Bahía Sardina is a coastal snorkel site on San Cristobal Island, Ecuador, featuring two small coves. Accessible primarily by boat as part of island tours, the site is suitable for beginners. Water temperatures fluctuate throughout the year, ranging from 22C in August to 27C in February and March. The site is noted for its underwater visibility, providing a clear environment for snorkelling. As a sheltered coastal location, it offers a straightforward experience for those looking to explore the marine environment of the Galapagos.

Bahía Rosa Blanca is a remote bay located on the eastern coast of San Cristobal Island. Accessible exclusively by boat, the site is characterised by a series of shallow lagoons and rock pools. These sheltered formations provide a distinct environment for snorkelers. Water temperatures at this location vary throughout the year, ranging from 22C to 27C. Given the nature of the terrain and the requirement for boat access, this site is best suited for intermediate snorkelers. The area is noted for its shallow, protected topography, which offers a unique perspective of the island's coastal features.

Cerro Tijeretas is a reef and wall dive site located near Kicker Rock on San Cristobal Island. Divers typically access the site from the shore for dives lasting approximately 45 minutes. The site features depths ranging from 5 to 12 metres, making it suitable for beginners. Conditions vary, with visibility typically between 7 and 20 metres and mild currents. Water temperatures fluctuate between 22C and 26C throughout the year. Hazards at this location include surf, surge, and sea urchins. Night diving is permitted at this site.

Kicker Rock, also known as León Dormido, is a prominent volcanic formation located one hour from Puerto Baquerizo Moreno. This site features a dramatic wall and reef system suitable for intermediate divers, with depths ranging from 14 to 40 metres. The topography is defined by its steep vertical walls, which are subject to strong currents. Visibility at the site typically fluctuates between 8 and 20 metres. Access is exclusively by boat, and the site is suitable for both diving and snorkelling. Water temperatures vary throughout the year, ranging from 19C to 24C. Divers should be prepared for deep water and variable visibility conditions.

Playa El Manglecito at Kicker Rock offers a shallow environment featuring a white sand beach and a mangrove lagoon. The site consists of reef and seagrass habitats with an average depth of 3 metres, ranging between 1 and 5 metres. It is suitable for beginners, with mild currents and visibility typically between 8 and 18 metres. Access is available from both shore and boat. Snorkellers should be aware of potential hazards including sharp coral, strong currents, and surf. The water temperature fluctuates throughout the year, ranging from 22C to 27C.

Isla Lobos Channel is a sheltered passage located between Isla Lobos and San Cristobal Island. This site is accessible by boat and features mild currents, making it suitable for beginners. Divers and snorkelers can expect visibility ranging from 10 to 33 metres. The area is well known for its California sea lions, which are very common and often interact with visitors. Other marine life recorded here includes wrasses, razor surgeonfish, pufferfish, scorpionfish, whiptail stingray, blue-barred parrotfish, rock cod, Sally Lightfoot crabs, sea stars, hawkfish, combers, Panamic Sergeant Major, and various snails. Guided tours and equipment rental are available for those exploring this channel.

Bajo Cerro Mundo is a boat-accessible dive site located off the South Coast of San Cristobal Island, Ecuador. The site features a maximum depth of 18 metres. Divers typically spend approximately 45 minutes underwater during a standard dive. Water temperatures at this location range between 20C and 24C throughout the year. The site is suitable for divers looking to explore the marine environment of the South Coast. As a marine site, it offers a range of underwater topography typical of the region, though specific marine life observations are not confirmed for this location.

El Barranco on the South Coast of San Cristobal Island offers a varied underwater landscape consisting of a wall, reef, and cavern system. Divers typically explore between 8 and 18 metres, with an average depth of 12 metres. Access is by boat only, and the site is suited for intermediate divers due to moderate currents and potential surge. Visibility ranges from 8 to 25 metres, and thermoclines are common as cold and warm currents converge. Water temperatures fluctuate between 20C and 24C throughout the year. Hazards include boat traffic, jellyfish, sea urchins, and the overhead environment of the caverns.