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.

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.

Batas Kota is a reef dive site located off Bunaken Island, Indonesia. The site features a depth range of 5 to 18 metres, with an average depth of 8 metres. Divers typically experience mild currents and visibility ranging from 10 to 20 metres. Access to the site is by boat only, and it is suitable for beginner divers. Night diving is permitted, with typical dive times lasting around 60 minutes. Species recorded around this area include Napoleon Wrasse, various nudibranchs, scorpionfish, groupers, rays, lionfish, angelfish, reef sharks, moray eels, triggerfish, and sea kraits.

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.

Miori Housereef in Manado Tua offers a diverse underwater environment combining natural reef, artificial structures, and muck diving. The site is accessible from the shore, with depths ranging from 2 to 25 metres and an average depth of 12 metres. Conditions are generally mild, featuring visibility between 10 and 30 metres and water temperatures of 29 to 30C. The site is suitable for beginners, though divers should exercise caution regarding sharp coral and rocks during entry and exit. Night diving is available, allowing for exploration of the reef after dark. On-site facilities include parking, toilets, showers, changing rooms, and a rinse station.

City Extra is a mixed-habitat dive site located near Manado Tua, Indonesia, featuring a combination of muck, reef, and seagrass environments. Suitable for beginner divers, the site ranges from 5 to 20 metres in depth with an average of 15 metres. Visibility typically spans 10 to 25 metres, and water temperatures remain consistent between 29 and 30C. Access is by boat only. Divers should be aware of moderate currents and potential surge or swell, which can shift positions in shallow areas. Night diving is available, offering a different experience of the terrain. A typical dive lasts 45 minutes.

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.