Koh Na Yak, near Khao Lak, is a shallow reef dive (max 9m) with a gently sloping sandy bottom. It’s an excellent site for beginners and courses, known for its diverse hard corals and abundant reef fish, including moray eels, barracudas, and clownfish. Keep an eye out for nudibranchs!

Koh Bon is just off Similian Island near Khao Lak. The water is clear and warm. However, every now and then a cold current can come up and be fairly strong so take caution. The reef is beautiful and full of colorful marine life.

The Prem Chai wreck, off Khao Lak, is a purpose-sunk tin dredger (2001) at 12-22m, forming an artificial reef. Accessible for all levels, it’s covered in clams and corals. It’s a thriving artificial reef.

Boonsung is a zinc dredge that has been underwater for about 30 years and broke into several pieces after the Tsunami. It is a very fishy dive site perfect for beginners and advanced divers. It is recommended to bring a dive light to see into all of the crevices.

Nai Thai Beach in Phang Nga is not a commonly recognized or established recreational dive site. It is primarily known for its long, quiet beaches rather than dedicated underwater attractions. There are no prominent coral reefs.

Tha Tang Lake in Phang Nga, north of Phuket, offers a unique freshwater dive. This old tin mining site features submerged trees and wooden structures. Depths typically reach 15-17m with variable visibility (2-12m). An easy shore dive, it’s popular for buoyancy practice and exploring a non-reef environment.

Natai Pier, located in Phang Nga just north of Phuket, isn’t a traditional “dive site“ in the typical recreational sense with established dive operators visiting daily. It’s primarily a local fishing pier. Local shore dives or snorkeling occur in the vicinity,

Koh Bon East Side offers a sloping reef with hard corals transitioning to a sandy bottom. It’s often where you find leopard sharks resting. While the main attraction is the West Ridge for manta rays, the East side provides a more relaxed dive with abundant reef fish and good visibility.

Bon Island, about 50 km west of Khao Lak, is an uplifted limestone island about 20 km north of the Similan Islands. This is a long and narrow ridge point on the west side of the island.

Koh Bon North Reef offers a sloping reef with hard corals transitioning to a sandy bottom (10-30m). This relaxed dive is great for beginners and offers good visibility. While mantas frequent the West Ridge, this side provides ample reef fish, including barracudas and moray eels.