

Best for intermediate divers, 3-5m, boat entry, moderate current.
Tumuk is a reef site located off Tioman Island, Malaysia, accessible only by boat. The site features a shallow depth range, typically between 3 and 5 metres, with an average depth of 11 metres. Divers should be prepared for moderate currents and visibility that fluctuates between 5 and 25 metres. Due to the presence of sharp coral and potential for strong currents, this site is suited for intermediate divers. Night diving is permitted at this location. Species recorded around this area include Hawksbill Sea Turtles, Bluespotted Fantail Rays, Blue Ringed Angelfish, Zebra Lionfish, various nudibranchs, Giant Morays, Broadclub Cuttlefish, and wrasses.
2.79820, 104.09900
Luggage can be stored at the Tioman Reef Divers office before check-in or after check-out while diving.
Accessible by ferry from Mersing or Tanjung Gemok on the Johor mainland, followed by boat dives from local villages.
Recorded at this site
Depth
3-5m
Visibility
5-25m
Skill Level
Intermediate
Entry
Boat
Boat required
Water Temp
28-30°C
Current
Moderate
Typical Dive
53 min
Best Time
Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
Species recorded around this area include Hawksbill Sea Turtles, Bluespotted Fantail Rays, Blue Ringed Angelfish, Zebra Lionfish, nudibranchs, Giant Morays, Broadclub Cuttlefish, and wrasses.
No, this site is suited for intermediate divers due to the presence of sharp coral and moderate currents.
The depth at this site typically ranges from 3 to 5 metres, with an average depth of 11 metres.
Tumuk requires boat access and is located approximately 30 kilometres from the shore.
Water temperatures at the site range from 28C to 30C throughout the year.
Diving at Tumuk in Mersing requires the following certifications: Open Water. Always dive within your training limits.
A rashguard or 2mm shorty is recommended for diving at Tumuk in Mersing. Water temperatures range from 28°C to 30°C.
The best months to visit Tumuk in Mersing are March, April, May, June, July, August, September, and October. Conditions outside these months can still be good but are less predictable.