

Best for intermediate divers, 15-20m, boat entry, strong current.
GT Rock is a reef and drift dive site located in Triton Bay, Indonesia, accessible only by boat. The site features depths ranging from 15 to 20 metres, with an average depth of 17 metres. Divers should be prepared for strong, variable currents and visibility that fluctuates between 10 and 30 metres. Due to the challenging water movement, this site is suited for intermediate divers who are comfortable managing buoyancy and reading currents. It is recommended to time dives with tidal changes when currents ease and visibility often improves. Always carry a surface marker buoy and coordinate a current management plan with your guide before entry.
-4.02860, 134.21125
Time your dive to coincide with the tidal change when currents ease briefly and visibility tends to improve. Confirm conditions with your operator the morning of your dive, as currents and visibility at GT Rock can shift quickly.
Only accessible by boat, typically visited as a recreational boat dive.
Recorded at this site
Depth
15-20m
Visibility
10-30m
Skill Level
Intermediate
Entry
Boat
Boat required
Water Temp
25-30°C
Current
Strong
No, this site is intended for intermediate divers due to the strong and variable currents that require active buoyancy management.
The site ranges from 15 to 20 metres in depth, with an average depth of 17 metres.
GT Rock is a boat-only dive site located 29 kilometres from the shore.
The main hazards are strong, variable currents and the potential for visibility to drop unexpectedly during the dive.
This site is classified as a dive site and is not recommended for snorkelling due to the strong currents and depth.
Diving at GT Rock in West Papua requires the following certifications: Open Water. Always dive within your training limits.
A 3mm wetsuit is recommended for diving at GT Rock in West Papua. Water temperatures range from 25°C to 30°C.
GT Rock in West Papua can have strong currents. Advanced experience with drift diving and current navigation is recommended.
Visibility at GT Rock in West Papua typically ranges from 10 metres to 30 metres. Conditions vary with weather, tides, and seasons.