

Best for beginner divers, 15-30m, boat entry, mild current.
Old Port Jefman is a reef dive site located in the Dampier Strait, Indonesia. The site is suitable for beginners and offers depths ranging from 15 to 30 metres, with an average depth of 23 metres. Visibility is consistently 30 metres, providing clear views of the reef topography. Access is by boat only. While currents are typically mild, they can strengthen unexpectedly, requiring divers to stay close to their guide. The reef features sharp coral and rock formations, so maintain neutral buoyancy to avoid contact. The habitat supports a variety of reef fish and invertebrates typical of the Raja Ampat region.
-0.91873, 131.13347
Even though currents are usually mild at Old Port Jefman, they can pick up without much warning, so ask your boat crew or dive guide about conditions that morning before you enter. Wearing gloves or being mindful of where you put your hands will help you avoid the sharp coral and rocks on the reef.
Access info coming soon
Expected in this region. No sightings logged here yet.
Depth
15-30m
Visibility
30m
Skill Level
Beginner
Entry
Boat
Boat required
Water Temp
28-30°C
Current
Mild
Best Time
Jan, Feb, Mar, Apr, Oct, Nov, Dec
The site supports a variety of reef fish and invertebrates typical of the Raja Ampat region.
Yes, Old Port Jefman is suitable for beginner divers, though they should be prepared for potential changes in current strength.
The site ranges from 15 to 30 metres deep, with an average depth of 23 metres.
This is a boat-access site; a boat is required to reach the reef.
Visibility is 30 metres, and water temperatures range from 28 to 30 degrees Celsius throughout the year.
Diving at Old Port Jefman in Sorong requires the following certifications: Open Water. Always dive within your training limits.
A rashguard or 2mm shorty is recommended for diving at Old Port Jefman in Sorong. Water temperatures range from 28°C to 30°C.
The best months to visit Old Port Jefman in Sorong are January, February, March, April, October, November, and December. Conditions outside these months can still be good but are less predictable.