Similan Islands, Thailand
Koh Bon
A ridge in the Similans known for manta ray encounters in season.
About the dive
Koh Bon is a beginner to advanced dive site in Similan Islands, Thailand. Divers have logged 5,697 dives here, going to 25 m on average in around 20 m of visibility. 30 species are recorded here month by month; the most sighted are moray eels, parrotfish and angelfish. Sightings peak in January, February and April.
- Level
- Beginner–Advanced
- Entry
- Boat
- Avg. max depth
- 25 m
- Visibility
- 20 m
- Dive time
- 47 min
- Logged dives
- 5,697
- Busiest months
- Jan · Feb · Apr
- Region
- Andaman Sea Coral Coast
Most sighted here
Moray eelsPhoto: David Clode · CC0
ParrotfishPhoto: Jeffry Surianto · CC0
AngelfishPhoto: Pauline Walsh Jacobson · CC BY
ClownfishPhoto: MaLia Evans · CC0
What you’ll see, month by month
The most-sighted species at Koh Bon and the months they are logged. The brighter the cell, the more sightings.
| January | February | March | April | May | June | July | August | September | October | November | December | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Moray eels | ||||||||||||
| Parrotfish | ||||||||||||
| Angelfish | ||||||||||||
| Clownfish | ||||||||||||
| Triggerfish | ||||||||||||
| Lionfish | ||||||||||||
| Butterflyfish | ||||||||||||
| Pufferfish | ||||||||||||
| Bannerfish | ||||||||||||
| Octopuses | ||||||||||||
| Groupers | ||||||||||||
| Barracudas | ||||||||||||
| Sweetlips | ||||||||||||
| Grunts | ||||||||||||
| Snappers | ||||||||||||
| Boxfish |
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