Pusat Laut in Donggala is a unique geological site featuring a natural saltwater sinkhole and extensive hard coral gardens. The reef drops off into the deep Makassar Strait, offering depths ranging from 8 to 36 metres with an average of 18 metres. Divers and snorkellers can access the site directly from the shore. Conditions are generally suitable for beginners, though currents can be moderate. Visibility typically ranges between 15 and 30 metres, and water temperatures remain consistent between 28 and 30C. Species recorded around this area include various wrasses, nudibranchs, pufferfish, and triggerfish. Facilities include parking, equipment rental, and guided tours.

Tanjung Karang in Donggala is a reef site accessible directly from the shore. The topography consists of a gentle slope featuring a mix of hard and soft corals, making it suitable for relaxed snorkelling sessions. Depths at the site range from 3 to 25 metres, with an average depth of 15 metres. Conditions are generally mild, though visibility can vary between 5 and 25 metres. Water temperatures remain consistent throughout the year, ranging from 29 to 30 degrees Celsius. Snorkellers should be aware of the presence of stonefish in the area.

Green Wall is a vertical wall located south of Tanjung Karang beach in Donggala. The site features a reef structure densely covered in giant gorgonian fans and soft corals. Divers can explore depths ranging from 5 to 70 metres, with an average depth of 20 metres. The site is suitable for intermediate divers and offers both shore and boat access. Conditions include moderate currents, though divers should be aware of the potential for strong currents. Snorkellers can also enjoy the site, which holds a 4/5 rating for surface activities. Water temperatures remain consistent throughout the year, typically between 27 and 28 degrees Celsius.

Anchor Reef is a marine site located 1500 metres offshore from Donggala, Indonesia. The topography consists of large coral blocks scattered across a white sandy bottom. Divers can expect depths ranging from 6 to 25 metres, with an average depth of 16 metres. Access to the site is by boat only. Conditions generally feature mild currents and visibility between 15 and 30 metres. The site is suitable for intermediate divers and offers opportunities for night diving. Facilities available include parking, toilets, showers, changing rooms, a rinse station, air fills, equipment rental, and boat charters. Potential hazards at this site include sharks and stonefish.

Kaluku Beach in Donggala is a shallow reef site suitable for beginners and families. The area features a reef flat dominated by hard corals, providing a straightforward shore entry for snorkelers. Depths at this site range from 2 to 8 metres, with an average depth of 4 metres. Conditions are generally mild, with visibility typically ranging between 5 and 15 metres. Water temperatures remain consistent throughout the year, averaging between 29 and 30 degrees Celsius. This site is well-suited for those looking for an accessible, shallow environment to observe the local reef structure.

Prince John Housereef is a shore-access site located near Donggala. The reef slopes from shallow water to a maximum depth of 35 metres, with an average depth of 20 metres. Conditions are generally manageable for beginners due to mild currents and visibility ranging from 15 to 30 metres. Water temperatures remain consistent between 28 and 30 degrees Celsius throughout the year. Divers should exercise caution regarding sharp coral and rocks during the shore entry and while navigating the reef. The site is equipped with full facilities, including a rinse station, equipment rental, and a dive shop. Night diving is available and recommended for a different perspective of the reef.

The Gili Raja wreck is a deep artificial reef located off Donggala, Indonesia. Resting at depths between 25 and 50 metres, this site is reserved for advanced divers. The structure attracts various marine life, including wrasses, groupers, pufferfish, and Chromodoris nudibranchs. Divers may also encounter soldierfish, rabbitfish, emperors, and various crustaceans like crabs and shrimp. Visibility ranges from 10 to 30 metres with mild currents. Due to the depth, decompression management and gas planning are essential. Access is by boat only, and penetration of the wreck requires specific training to avoid entanglement hazards. Water temperatures remain consistent between 27 and 29 degrees Celsius throughout the year.

Pelabuhan Jetty is an artificial reef located 100 metres offshore from Donggala, Indonesia. The site consists of a jetty structure that provides a habitat in open water. Divers can expect depths between 8 and 11 metres, with an average of 9 metres, making it suitable for beginners. Conditions include mild currents and visibility ranging from 5 to 10 metres. Water temperatures remain stable between 29 and 30 degrees Celsius. The structure is accessible by boat and supports night diving, which often reveals increased activity around the artificial reef. Maintain buoyancy control to avoid contact with sharp coral and rocks found on the structure and seabed.