Advanced channel dive, 10-30 m range, reef hook, and good-day visibility in the 20-30 m range.
Indonesia · Derawan Islands
Signature current channel
Signature current channel
Big Fish Country is Maratua's signature current channel: a dive where the water movement is the point and the reef hook is part of the plan. The channel turns into a wall and pulls in barracuda, sharks, rays, and other pelagics, so the best dives are the ones that catch the right current window. This is an advanced, high-energy profile for divers who are comfortable holding position and watching the show rather than swimming a long scenic line. It is not a mellow reef tour; the reward is the big-fish traffic.
Site Conditions
Safety Notes
Use the reef hook exactly as the guide places it, keep clear of the channel flow, and do not treat this as a casual drift dive.
Access Restrictions
Dive this only with a guide and the proper reef-hook setup; the site is not suitable for casual independent diving.
Community notes to help plan your visit.
Scuba Diving
Hold position on the reef hook and watch the channel rather than swimming a long line; the action is the current itself.
Freediving
Not a freedive target; the reef hook and current management are central to the dive.
Snorkeling
Not a snorkel site; the useful action sits in moving water at the channel and wall.
Species commonly reported at this site, with direct links into their wildlife guides.
Conservative baseline from public research. No community dives logged yet.
Last Updated
Research Sources
Advanced channel dive, 10-30 m range, reef hook, and good-day visibility in the 20-30 m range.
Hook onto the plateau at the channel opening and watch sharks and barracuda in the current.
Destination overview positioning Big Fish Country between Maratua and Nabucco as a strong-current big-fish site.

Moderate-current wall dive

Wall-and-net macro dive