Koh Chang hides fascinating treasures beneath its surface. Dive into a world where colorful coral reefs dance with vibrant marine life. Here are the best sites in the Gulf of Thailand.
One of Koh Chang's best sites. Pinnacle home to moray eels, rays, parrotfish, fusiliers, groupers, butterflyfish, barracuda, angelfish. Dolphins sometimes spotted en route. Abundance of Christmas-tree worms, ideal for night dives. Vis 3–20 m.
Underwater rock with two dive sites: around the rock (turtles, batfish, stonefish, porcupines, rays, morays, occasional whale shark) and a deeper one further north with a lovely small canyon and rich corals.
Near Hin Raab, fish-rich. South side coral-covered, excellent for nudibranchs, batfish, spotted rays, eels, groupers. Vis 3–20 m.
Some corals, fish-rich. Visibility sometimes limited by proximity to the coast. Max 16 m.
Several small sites around Koh Khlum, perfect for beginner divers.
Deepest dive at Koh Rang. Multi-level pinnacle resembling a submerged cathedral. Large barracuda, porcupine fish, groupers, triggerfish, turtles, nudibranchs, schools of batfish. Strong currents, exceptional photography spot.
Reef partly damaged, but a great place to watch recovery. South shore: largest staghorn coral formation, protected zone for abundant fish. Great for snorkeling.
Fabulous diving. South side: rock wall with eels, nudibranchs, stonefish. Other side: coral slope. Occasional bamboo shark and turtles. Every dive: spotted rays, morays, angelfish, parrotfish.
Small islands surrounded by beautiful reef and many fish. Shallow depth, time to circle them. Favorite spot for many divers. Vis 5–20 m.
Mostly snorkeling but lovely dive. Colorful rocks, rich crevices, healthy and varied coral: tables, staghorn, anemones of all sizes.
Former Thai navy warship, now artificial reef. Lionfish, barracuda, Napoleon wrasse. Advanced divers only.
Pristine reefs and dance with majestic manta rays.
Crystal-clear water, preserved reefs, abundant marine life.
Dive into Thai military history.
Squids, cuttlefish, crabs, fluorescent corals — another world after sunset.