Serena Pata is a reef and muck site located 1500 metres off Siladen Island. The site features shallow reefs at an average depth of 3 metres, with the total depth ranging from 3 to 24 metres. Access is by boat only, and the site is suitable for beginners. Conditions include moderate currents and visibility ranging from 5 to 15 metres. Water temperatures remain consistent between 28C and 30C throughout the year. Divers and snorkellers should be aware of the presence of blue-ringed octopuses and the potential for strong currents during their 60-minute sessions.

Tanduk Russa on Siladen Island offers a diverse underwater environment that transitions between natural reef, muck substrate, an artificial reef, and a wreck. Designed for intermediate divers, the site ranges from 5 to 31 metres in depth with an average of 15 metres. Divers encounter mild currents and visibility typically between 10 and 25 metres. Water temperatures remain consistent between 28 and 30 degrees Celsius throughout the year. Due to the presence of sharp coral and rocks, maintaining neutral buoyancy is essential to protect the site and the diver. Boat access is required, and guided tours are recommended to navigate the distinct zones effectively. Night diving is available and provides a different perspective of the terrain.

Police Pier on Siladen Island is a shore-accessible muck diving site featuring an artificial reef structure. The site is suitable for beginners, with depths ranging from 5 to 15 metres and an average depth of 10 metres. Divers experience mild currents and visibility between 10 and 30 metres, though conditions can fluctuate. Entry is directly from the shore, where sharp coral and rocks require caution. The site is also suitable for night diving, which offers a different perspective on the artificial reef. Divers should be mindful of potential entanglement risks from loose lines or debris around the structure and maintain close proximity to their buddy due to variable visibility.

Bianca Point, located off Siladen Island, offers a combination of reef and muck diving environments. Divers can explore depths ranging from 5 to 30 metres, with an average depth of 17 metres. The site is accessible only by boat and is suited for intermediate divers due to the presence of boat traffic and variable visibility, which typically ranges between 10 and 25 metres. Currents at the site are generally mild. Water temperatures are consistent, ranging from 28 to 30C throughout the year. Night diving is available at this location, and the site is supported by full dive shop facilities including equipment rental, rinse stations, and air fills.

Nudi Falls, located off Siladen Island, is a versatile site offering a combination of wall, reef, and muck diving. The topography features a mini wall adorned with sponges and ascidians. Divers and snorkellers can explore depths ranging from 3 to 25 metres, with an average depth of 15 metres. The site is suitable for beginners and accessible by both shore and boat. Conditions include mild currents and visibility between 6 and 25 metres. Water temperatures remain consistent, typically between 28 and 30 degrees Celsius. Night diving is permitted at this location, which is well-suited for both diving and snorkelling activities.

Pulau Abadi, located off Siladen Island, features a combination of natural reef structures and an artificial reef. This site is suited for intermediate divers, with depths ranging from 20 to 30 metres and an average depth of 24 metres. Divers should expect moderate currents that can intensify, requiring careful planning around tidal flows. Visibility typically ranges between 10 and 25 metres. Water temperatures remain warm, between 28 and 30 degrees Celsius throughout the year. Boat access is mandatory for this site, and divers should be aware of local boat traffic and the presence of sharks. A typical dive duration is 60 minutes.

Serena is a combined reef and muck dive site located off Siladen Island. The topography features depths ranging from 10 to 20 metres, with an average depth of 15 metres, making it suitable for beginner divers. Access is by boat only. Divers can expect mild currents and visibility between 10 and 30 metres, which may shift depending on tidal movement. Water temperatures remain consistent between 28 and 30 degrees Celsius. Night diving is available at this location. Divers should maintain good buoyancy to avoid contact with sharp coral and stay close to their guide due to potential fluctuations in visibility.

NAD Lembeh offers a diverse underwater landscape in the Lembeh Strait, featuring a combination of reef structures, walls, an artificial reef, and muck substrate. Divers can explore depths between 3 and 30 metres with mild currents and visibility ranging from 5 to 15 metres. Boat access is required for all dives, which typically last 60 minutes. The site is suitable for intermediate divers and supports night diving. Water temperatures remain consistent between 28 and 30 degrees Celsius throughout the year. On-site facilities include air fills, guided tours, a rinse station, and gear storage.