Koh Similan is the main attraction of the Similan group of islands, all of which are in Similan Island National Marine Park. There are nine islands in the group, each having a name and a number (the first island in the group is called ‘Koh Bon but also goes under the name “Koh Nung” Most of the islands in the group are uninhabited, but all are accessible from Koh Similan. Like the rest of the park, Koh Similan is a major draw for people interested in diving. The waters around Similan offer up to 30 metres visibility, and there is a lot to see beneath the waves. Aside from a huge variety of coral, the underwater seascape offers large granite boulders with gaps in rock where more experienced divers can swim through. Hat Khao Lak beach offers the best diving in the Similan islands. Similan Island also boasts a long curving bay with white sand beaches and clear water - an ideal destination for snorkelling. Koh Similan is also an excellent location for hiking and offers treks to the tops of granite outcrops to take in the island’s superb views. There is also an extensive range of wildlife on the island including spiny lobsters, sea fans, plume worms and a large variety of species of birds
