

Best for intermediate divers, Up to 30m, boat entry, mild current.
Katrin Reef is a marine reef site located off Bomba, Indonesia, offering a profile that extends from the surface to a maximum depth of 30 metres. This site is suited for intermediate divers, featuring mild currents and visibility typically ranging between 15 and 30 metres. Water temperatures remain warm, consistently between 28 and 30 degrees Celsius. Access is exclusively by boat, and divers should exercise caution regarding surge and swell, which can affect entry and exit procedures. Guided tours are available to assist with navigating the reef structure and managing surface conditions. Dives here generally last around 60 minutes.
-0.49528, 121.61889
Keep an eye on surface conditions before you descend, as surge and swell can catch you off guard during the boat entry and exit. Booking a guided tour gives you a decent advantage here since local guides know the reef layout and can steer you to the most productive sections.
Access is by boat.
Recorded at this site
Depth
Up to 30m
Visibility
15-30m
Skill Level
Intermediate
Entry
Boat
Boat required
Water Temp
28-30°C
Current
Mild
Typical Dive
60 min
The site is rated for intermediate divers, as the surge and swell require careful attention during boat entry and exit.
The reef structure extends from the surface down to a maximum depth of 30 metres.
This is a boat-only dive site; boat access is required to reach the reef.
Visibility ranges from 15 to 30 metres with mild currents, though surge and swell can be present at the surface.
Surge and swell can make boat entry and exit challenging, and divers should remain aware of surge near the reef structure while underwater.
Diving at Katrin reef in Bunaken requires the following certifications: Open Water. Always dive within your training limits.
A rashguard or 2mm shorty is recommended for diving at Katrin reef in Bunaken. Water temperatures range from 28°C to 30°C.