temperatures fluctuate between 14C and 18C throughout the year, necessitating appropriate thermal protection. Entry requires careful navigation of the surf and shore break, which is the most demanding aspect of the dive. This site is suitable for beginners, though divers should monitor local conditions and time their entry to avoid challenging surf sets.

Salta Verde is a reef site located near Avalon on Santa Catalina Island. This site is accessed by boat and is suited for intermediate divers. The average depth is approximately 7 metres, with conditions generally featuring mild currents. Water temperatures fluctuate throughout the year, ranging from 15C in the winter and spring months to 21C in August. Species recorded around this area include California sea lions, Garibaldi, California moray, horn sharks, Spanish shawl nudibranchs, lesser two-spot octopus, leopard sharks, eagle rays, wrasses, California spiny lobster, Atlantic pyrosomes, scorpionfish, three-lined aeolids, and barracuda.

Farnsworth Bank is a remote offshore reef and pinnacle system located 3200 metres from the coast of Two Harbors. The site features dramatic topography including walls and drop-offs, with depths ranging from 17 to 40 metres and an average depth of 27 metres. Due to the exposed location, divers encounter strong currents and variable visibility between 12 and 30 metres. This site is strictly for advanced divers and requires boat access. Water temperatures range from 14 to 17 degrees Celsius, with a noticeable thermocline at depth. A 7mm wetsuit or dry suit is recommended for thermal protection. Hazards include boat traffic, deep water, and potential entanglement.

Sentinel Point is a reef dive site located near Two Harbors on Santa Catalina Island. The site is accessed by boat and is suitable for beginner divers. Depths range from 9 to 17 metres, with an average depth of 13 metres. Divers should be aware of boat traffic in the area. Conditions include moderate currents and visibility typically between 5 and 9 metres. Water temperatures fluctuate throughout the year, ranging from 15C in the winter months to 19C during late summer and autumn. A typical dive at this location lasts approximately 45 minutes.

Located off Avalon, Catalina Island, this site features a combination of reef, kelp forest, and wall topography. Divers typically explore depths between 9 and 30 metres, with an average depth of 12 metres. Access is by boat only, as the site is situated 8 kilometres from shore. Conditions include strong currents and visibility ranging from 12 to 18 metres. Water temperatures fluctuate between 14 and 18 degrees Celsius, with potential thermoclines in deeper sections. Hazards include cold water, entanglement risks, strong currents, and surf. Species recorded around this area include California sea lions, Garibaldi, horn sharks, Spanish shawl nudibranchs, California moray eels, and California spiny lobsters.

The Palisades is a boat-access reef and kelp forest site located off Avalon. Divers navigate depths ranging from 11 to 25 metres, with an average depth of 18 metres. Visibility at this site typically spans 10 to 30 metres. While the current is generally mild, conditions can vary, and divers should remain aware of potential surf at the surface. Due to heavy boat traffic in the area, the use of a surface marker buoy is essential before ascending. Water temperatures fluctuate between 15 and 18 degrees Celsius throughout the year, making appropriate thermal protection necessary for comfort.

Rock Quarry near Two Harbors is a boat-accessible site featuring a combination of reef, artificial reef, and kelp forest habitats. The site reaches depths between 6 and 36 metres, with an average depth of 18 metres. Divers should be prepared for mild currents and potential boat traffic. Visibility typically ranges from 13 to 15 metres, and water temperatures fluctuate between 14 and 18 degrees Celsius throughout the year. Due to the depth and environmental conditions, this site is suited for intermediate divers. Species recorded around this area include California sea lions, Garibaldi, Spanish shawls, horn sharks, California morays, leopard sharks, eagle rays, lesser two-spot octopuses, guitarfish, scorpionfish, California spiny lobsters, Atlantic pyrosomes, wrasses, and egg-yolk jellyfish.

Al's (Crazy) Kelp is a kelp forest and reef site located 2000 metres off the coast of Avalon, United States. This boat-accessible dive features a consistent depth of approximately 9 metres. Divers should be prepared for moderate currents and the risk of entanglement within the kelp. Visibility at the site varies significantly, ranging from 5 to 25 metres. Water temperatures fluctuate between 15C and 20C throughout the year. Due to the current and potential for entanglement, this site is suited for intermediate divers. Typical dives last around 45 minutes.