Scorpion Cove on Santa Cruz Island is a prominent site within Channel Islands National Park, offering accessible shore entries for divers and snorkellers. The topography consists of extensive kelp forests and sea caves, providing a varied underwater environment. Conditions are generally protected, though divers should be aware of potential hazards including boat traffic, surge, surf, and strong currents. Water temperatures are cold, ranging from 14C to 19C throughout the year, making wetsuits necessary for all activities. The site is well-suited for beginners and offers facilities such as toilets, equipment rental, and guided tours to support visitors.

Scorpion Anchorage at Santa Cruz Island offers a diverse underwater environment featuring reef, wreck, and kelp forest topography. Divers can explore depths ranging from 3 to 21 metres, with an average depth of 18 metres. Visibility varies significantly from 5 to 30 metres. The site requires boat access and is suited for intermediate divers due to potential surge, swell, and entanglement risks within the kelp. Water temperatures remain between 13 and 17 degrees Celsius, necessitating thermal protection. Species recorded around this area include California sea lions, harbour seals, horn sharks, Garibaldi, and various nudibranchs such as the Spanish shawl.

San Pedro Point at Anacapa Island offers a shallow reef and kelp forest environment suitable for intermediate divers. The site features an average depth of 6 metres, with a range between 3 and 9 metres. Access is via shore entry, and divers can expect mild currents and visibility typically ranging from 3 to 10 metres. Water temperatures fluctuate between 14C and 18C throughout the year. Species recorded around this area include California sea lions, Garibaldi, Spanish shawls, and various invertebrates such as octopuses and nudibranchs. The site provides a varied underwater topography consisting of natural reef structures and kelp forest habitats.

Pink Ribbon Reef at Anacapa Island is a reef and kelp forest environment suited for intermediate divers. The site features an average depth of 7 metres, with a maximum depth of 8 metres. Access is by boat only, as the site is located 5 kilometres from shore. Divers may encounter moderate currents and visibility ranging from 5 to 25 metres. Water temperatures fluctuate between 14C and 18C due to the mixing of northern and southern currents. Species recorded around this area include California sea lions, Garibaldi, Spanish shawls, harbour seals, horn sharks, California moray eels, and California spiny lobsters. Hazards include cold water and surf conditions.

Yellow Banks is a shallow reef located at Anacapa Island, United States, featuring a consistent depth of 6 metres. This site is suitable for beginner divers, offering a comfortable environment with mild currents and visibility ranging from 10 to 30 metres. Access is by boat only. Water temperatures fluctuate between 14 and 18 degrees Celsius throughout the year, necessitating appropriate thermal protection. Divers should exercise caution regarding buoyancy and hand placement, as the reef substrate contains sharp rocks and sea urchins. Species recorded around this area include California sea lions, Garibaldi, Spanish shawls, horn sharks, and California spiny lobsters.

Rat Rock is a marine site located at Anacapa Island within the Channel Islands National Park. The topography features a combination of reef, wall, and kelp forest structures. Divers typically experience depths ranging from 5 to 9 metres, with an average depth of 7 metres. Access to this site requires a boat, as it is situated 1609 metres from the shore. Conditions at the site include moderate currents and visibility between 12 and 15 metres. Divers should be aware of potential hazards including sharp coral, strong currents, and surge. Typical dives at this location last approximately 45 minutes.

Goldfish Bowl is a reef and kelp forest site located off Anacapa Island in the Channel Islands National Park. Accessible only by boat, the site features depths ranging from 20 to 65 metres, with an average depth of 40 metres. Divers should be prepared for mild currents and visibility typically between 20 and 40 metres. Water temperatures are cool, fluctuating between 13C and 16C throughout the year. Due to the depth and potential for strong currents and surf, this site is suited for intermediate divers. Typical dive times at this location are approximately 50 minutes.

Cathedral Cove at Anacapa Island offers diverse topography including reef, kelp forest, wall, drop-off, and pinnacle structures. Divers can explore depths between 7 and 27 metres, with an average depth of 15 metres. Visibility ranges from 10 to 30 metres. This site requires boat access and is suited for intermediate divers due to strong currents and surge. Marine life recorded here includes scorpionfish, sea stars, and red gorgonians, alongside uncommon sightings of garibaldi, horn sharks, Spanish shawls, and California spiny lobsters. Water temperatures remain between 14 and 17 degrees Celsius, necessitating a 7mm wetsuit or drysuit. Always monitor for boat traffic and use a surface marker buoy.