Bias Tegul is a reef and artificial reef site located off Nusa Lembongan, Indonesia. The site features a depth range of 4 to 40 metres, with an average depth of 10 metres. Divers and snorkellers can access the site by boat or from the shore. Conditions include moderate currents, with visibility ranging from 5 to 25 metres and water temperatures between 26 and 28 degrees Celsius. Hazards to be aware of include boat traffic, sharp coral, stonefish, strong currents, surf, and surge. On-site facilities include parking, toilets, a cafe, showers, a rinse station, air fills, equipment rental, and a dive shop.

Gili Mimpang is a complex of three large rocks breaking the surface near Nusa Lembongan. The site features a mix of reefs, walls, and pinnacles with depths ranging from 5 to 40 metres, averaging 25 metres. Divers should expect strong currents, surge, and potential down currents, making this an advanced site requiring boat access. The topography includes shallow ridges covered in hard and soft corals. Visibility typically fluctuates between 10 and 30 metres. Water temperatures generally range from 26 to 28C, though cold thermoclines are common, particularly between July and October.

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.

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 Minpong is a marine dive site off Nusa Lembongan featuring a combination of reef and wall topography. This site is suited for advanced divers due to the presence of strong currents and depths ranging from 10 to 40 metres, with an average depth of 25 metres. Boat access is required for all dives. Visibility at the site typically fluctuates between 10 and 30 metres. Water temperatures vary throughout the year, ranging from 25C to 29C. Divers should be prepared for deep water and strong currents, which are characteristic of this location.

Manta Ray is a reef and artificial reef site located off Nusa Lembongan, Indonesia. Divers access this site by boat, which is required due to its distance of 25 kilometres from the shore. The site features depths ranging from 5 to 25 metres, with an average depth of 12 metres. Conditions are variable, with moderate currents and visibility between 10 and 30 metres. Water temperatures typically range from 26C to 29C, though upwellings and meeting currents can create thermoclines and cooler water. Hazards at this site include boat traffic, rip currents, strong currents, surf, and surge. This site is suitable for intermediate divers.

Cristal Bay in Nusa Lembongan is a reef and cavern site featuring depths between 12 and 19 metres, with an average depth of 15 metres. The site is accessible by both shore and boat. Divers should be prepared for moderate currents, surge, and potential down currents, as well as thermoclines and cold water upwellings. The site is suited for intermediate divers due to these variable conditions and the presence of an overhead environment. Visibility typically ranges from 10 to 30 metres. Facilities available at the location include parking, dive shops, boat charters, and guided tours.

Pura Mas Gading is a drift dive site located off the north coast of Nusa Lembongan. The topography consists of a steep sloping reef that descends from 5 metres to depths of 40 metres, with an average depth of 15 metres. This site is accessed by boat and is suitable for intermediate divers due to the moderate currents. Divers can expect visibility ranging between 15 and 25 metres. Water temperatures remain consistent, typically between 26 and 28 degrees Celsius. The site features both natural reef structures and an artificial reef. Divers should be aware of the potential for strong currents and the presence of sharks in the area.