Located on the western side of the island, it has a minimum depth of 10 meters and reaches 50-60 meters, suitable only for certified divers.
On the northern part of Racha Noi Island there is a North Tip dive site with a shallow bottom and hard corals up to 20 meters, passages between rocks and a sharp descent in the west, where manta rays, stingrays and depths up to 40-45 meters with white-finned reef sharks and marble stingrays live.
On the eastern side of the island there is one of the most popular dive sites with a shallow part for beginners and deep places up to 30 meters and above for experienced divers. Suitable for trial and training dives on the OWD course.
A popular dive site for professionals, especially from October to April because of meetings with manta rays. There are plateaus at 9, 12, 18 m with soft corals and anemones, steep walls in the east, west, south with large fish.
In the northern part of the bay there is a steep bottom, depths up to 50 meters, suitable for specialized courses and technical dives.