Jetski Lagoon is a marine dive site located within the Thousand Islands, Indonesia. Water temperatures at this location are relatively stable, ranging between 29C and 30C throughout the year. While specific observations at this exact site are limited, species recorded around this area include various wrasses. Divers should be aware that conditions at this site can vary. Access to the lagoon is typically via boat from the surrounding islands. The site is suitable for those looking to explore the marine environment of the Thousand Islands, though visitors should note that the area is generally considered to have limited appeal for diving.

Genteng Kecil is a reef site in the Thousand Islands, Indonesia, offering depths between 5m and 25m with an average of 12m. The site is suitable for beginner divers and features a dedicated platform at 6m for skill practice. Access is by boat only. Divers may encounter moderate currents, and visibility ranges from 8m to 30m. Hazards include boat traffic, current, and low visibility. Night diving is available at this location. Species recorded around this area include wrasses, anemonefish, butterflyfish, groupers, and various invertebrates such as sea stars and slugs.

The Cleavage offers three distinct diving directions: west, south, and south-east. The southern route features a shallow coral garden, though divers should note that tidal conditions can impact this area. Heading south-east leads to larger coral formations and a sandy bottom at a depth of 30 metres. Dives typically conclude to the south-west of the island. Water temperatures remain consistent throughout the year, ranging between 29C and 30C. Due to the varying topography and depths, this site is suitable for divers with appropriate training for deeper profiles and tidal awareness.

Pulau Matahari in the Thousand Islands features a sloping topography composed of coral reefs and artificial reef structures. Divers can expect depths ranging from 5 to 25 metres, with an average depth of 18 metres. The site is accessible only by boat, located 15 kilometres from the shore. Conditions are generally mild with visibility between 5 and 10 metres and water temperatures consistently between 29 and 30 degrees Celsius. Typical dives last approximately 45 minutes. Hazards include boat traffic, sharp coral, and local marine life. On-site facilities include equipment rental, air fills, a dive shop, and boat charter services.

Coral Garden in the Thousand Islands is a reef and artificial reef site suitable for beginners. Divers and snorkellers can explore the area via shore entry, with depths typically ranging from 10 to 15 metres and an average depth of 10 metres. Conditions are generally mild with visibility between 10 and 30 metres. The site features coral nurseries and a house reef environment. Water temperatures remain consistent throughout the year, between 29 and 30 degrees Celsius. Facilities available at the location include equipment rental, a cafe, and guided tours. Be aware of sea urchins and stonefish when navigating the reef.

Kayu Angin Genteng is an uninhabited island in the Thousand Islands, Indonesia, featuring a reef environment suitable for snorkelling. Access to this site requires a boat. The water temperature remains consistent throughout the year, ranging between 29C and 30C. Species recorded around this area include wrasses, butterflyfish, anemonefish, and various invertebrates such as nudibranchs and clams. As an intermediate-level site, it offers a quiet experience away from populated areas. Snorkellers should be prepared for boat-based entry and exit procedures while exploring the reef topography.

Triton Point in the Thousand Islands features a combination of natural reef and artificial reef structures. This site is suitable for beginner divers, with depths ranging from 12 to 20 metres and an average depth of 16 metres. Access is by boat only, located 10 kilometres from shore. Conditions include mild currents and visibility that fluctuates between 10 and 30 metres. Divers should be aware of boat traffic, jellyfish, sharp coral, and stonefish. Always use a surface marker buoy when surfacing due to active boat traffic in the area. Water temperatures remain consistently warm, ranging between 29 and 30 degrees Celsius throughout the year.

Pulau Putri in the Thousand Islands offers a shallow reef and artificial reef environment suitable for beginners. Divers and snorkellers can explore depths ranging from 3 to 7 metres, with an average depth of 5 metres. The site features mild currents and visibility between 5 and 20 metres. Water temperatures remain consistent throughout the year, typically between 29 and 30 degrees Celsius. Entry is via the shore, and the site supports night diving. Species recorded around this area include various wrasses, anemonefish, butterflyfish, groupers, and sea stars. Hazards to be aware of include lionfish and sea urchins. Facilities include a dive shop, equipment rental, and guided tours.