Koh Bida Nai

Koh Phi Phi, Krabi, Thailand

The smaller of the twin Bida islets south of Koh Phi Phi Ley, within the Phi Phi marine national park. Vertical limestone walls drop to sand at 28-30 m on the northern side. Observed species include leopard sharks resting on the eastern-side sand, blacktip reef sharks along the reef line, turtles, schools of fusilier, and seasonal reef manta rays. Suitable for Open Water and Advanced divers.