La Gaviota is a shore-entry reef site located near Isla Partida at Isla Espiritu Santo. The site features a reef structure with depths ranging from 10 to 20 metres, offering divers flexibility based on their comfort level. Conditions are generally mild, with visibility typically between 5 and 10 metres. While the current is usually manageable, stronger surges can develop, requiring careful monitoring of water conditions before entry. Water temperatures fluctuate between 21 and 28 degrees Celsius throughout the year, making a 3 mm wetsuit suitable for most seasons. This site is well-suited for newly certified divers looking for straightforward reef diving.

San Rafaelito, located at Isla Espiritu Santo, features a combination of shallow reef areas and drop-offs reaching depths of 24 metres. With an average depth of 15 metres, this site is suitable for beginners and accessible via boat from La Paz. Divers encounter mild currents and visibility ranging from 15 to 30 metres. The topography includes cliffs and rocky structures. Night diving is available at this location, providing opportunities to explore the site after dark. Water temperatures fluctuate between 20C and 27C throughout the year. As a marine environment, the site is subject to local conditions, and divers should be aware of the presence of sharks.

Lobos Rock, located off Isla Espiritu Santo, is a reef site featuring caves and overhangs. The topography offers depths ranging from 5 to 35 metres, with an average depth of 15 metres. Access is by boat only, as the site is situated 7,600 metres from the shore. Divers and snorkellers should be prepared for moderate currents and surge, with visibility typically between 15 and 25 metres. Water temperatures fluctuate between 20C and 25C, though thermoclines can cause sudden temperature drops. The site is suitable for beginners and supports night diving, where the environment changes as nocturnal activity increases.

La Paz, located at Isla Espiritu Santo, provides both reef and cave diving opportunities. The site features depths ranging from 5 to 30 metres, with an average depth of 12 metres, making it suitable for beginners. Divers and snorkellers can expect visibility between 20 and 30 metres and mild currents. Access to the site is by boat only. Water temperatures fluctuate between 20 and 26 degrees Celsius throughout the year. When navigating the reef, be mindful of hazards including jellyfish, sea urchins, and sharp coral. Typical dives last approximately 50 minutes.

The Cortez Club offers a varied underwater landscape across reef, wreck, drift, and artificial reef sites, all accessed by boat. Depths run from 5 to 30 metres, with visibility typically between 10 and 18 metres and water temperatures of 20 to 26 degrees Celsius. Strong currents drive the drift dives and demand solid buoyancy control, which is why an Advanced Open Water certification is required. Reef species populate the shallower structures, while the deeper sites push that 30-metre range. Night diving is available for those who want a different perspective on the same sites. Sharks are present and should be factored into your dive planning.

The Salvatierra Ferry Wreck is an artificial reef site located near Isla Espiritu Santo. The ferry sank in 1975 after striking Swanne Reef and now rests at an average depth of 18 metres, with depths ranging between 18 and 20 metres. Access to the site is by boat only. Divers should be prepared for moderate currents and potential entanglement hazards within the wreckage. Visibility at the site typically ranges from 10 to 30 metres. Water temperatures fluctuate seasonally, reaching up to 28C in late summer and dropping to 21C during the winter months. This site is suited for intermediate divers.

The Salvatierra is a cargo ferry wreck located near Isla Espiritu Santo that sank in 1976 after striking Swanne Rock. Resting on a sandy bottom at a depth of 16 to 18 metres, the vessel remains approximately 70 percent intact. Divers can observe exposed propellers and remnants of the original cargo, including trucks with inflated tyres. The site is accessible only by boat and features mild currents with visibility ranging from 10 to 30 metres. Water temperatures fluctuate between 21C and 28C throughout the year. Hazards include boat traffic, potential entanglement within the structure, and sharp coral growth on the wreck.

Whale Shark Refuge Waters at Isla Espiritu Santo is a shallow reef site dedicated to snorkeling. Located 500 metres from the shore, the area features depths ranging from 0 to 5 metres with an average of 5 metres. Access is strictly by boat, and the site is managed for licensed boats and crews only. Conditions are generally mild with visibility reaching up to 30 metres. Water temperatures fluctuate between 21C and 29C throughout the year, though significant drops can cause the local fauna to vacate the area. Due to the presence of boat traffic, visitors should remain vigilant while in the water.