About Koh Bida Nok
- Access type
- 🤿 Dive site
Mainly for scuba diving; not automatically suitable for snorkelers. - Location
- South of Phi Phi Leh, Krabi.
- Activity
- Mainly diving.
- How you get into the water
- Boat dive; no ordinary beach entry.
- Under water
- Limestone walls, coral slopes, schools of snapper and a chance of turtles or reef sharks.
- Good to know
- There are shallower and deeper routes. Match your level to the current and the dive plan; caves and enclosed sections only with suitable training.
- Access now
- No separate, current guarantee of access was found; check local access and conditions on the spot.
When to go to Koh Bida Nok
Month by month, following the seasons from our research. Weather, waves, current and tide on the day itself decide whether it works.
Main season: January, February, March, April, November, December.
Andaman Sea: roughly November–April, when the sea is calm more often. Check local weather, tides and park opening separately; the annual park opening and restrictions on individual reefs are two different things.
Source: outthailand.com
Photos of Koh Bida Nok

Scorpionfish at Koh Bida Nok Photo: portioid · CC BY-SA 4.0 · Wikimedia Commons
Koh Bida Nok on the map
Pinch to zoom; tap a point for more info. Open circles: approximate location.
About the location
7.65479, 98.76623. Location according to the source below.
Source of the coordinates: PADI 7.65479, 98.76623 padi.com; OpenStreetMap 'Ko Bida Nok' openstreetmap.org (7.65441, 98.76763); Diveboard 7.65404, 98.7662
Video: Koh Bida Nok
The Best Dive Site Koh Bida Nok & Koh Bida Nai The Southernmost Diving Phi Phi Islands in thailand · Master Dive Accademy 5* thailand diving · 17 March 2020. The video also shows Koh Bida Nai. Video from YouTube; it only loads when you click. A video shows what it looked like then, not whether it is allowed or safe now.

