Jayamahe is a reef site located off Manado Tua, Indonesia, offering a varied topography that suits intermediate divers. The reef structure extends from 10 to 40 metres, allowing for both shallow exploration and deeper, more technical dives. Access is exclusively by boat. Divers can expect mild currents and visibility ranging between 10 and 30 metres. Water temperatures remain consistent, typically between 28 and 29 degrees Celsius throughout the year. Due to the nature of the reef, booking a guided tour through a local dive shop is recommended to navigate the most active sections of the site effectively.

Bigfish housereef in Manado Tua offers a diverse underwater environment combining natural reef, muck, and artificial reef structures. Suitable for beginners, the site features an average depth of 15 metres, ranging between 10 and 20 metres. Visibility typically spans 10 to 30 metres, with water temperatures consistently between 29 and 30 degrees Celsius. While currents are generally mild, they can strengthen without warning, so monitoring surface conditions before entry is recommended. The site is accessible via shore and supports night diving. On-site facilities include parking, toilets, showers, a rinse station, equipment rental, and air fills.

Thalassa House Reef on Bunaken Island is a gentle sandy slope featuring an artificial reef and a pipe structure designed for buoyancy practice. This site offers a combination of reef and muck diving environments, including coral rocks. Divers can expect depths ranging from 20 to 30 metres, with an average of 25 metres. Visibility at the site is typically between 5 and 10 metres. Water temperatures remain consistent, ranging from 28 to 30C throughout the year. The site is accessible by both shore and boat, and it is suitable for beginners. Night diving is available. Divers should remain aware of boat traffic in the area.

The Molas Shipwreck is a deep-water wreck site situated 3000 metres from the shore of Bunaken Island. Divers access the site exclusively by boat. The wreck lies at depths ranging from 20 to 41 metres, with an average depth of 22 metres. Conditions at the site are variable, with visibility typically between 5 and 25 metres and moderate currents. Due to the depth and environmental factors, this site is suitable for advanced divers. Water temperatures remain consistent throughout the year, generally ranging between 28 and 30 degrees Celsius.

Black Rock on Bunaken Island features a combination of reef and muck topography defined by rocky crags and coral structures. This site is accessible by boat and is suitable for intermediate divers. Depths range from 5 to 30 metres, with an average depth of 10 metres. Visibility typically fluctuates between 10 and 30 metres, and the site experiences moderate currents. Water temperatures remain consistent between 28 and 30C throughout the year. Night diving is permitted at this location. Hazards include lionfish, stonefish, sharp coral, and strong currents. Species recorded around this area include various moray eels, triggerfish, angelfish, and nudibranchs.

Bdc House Reef is a shallow shore dive located at Manado Tua, Indonesia. The site maintains a consistent depth of 6 metres, making it suitable for beginner divers. Conditions are generally calm with mild currents and water temperatures ranging between 29C and 30C throughout the year. Divers should be aware of the presence of stonefish in the area. The site is supported by a dive shop offering equipment rental, air fills, and rinse facilities, alongside amenities including showers, toilets, and a cafe. Access is straightforward from the shore, providing a convenient environment for those looking for a shallow, relaxed dive experience.

Malalayang Beach is a popular shore-access site near Manado, featuring a mix of reef, muck, and artificial reef habitats on volcanic black sand. The site is well-suited for beginners, with depths ranging from 1 to 10 metres and an average depth of 5 metres. Conditions are generally mild, though visibility varies between 5 and 15 metres. Divers and snorkellers should be aware of boat traffic and sharp coral in the area. Facilities include parking, toilets, showers, rinse stations, equipment rental, and a dive shop. Species recorded around this area include ghost pipefish, frogfish, nudibranchs, moray eels, lionfish, and various reef fish.

Manado Concrete Reef is an artificial structure located off Manado Tua, Indonesia, offering a mix of artificial, natural reef, and muck environments. The site sits at depths between 25 and 35 metres, with an average of 30 metres, making it suitable for intermediate divers with strong buoyancy control. Visibility typically ranges from 15 to 30 metres. Divers may encounter moderate currents that can intensify with tidal shifts, requiring careful planning around slack water. Entry is possible from both shore and boat. Due to active surface boat traffic, the use of a DSMB is recommended during ascent. Night diving is available at this location.