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Scuba Diver Life describes Twin Tunnels Reef as a pinnacle rising from 60 m to 12 m with colorful corals, tunnels, and reef sharks.
Dive Spot Guide•
Twin Tunnels Reef
Advanced boat dive on a twin-shaft pinnacle reef.
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A Tulagi reef pinnacle with twin shafts, strong coral growth, and current-driven marine life.
About Twin Tunnels Reef
Twin Tunnels Reef is a boat-accessed pinnacle reef in the Tulagi and Florida Islands area with twin shafts, a chamber, and a cave exit that make it an advanced, current-influenced dive. The top and walls are heavily covered in coral growth, and the site is known for anemonefish, rays, sharks, pelagics, and other reef fish gathered around the structure.
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Research Estimate At Twin Tunnels Reef
Conservative baseline from public research. No community dives logged yet.
VisibilityVisibility: 15m
AccessChallenging entry effort
CoralPristine, vibrant coral
Aquatic LifeExceptional variety
FacilitiesLimited facilities
Crowd / PopularityFew visitors
CurrentStrong current
SurgeFlat calm
Where Is Twin Tunnels Reef?
This spotNearby spotsExplore nearby spots on the map
Community sourced coordinates.
Twin Tunnels Reef Planning Details
Depth range, seasonality, and planning context.
Reported Depth
15m - 70m
Depth Note
Reef pinnacle comes to within ~15 m of the surface and rises from 70+ m; vertical shafts lead to a chamber with a cave exit at ~36 m.
Best Season
May through October, with year-round diving possible.
Typical Conditions
Steep coral-covered pinnacle with twin shafts, an overhead chamber, and current at the reef top.
Safety & Access At Twin Tunnels Reef
Hazards, restrictions, and access requirements.
Key Hazards
Strong currentOverhead environment
Safety Notes
Includes an overhead environment (shafts/chamber/cave exit) and can have strong current; plan for deep profiles and appropriate training and gas management.
Access Restrictions
Experienced divers only; follow the guide closely and respect current around the tunnel exits.
Local Intel For Twin Tunnels Reef
Community notes to help plan your visit.
Scuba Diving
An advanced boat dive with overhead tunnel sections, a chamber exit, and current-swept reef structure.
Wildlife at Twin Tunnels Reef
Species commonly reported at this site, with direct links into their wildlife guides.
Recent Logged Visits At Twin Tunnels Reef
Community dive logs and visit reports for this site.
Dive Spot Log Averages At Twin Tunnels Reef
Average conditions based on logged dives & visits.
Conditions
Avg. Visibility15m
Activity
No dive activity logged yet.
