Chumphon Pinnacle

One of the best dive sites in the Gulf of Thailand. It lies about 11 km northwest of Koh Tao and is formed by huge granite pinnacles surrounded by a series of smaller ones. It takes about 40 minutes to get there. The anemone covered boulders run in a north-south direction in water ranging from 14 to 38 meters. The Pinnacles are abundant with batfish, trevallies, big shoals of barracudas and snappers. Occasionally this site also attracts larger visitors such as whale sharks and manta rays. To the south of the main pinnacle lies Barracuda Rock, where large shoals of great barracudas congregate.

Located 13 km southwest of Koh Tao, the site is made up of seven pinnacles at different depths (5 to 28 meters). Like Chumphon Pinnacle, the site is covered with pink sea anemones on the upper levels and rich layers of whip corals and sea fans along the lower edges. Chevron barracudas, giant groupers, leopard sharks, shoals of batfish and snappers can be seen. The pinnacles are full of cracks and ledges which shelter small reef fish. Sightings of Whalesharks and Manta Rays are a rare treat!

Shark Island

Rich in terms of marine diversity! Located only 300m Southeast of Koh Tao, this small uninhabited Island, is surrounded by a colourful belt of corals. Depth ranges from 10m to 22m. The main attractions include various kinds of corals such as soft, hard or gorgonian. You will also find whip corals and sea fans. Marine life such as Blue-spotted Stingrays, Filefish, Harlequin Sweetlips, Starry Pufferfish, Groupers and Titan Triggerfish can be spotted easily. This "fish junction" at the northern end of Shark Island provides an excellent vantage point for photography. Shark Island is suitable for divers of all levels, however the current can be quite strong, especially around full moon.

White Rock

Features an expansive coral garden that stretches between two distinct granite boulders. With a depth range from 5m to 21m, it is suitable for all divers. Blue-spotted stingrays and different species of Barracudas are common. White Rock is wellknown for its thrilling night dives. You will have the opportunity to watch Feather stars, Hermit crabs, Octopus, Cuttlefish and crabs looking for food. This is one of the most popular divesites for anyone taking the PADI Open Water Diver Course. White Rock is ideal for conducting Open Water Dives 2 and 4. Also perfect for a relaxed shallow dive. and excellent for night diving!

Green Rock

Offers swim-throughs for divers as well as nesting areas for Yellow Margin Triggerfish. The depth varies from 3m to 30m. Shoals of bright blue Damselfish, tube anemones with tiny translucent shrimps and Blue-ringed Angelfish are common. Caution! Some of the swim-throughs are very narrow and “overhead” environments should be avoided without proper training. 

Red Rock

Famous for its long swim throughs and turtles. Red Rock itself drops down to 23m. A compass heading of 240 degrees will bring you straight to the entrance of the swim through, which is occasionaly 'guarded' by a Titan triggerfish.

Hin Wong Pinnacle

Located on the east side of Koh Tao Hin Wong Pinnalce is a large, very varied site ranging from depths of 10m to 32m. Hin Wong is covered with lacy sea fans and curly whip corals, as well as Filefish, Shrimpfish, Coral Grouper and other reef fish. The resident green turtle is only shy if you get too close. For macro photography enthusiasts, Hin Wong also has some beautiful invertebrates such as brightly colored Nudibranchs. Don't miss the impressive bright blue soft corals at 26m! Great divesite with large fish!

Lighthouse

Has beautiful table, lettuce and staghorn corals. Depths range from 4m to 14m. The remains of a sunken fishing boat lay scattered around the dive site. Spot Blue-ringed Angelfish, Porcupinefish, Parrotfish, Pink anemonefish and occasionally turtles.

*Divesites also suitable for snorkeling*

Japanese Garden

Named after the ornate arrangement of the coral boulders on this site. Depths range from 2m to 12m and is suitable for snorkelers & beginners. You will often see Moray eels, triggerfish, stingrays, sea snakes (July-August) and an occasional Hawksbill turtle.

Twins

Located between the three adjoining islands of world-famous Koh Nang Yuan. Twins is made up of two main rocks and a smaller, deeper offshoot (18m). The boulders range in depth from 5m to 18m, making this dive site perfectly suitable for beginners (Open Water Course). The rocks are embedded into white sand where the symbiosis of Gobyfish and their blind shrimp housemates can be observed. Divers can spot rock cods, Blue-ringed Angelfish, Yellow Raccoon Butterflyfish, Parrotfish and wrasses. Don't forget to say 'Hello' to "Mark" and "Mindy", a friendly pair of the rare Saddleback clownfish! This divesite is ideal for PADI Open Water training dives.

Mango Bay

An excellent dive site with depths ranging from 2m to 14m. This popular site is a favorite with beginners and snorkelers, since most of the corals are above 8m. You will see mushroom, staghorn, and table corals. Also notice the giant barrel sponges, tiger clams and the colorful nudibranchs. Amazing bay and  Shallow and very relaxed divesite, great for both snorkeling and diving!

Laem Thian

Has a series of swim-throughs, caves and canyons along the shallow coastline. Depths range from 6m to 20m. This isolated dive site on the east-side of Koh Tao is suitable for divers of all levels.

Ao Leuk Pinnacle

Offers a vast array of Whip corals and is a great place to spot banded sea snakes, Unicorn Surgeonfish, Hawksbill turtle, and eels at nightfall. Great for snorkeling!