Mu Ko Surin National Park encompasses the islands and their surrounding waters. The park covers an area of approximately 141.25 km2. It contains the Surin Islands and the surrounding waters. Of the protected area, 108 km2 or 80 percent is ocean. The park was gazetted as the 29th national park of Thailand on 9 July 1981. The park is closed during rainy season, 1 May-31 October, every year.

40min offshore the Thailand west coast, the Surin Islands Marine National Park holds some of the most breathtaking underwater treasures of the Andaman Sea. Snorkeling day trips are available to this isolated archipelago surrounded by turquoise, warm waters. You can swim with turtles and admire the pristine reefs fringing the coast.Due to its remote location, the Surin Islands National Park has remained free of the pressures of tourist development from the mainland.

​

Since the creation of the park in the 80's, the Surin Islands have been protected from overfishing and mass tourism promoting a rich marine diversity and an excellent reef conditions. The tsunami has had limited impacts on the ecosystem, healthy reefs have recovered and most of the sites exhibit few hundred years old coral colonies.There are Pelagic species in the Surin IslandsThese idealistic conditions make the Surin a haven of peace large schools of reef fish andfor ocean giants such as whale sharks and manta rays or napoleon which can be observed flying majestically in the blue. Koh Surin is also frequented by sea turtles which are often spotted and come to lay down their eggs on the white sandy beaches framing the islands.

There are many interesting snorkeling and diving spots around the Surin Islands. The eastern coast exhibits the best corals within the archipelago. Protected from the main winds and currents, dotted with shallow and sheltered bays, it is the perfect location to explore safely the beauty of Surin.