Bida Nok Bay

Bida Nok Bay is an intermediate dive site in a sheltered bay on the outer Bida island at the southern tip of the Phi Phi archipelago. With a maximum depth of twenty-five meters and the calmer conditions of the bay versus the island's exposed walls, this site provides a more accessible entry to the exceptional marine environment that makes the Bida Islands famous throughout the diving world. The bay provides natural shelter from the currents that characterize the island's outer walls, creating conditions manageable for intermediate divers while maintaining access to the rich marine ecosystem. The underwater terrain features a reef slope descending from the shallows to sandy flats at twenty-five meters, with coral-covered rock formations providing habitat throughout the depth range. The sandy flats at the base of the bay are prime territory for leopard shark encounters. These beautiful spotted sharks rest on the sand with remarkable reliability, and the calmer conditions in the bay allow extended observation without the current management demands of the outer wall sites. Blacktip reef sharks patrol the reef edges, adding to the shark encounter potential. Coral health in the bay is excellent, with hard corals forming healthy reef structure and soft corals adding color to the deeper sections. Fish life is diverse and abundant, with schools of fusiliers and snappers providing mid-water movement. The macro life is rich, with nudibranchs and various crustaceans found by patient observers. Bida Nok Bay offers intermediate divers access to the Bida Islands' legendary marine biodiversity in conditions that are more forgiving than the exposed outer walls. The combination of shark encounters, healthy reef, and the stunning Phi Phi setting creates an exceptional dive experience.