Gili Biaha is a crescent-shaped rocky outcrop near Padang Bai, offering a diverse topography of walls, slopes, canyons, and a cave. The site is divided into a more protected south-west section and a turbulent north side. Divers encounter a dense coral reef surrounding the island, with depths ranging from 10 to 40 metres. Due to the potential for strong currents, down currents, and cold thermoclines that can drop to 20°C, this site is strictly for advanced divers. Access is by boat, with typical dives lasting 45 minutes. Visibility generally ranges from 10 to 30 metres, though conditions vary significantly around the island.

Blue Lagoon in Padang Bai offers a varied reef environment suitable for beginners, featuring both natural reef formations and an artificial reef structure. Divers can explore depths ranging from 6 to 30 metres. Access is available via boat or shore entry. Conditions include moderate currents and visibility between 15 and 35 metres. Water temperatures typically range from 26 to 29C, though upwelling can cause temperatures to drop to 20C between July and October. Due to the potential for shifting currents, divers should remain close to their guide. Early morning dives are recommended for calmer conditions and optimal visibility.

Gili Tepekong near Nusa Lembongan, Indonesia, features a combination of natural reef and artificial reef structures. Divers can explore depths ranging from 3 to 30 metres, with visibility typically between 10 and 30 metres. The site is accessible via shore entry and is suitable for beginners, though currents are generally moderate. Water temperatures remain consistent, ranging from 26 to 29C throughout the year. Night diving is available at this location. Hazards to be aware of include potential entanglement, jellyfish, sharp coral, and stonefish. Facilities at the site include air fills and guided tours, with typical dives lasting approximately 50 minutes.

Labuan Amuk Beach is a black-sand bay featuring shallow reef and seagrass habitats. This site is suitable for beginners and families, offering a calm environment for snorkeling away from busier nearby areas. Access is available from both the shore and by boat. Water temperatures typically range between 27C and 29C throughout the year. Divers and snorkellers should be aware of mild currents, as well as the presence of jellyfish and surf conditions. On-site facilities include parking, toilets, showers, changing rooms, and a rinse station. A typical visit lasts approximately 120 minutes.

The Toilet Bowl in Padang Bai is a challenging dive site featuring a complex topography of reefs, walls, canyons, and caves. Reaching depths between 10 and 40 metres, the site is suited for advanced divers due to strong currents, surge, and the presence of down currents. Divers should be prepared for an overhead environment within the cave systems. Access is by boat only, with visibility typically ranging from 15 to 30 metres. Water temperatures generally sit between 26 and 28 degrees Celsius, though cold thermoclines can cause temperatures to drop as low as 19 degrees Celsius.

Gili Mempang in Padang Bai is a challenging dive site characterised by reef, wall, and artificial reef structures. Suitable for advanced divers, the site requires boat access and is known for strong currents and surge. Depths typically range from 10 to 35 metres, with an average of 25 metres. Visibility varies between 10 and 30 metres. Water temperatures generally sit between 26 and 29C, though conditions can drop significantly to between 18C and 20C during the Mola season from July to October. Due to the deep nature of the site and the presence of strong currents and sharks, this location is best suited for experienced divers.

Pura Jepun in Nusa Lembongan, Indonesia, offers a diverse underwater environment featuring a combination of natural reef, artificial reef, muck, and wreck topography. Suitable for beginners, the site ranges in depth from 2 to 40 metres, with an average depth of 18 metres. Divers can access the site via shore or boat. Conditions include mild currents and visibility ranging between 5 and 20 metres. Water temperatures remain consistent, typically between 26 and 28 degrees Celsius. The site supports night diving, with a typical dive duration of 50 minutes. Divers should be aware of potential hazards including decompression, deep water, entanglement, low visibility, nitrogen narcosis, sharp coral, and strong currents.

Padangbai Jetty is an artificial reef site situated beneath an active ferry terminal. The topography consists of jetty pilings set within a mix of muck and reef environments. Divers can explore depths ranging from 5 to 20 metres, with an average depth of 12 metres. Visibility typically fluctuates between 10 and 30 metres. Due to the active ferry terminal above, boat traffic is a constant hazard, and the use of a surface marker buoy is essential. Moderate currents can develop, and divers should remain vigilant for entanglement risks from loose lines or netting around the structure. The site is accessible by boat and is suitable for beginners.