The Diaz Ordaz is a wreck site located off Isla San Pedro Nalasco, Mexico, serving as an artificial reef. The structure sits at depths between 50 and 60 metres, requiring intermediate skill levels and appropriate deep diving training. Access is exclusively by boat from San Carlos. Divers can expect visibility ranging from 21 to 30 metres with mild currents. Water temperatures fluctuate significantly throughout the year, ranging from 16 to 25 degrees Celsius, necessitating careful thermal protection planning. Due to the depth, divers must manage bottom time and ascent profiles strictly. Species recorded around this area include California sea lions, king angelfish, scorpionfish, wrasses, barberfish, groupers, sea stars, and California golden gorgonians.

South Himalaya Bay at Isla San Pedro Nalasco offers a shallow shore dive featuring both natural reef and artificial reef structures. The site maintains an average depth of 9 metres, with a range between 8 and 10 metres, making it suitable for beginner divers. Visibility typically spans 10 to 30 metres. Divers should exercise caution during shore entry due to the surf break. While currents are generally mild, they can vary across the reef area. Facilities at the site include parking and air fills, allowing for self-sufficient shore diving. Water temperatures fluctuate seasonally between 18 and 30 degrees Celsius.

Himalaya Bay at Isla San Pedro Nalasco offers a shallow reef environment suitable for beginners. The site features a depth range of 3 to 8 metres, with an average depth of 5 metres. Divers experience mild currents and visibility ranging from 10 to 30 metres. Water temperatures fluctuate between 18 and 30 degrees Celsius throughout the year. Access is available via both shore and boat entries. When entering from the shore, exercise caution to avoid sea urchins and sharp coral present in the shallows. Air fills are available on-site to support your dive.

La Palpa in San Carlos Bay offers a combination of natural reef and artificial structures across a depth range of 10 to 30 metres, with an average depth of 20 metres. This shore-entry site features mild currents and visibility typically ranging from 10 to 20 metres. Divers should exercise caution regarding boat traffic in the area and use an SMB when ascending. The site includes sharp coral and exposed metal edges on the artificial structures, requiring careful buoyancy control. Water temperatures fluctuate between 18C and 28C throughout the year, necessitating appropriate exposure protection. Guided tours are available through local dive shops.

Punta La Manga in San Carlos Bay offers a diverse underwater environment featuring a combination of natural reef, canyon topography, and an artificial reef. This site is suitable for beginners, with shallow depths ranging from 1 to 2 metres and mild currents. Visibility typically spans 10 to 30 metres, providing clear conditions for exploration. Access is by boat, as the site is located 500 metres from the shore. Night diving is available for those looking to expand their experience. Due to the presence of boat traffic, divers must deploy a surface marker buoy and remain vigilant during ascents and surface intervals.

San Pedro - La Playa is a shallow reef site located at Isla San Pedro Nalasco, offering depths between 1 and 2 metres. This site is suitable for beginners due to the mild currents and visibility ranging from 10 to 30 metres. Access is by boat only, and divers should exercise caution regarding sharp coral and rocks when entering the water. Water temperatures fluctuate between 18C and 30C throughout the year. Night diving is available at this location. Species recorded around this area include California sea lions, king angelfish, Cortez angelfish, Panamic green moray, wrasses, barberfish, Moorish idols, triggerfish, common dolphinfish, groupers, rock cod, round stingrays, scorpionfish, and sea stars.

La Roca Grande is a reef site located at Isla San Pedro Nalasco, Mexico, accessible only by boat. The site features depths ranging from 8 to 19 metres with an average of 18 metres. Divers and snorkellers encounter mild currents, though visibility varies significantly depending on local conditions. The reef structure supports a variety of marine life, including guitar fish, rays, blennies, damsel fish, butterfly fish, angel fish, parrot fish, and puffer fish. Sea lions are also known to interact with divers in the water. The site is suitable for beginners and supports night diving, offering a different perspective on the reef environment throughout the year.

Lighthouse South is a reef site located off Isla San Pedro Nalasco, Mexico. The site features depths ranging from 8 to 15 metres, with an average depth of 12 metres. Conditions are generally manageable with mild currents and visibility typically between 10 and 20 metres. Access is by boat only, and divers should remain vigilant for boat traffic during surface intervals and ascents. Divers must exercise caution near the seabed to avoid contact with sharp coral and rocks. The site is suitable for beginner divers, with a typical dive duration of 45 minutes.