Similan Islands Dive Sites
Khao Lak is a small tourist town located in the province of Phang-Nga on the west coast of Thailand and with a distance of 60 km to the most popular Thailand liveaboard destination, the Similan islands and Surin island marine national parks.
The Similan islands marine national park consists of 9 islands and became a marine national park in 1982
and later expanded with an additional two islands located north of the Similan Island national park in 1998. These two islands are named Koh Bon and KohTachai and are well known among scuba divers and often visited by liveaboard boats because of the frequently visits of Manta Rays.
The 9 islands of the Similan all have individual names but are more easily named with Islands no. 1 too Islands no. 9.
Similan islands no. 1 too no. 3 is closed for the public because of a turtle hatching program and a reef conservation program.
The dive sites around Similan islands can be divided into two groups. The east side consists of sloping coral reefs and the western side with huge granite boulders and amazing swim-troughs.
Surin Island marine national park is located north of the Similan Islands and became a national park in 1981.
Within the Surin Island marine national park lies the best well known dive site in Thailand and the Andaman sea, the world famous Richelieu Rock. This horse shoe shaped pinnacle, located in the middle of the sea offer divers the highlight of any Thailand liveaboard cruise with colorful soft corals, amazing macro life and big schools of fish.
The diving season off the Similan and Surin islands start on the October 15 until the May 15 every year when Similan Island and Surin Marine National Park’s are open. Beyond these dates the two national parks of the west coast of Thailand is closed because of the monsoon season.