

Best for intermediate divers, 8-30m, boat entry, mild current.
Submarine tunel at Mamula Island is a former military structure once used to conceal submarines. This cave dive offers a unique historical experience, with depths ranging from 8 to 30 metres and an average depth of 8 metres. Access is strictly by boat. Divers should be aware of the overhead environment, potential for silt out, and local boat traffic. Conditions are generally stable with mild currents and visibility between 10 and 30 metres. Water temperatures fluctuate between 15C and 20C throughout the year. Due to the nature of the cave environment, this site is suited for intermediate divers.
42.42403, 18.54936
The tunnel is very dark but the water inside is always clear and calm even if the sea is rough.
Located at the end of the Lustica peninsula, accessible by boat.
Recorded nearby, within 20km
Depth
8-30m
Visibility
10-30m
Skill Level
Intermediate
Entry
Boat
Boat required
Water Temp
15-20°C
Current
Mild
Typical Dive
40 min
No, this site is rated for intermediate divers due to the overhead environment and specific hazards like silt out.
The site features depths ranging from 8 to 30 metres, with an average depth of 8 metres.
Access to Submarine tunel is by boat only.
Divers must be cautious of boat traffic, the overhead environment of the tunnel, and the risk of silt out.
Diving at Submarine tunel in Herceg Novi requires the following certifications: Open Water. Always dive within your training limits.
A 7mm wetsuit or semi-dry is recommended for diving at Submarine tunel in Herceg Novi. Water temperatures range from 15°C to 20°C.
Submarine tunel in Herceg Novi typically has mild currents that most divers can handle comfortably.
Visibility at Submarine tunel in Herceg Novi typically ranges from 10 metres to 30 metres. Conditions vary with weather, tides, and seasons.