Donut Reef is a marine reef site located off Bomba, Indonesia, accessible only by boat. The site features a reef structure where water temperatures remain consistent between 30 and 31 degrees Celsius throughout the year. Divers should be prepared for variable currents that can increase in strength quickly during a dive. Hazards include jellyfish, sharks, sharp coral, and stonefish, which may be present on the substrate. Due to the potential for shifting conditions, this site is best suited for intermediate divers who can monitor their drift and maintain awareness of their surroundings. Always consult with your local operator regarding current conditions and visibility before entering the water.

Saddleback Reef in Bomba, Indonesia, is a shore-accessible reef site designed for intermediate divers. The site offers visibility between 15 and 30 metres and maintains warm water temperatures of 30 to 31 degrees Celsius throughout the year. Divers must exercise caution, as currents can run strong even when surface conditions appear calm. It is essential to observe water movement from the shore before entering and to plan dives around slack tide. A typical dive at this location lasts approximately 50 minutes. Divers should head into the current at the start of the dive to ensure an easier return with the flow.

Mushroom Rock in Bomba, Indonesia, is a reef and pinnacle site named for its unique rock formation, which serves as a primary navigation point for divers. The site is suitable for beginners, offering mild currents and warm water temperatures between 30 and 31 degrees Celsius. Access is via a shore entry, which requires caution due to the presence of sharp coral and rocks. Divers should wear protective footwear to prevent injury and avoid damaging the reef. Visibility can shift daily, so it is recommended to consult with a local operator regarding surge or swell conditions before entering the water.

The B-24 Bomber Wreck near Kadidiri is a largely intact WWII aircraft resting on the seafloor at depths between 14 and 25 metres. Divers can explore the fuselage, wings, and engine assemblies of this structural site. Access is by boat, and the dive is suited to intermediate divers due to mild currents. Visibility fluctuates significantly between 10 and 40 metres, requiring divers to stay close to their guide. Hazards include entanglement risks in confined fuselage sections and lionfish resting on the structure. Water temperatures remain warm, typically between 28 and 31 degrees Celsius. Guided tours are recommended to navigate the wreck safely and manage changing visibility conditions.

Mariona Jellyfish Lake in Bomba is a unique marine lake characterised by calm, brackish water. The site is surrounded by limestone cliffs and lush mangroves, creating a distinct environment for both divers and snorkellers. The lake is home to thousands of stingless golden and moon jellyfish. Visibility at the site varies between 5 and 40 metres, with mild currents and water temperatures ranging from 31 to 32C. Entry is via the shore, and the site is suitable for beginners. Species recorded around this area include giant moray, elongate clam, wrasses, orangestripe triggerfish, eastern triangular butterflyfish, Pacific sailfin tang, blackspotted pufferfish, rock cod, pufferfish, speckled butterflyfish, chocolate chip sea star, saddled butterflyfish, goatfish, and sea star.

The B24 Liberator is an aircraft wreck resting on a sandy bottom at 22 metres near Kadidiri. This artificial reef site offers an intimate dive experience with visibility typically ranging from 5 to 10 metres. The wreck structure is colonised by various reef organisms, and divers should remain cautious of sharp coral and potential entanglement in confined spaces. Lionfish are known to rest in gaps and on ledges throughout the wreckage. With mild currents and warm water temperatures between 29 and 31 degrees Celsius, this site is suited for intermediate divers. Access is by boat only, and carrying a torch is recommended to inspect the interior details of the aircraft.

Karina Beach in Bomba, Indonesia, features a shallow reef flat characterised by a dense coral carpet. This marine site is well-suited for beginners, with depths ranging from 1 to 15 metres and an average depth of 5 metres. Divers and snorkellers can access the site from both the shore and by boat. Conditions are generally mild, with visibility typically spanning 15 to 40 metres. Water temperatures remain warm throughout the year, fluctuating between 29C and 31C. Hazards at this location include sea urchins and sharp coral. A cafe is available on-site for visitors, and the area is a frequent stop for those touring nearby jellyfish lakes.

Bolilanga House Reef is a fringing reef surrounding a small private island in the Togian Islands. This site is suitable for beginners, offering shore access to healthy coral formations located just metres from the beach. Snorkellers can navigate the perimeter of the island in approximately one hour. Depths range from 2 to 15 metres, with an average depth of 8 metres. Conditions are generally mild with visibility between 20 and 40 metres. Water temperatures remain consistent throughout the year, typically between 30 and 31 degrees Celsius. Divers and snorkellers should be aware of sharp coral present throughout the reef area.