Similan Islands Tours by Speedboat from Phuket is available from 15 October to 15 May only.
Similan or Sembilan is a word that derives from the Malaysian language and means a group of nine islands. This island is located in Tambon Ko Phra Thong, Khura Buri, occupying an area of 32,000 acres. It was declared as a national park on 1st September 1982. The nine Similan islands stretch from north to south and are known respectively as Ko Bon, Ko Bayu, Ko Similan, Ko Payu, Ko Miang (two adjoining islands), Ko Payan, Ko Payang, and Ko Huyong. The National Parks office is located on Ko Miang.
The Similan are renowned for their beautiful scenery, both onshore and underwater. It was also voted by tourists as one of the ten best dive sites in the world – with a multitude of activities such as diving, snorkeling, and camping.