Open Water Courses
Koh Chang is located in Ranong Province and is famous for its rainy season, which lasts from April to November.
The tourist season lasts from November to April.
The average air temperature is 25-30C/77-86F.
The average water temperature is 28C/82F.
The visibility is different at each dive site, and is around 5-30m/16-98ft.
Currents are mild (1 knot).
What to see
Divers can admire staghorn corals and table corals that form the most pristine reef in Thailand. They can also observe marine species such as triggerfish, moray eels, barracudas, mackerel, stingrays, angelfish, turtles, and sometimes whale sharks.
Koh Chang, also called the 'Elephant Island', is the largest island in Ranong. Koh Chang is suitable for various types of travelers, with suitable lodging for adventurous young travelers and for families as well. The clear, blue sea and white-sand beaches make an incredible combination of an interesting beach vacation and underwater adventure. The Koh Chang destination is customized for activities such as snorkeling and diving. Diving in Koh Chang is represented with plenty of dive sites, that can be reached by liveaboard dive tours. Divers can admire coral pinnacles, reefs, and rocks that are always full of schools of fish.
There are a lot of spectacular dive sites nearby. Divers can dive at the Similan National Marine Park and at the Surin Islands, in particular at dive sites like Richelieu Rock, Koh Tachai and Koh Bon. In the area of Mergui Archipelago diving is also great, and some of the best dive sites are Western Rocky Island, Fan Forest Pinnacle, Shark Cave.