Dive with

Best places to dive with Bigeye trevally

Caranx sexfasciatus

Forms the swirling 'jack tornado' at Barracuda Point — dense silver schools of hundreds to thousands, often mixing with the barracuda. A powerful reef-edge predator that shoals by day and disperses to hunt at dusk.

Destinations ranked by how reliably bigeye trevally is seen. The bars show the likelihood by month — never a guarantee. See the full species page for more.

Cocos Island, Costa Rica
Sighting likelihood by month
MonthLikelihood
Januarycommonly seen
Februarycommonly seen
Marchcommonly seen
Aprilcommonly seen
Maycommonly seen
Junecommonly seen
Julycommonly seen
Augustcommonly seen
Septembercommonly seen
Octobercommonly seen
Novembercommonly seen
Decembercommonly seen

Large schools of jacks and trevally are a consistent feature around the seamounts and arches year-round, often massing thick enough to shade the reef.

Moalboal, Philippines
Sighting likelihood by month
MonthLikelihood
Januarycommonly seen
Februarycommonly seen
Marchcommonly seen
Aprilcommonly seen
Maycommonly seen
Junecommonly seen
Julycommonly seen
Augustcommonly seen
Septembercommonly seen
Octobercommonly seen
Novembercommonly seen
Decembercommonly seen

Schools of jacks/trevally patrol Pescador and Sunken Island, sometimes shadowing the sardine baitball.

Ribbon Reefs & Cod Hole, Australia
Sighting likelihood by month
MonthLikelihood
Januarycommonly seen
Februarycommonly seen
Marchcommonly seen
Aprilcommonly seen
Maycommonly seen
Junecommonly seen
Julycommonly seen
Augustcommonly seen
Septembercommonly seen
Octobercommonly seen
Novembercommonly seen
Decembercommonly seen

Resident; forms dense schools around the pinnacles, notably Steve's Bommie and Pixie Pinnacle. Year-round; not seasonal.

Sipadan, Malaysia
Sighting likelihood by month
MonthLikelihood
Januarycommonly seen
Februarycommonly seen
Marchcommonly seen
Aprilcommonly seen
Maycommonly seen
Junecommonly seen
Julycommonly seen
Augustcommonly seen
Septembercommonly seen
Octobercommonly seen
Novembernot seen
Decembercommonly seen

The jack tornado at Barracuda Point, present year-round (Sipadan closed in November).

Bunaken, Indonesia
Sighting likelihood by month
MonthLikelihood
Januaryoccasional
Februaryoccasional
Marchoccasional
Apriloccasional
Mayoccasional
Juneoccasional
Julyoccasional
Augustoccasional
Septemberoccasional
Octoberoccasional
Novemberoccasional
Decemberoccasional

Schools form on current at the exposed points; numbers build when the drift is running.

Coron, Palawan, Philippines
Sighting likelihood by month
MonthLikelihood
Januaryoccasional
Februaryoccasional
Marchoccasional
Apriloccasional
Mayoccasional
Juneoccasional
Julyoccasional
Augustoccasional
Septemberoccasional
Octoberoccasional
Novemberoccasional
Decemberoccasional

Trevally and jacks patrol the deeper wrecks, notably the Irako, hunting the resident baitfish. Present through the year but not in large schools.

Dauin, Philippines
Sighting likelihood by month
MonthLikelihood
Januaryoccasional
Februaryoccasional
Marchoccasional
Apriloccasional
Mayoccasional
Juneoccasional
Julyoccasional
Augustoccasional
Septemberoccasional
Octoberoccasional
Novemberoccasional
Decemberoccasional

Jackfish and trevally school on current at Apo's exposed points such as Coconut Point and Mamsa Point; numbers build when the drift is running.

Donsol & Ticao Pass, Philippines
Sighting likelihood by month
MonthLikelihood
Januaryoccasional
Februaryoccasional
Marchoccasional
Apriloccasional
Mayoccasional
Juneoccasional
Julyoccasional
Augustoccasional
Septemberoccasional
Octoberoccasional
Novemberoccasional
Decemberoccasional

Schooling jacks and other pelagic fish move through Ticao Pass and over Bobby's Wall alongside tuna and anchovy schools.

Koh Lipe, Thailand
Sighting likelihood by month
MonthLikelihood
Januaryoccasional
Februaryoccasional
Marchoccasional
Apriloccasional
Mayoccasional
Juneoccasional
Julyoccasional
Augustoccasional
Septemberoccasional
Octoberoccasional
Novemberoccasional
Decemberoccasional

Schooling trevally are a feature of 8 Mile Rock's pelagic feeding activity.

Koh Tao, Thailand
Sighting likelihood by month
MonthLikelihood
Januaryoccasional
Februaryoccasional
Marchoccasional
Apriloccasional
Mayoccasional
Juneoccasional
Julyoccasional
Augustoccasional
Septemberoccasional
Octoberoccasional
Novemberoccasional
Decemberoccasional

Schools around the pinnacles and larger reef sites, sometimes in tight tornadoes at Chumphon and Sail Rock.