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Pattaya

Hardeep : Hardeep is a spectacular wreck used by the Japanese during WWII as a supply ship for its troops.
HTMS Khram : The HTMS Khram has become one of Pattaya's best wreck diving sites with excellent penetration opportunities and brilliant marine life.
HTMS Kood : The HTMS Kood was a former US warship which was used for many years by the Thai government afterwards.
Ko Chan : Ko Chan lies southeast of the busy shipping lane and is a dive site not many divers visit because of its very popular neighbour.
Ko Chuang : Ko Chuang's most southern tip has a small cove with some excellent marine life.
Ko Hu Chuang : Ko Hu Chang is a tiny island sitting in the middle of the Koh Phai Group only an hour west of Pattaya.
Ko Khrok : Koh Khrok has a pretty wall full of anemones often dived as a strong drift dive because of its strong tidal flows.
Ko Klung Badan : Ko Klung Badan is a shallow dive site known for its many shallow barrel sponges and boulders.
Ko Man Witchai : Ko Man Wichai is famous for its excellent southern wall and line-up of five coral heads looking like the fingers of a human's hand.
Ko Rin : Koh Rin is probably the best place near Pattaya to dive as there are many fish, excellent miniwalls and brilliant coral formations.
Petchburi Bremen : The Petchburi Bremen or Kaeo Samud is Pattaya's best wreck dive but she needs a bit of planning to make it an excellent dive.
Samaesan Hole : The Samaesan Hole is a dangerous, high current, trimix dive site but extremely exciting.
Shark Fin Rocks : Shark Fin Rock is one of the best drift dives near Samae San along a sharkfin like coral ridge.
Submarine Rock : Submarine Rock hosts groups of fish, but pay attention not to enter neighbouring Ko Khram as it is a restricted area for tourists.

Koh Chang

Hin Luk Bat : Hin Luk Bat is a popular dive site famous because of its many boulders swarmed with fish and covered in soft corals.
Hin Rap South : Hin Rap South is diving among many scattered boulders and pinnacles famous because of its many juvenile inhabitants.

Koh Khlum : Koh Khlum is a shallow dive paradise perfect for trainees and snorkellers.
Koh Rang : Koh Rang is an excellent chain of small islands with some excellent clear and shallow hard coral reefs around its shores.

Hin Kuak Maa : Hin Kuak Maa is known for its wide variety of marine fish that inhabit the area.
Koh Kra : Koh KraJust northeast of Koh Rang lies Koh Kra, which is a small chain of islands famous for its huge pieces of staghorn coral.
Koh Rang Pinnacle : Ko Rang Pinnacle is Ko Chang's deepest dive site famous for its wall, steep pinnacle and pelagic species.
Koh Thian West : Koh Thian West is a small island northwest of Koh Rang with still some excellent opportunities for close-up pictures of marine life.
Koh Yak : Koh Yak is a small island northeast of Koh Rang famous by snorkellers and muck divers.

Koh Wai : Koh Wai is a nice remote island with beaches a bit less white than neighbouring islands and its shores are not fully explored by divers yet.
Thonburi Wreck : The Thai warship named Thonburi sank during a French colonial attack in 1941.

Western Gulf

Chumphon Pinnacle : Chumphon Pinnacle is a huge pinnacle dive site being one of the most northerly located dive sites reachable from Ko Tao.
Koh Pha-Ngan :

Koh Ma, Mae Haad :
Rock Point :

Koh Samui : Ko Samui is known as a backpacker paradise where many tourists undergo their first steps into the world of diving.

Ao Chaweng : Ao Chaweng or Chaweng Beach is the most popular shore dive off Ko Samui with some nice aquatic reef fish.
Five Islands : Five Islands offers simple diving but is known for the bird nests that are created high up on the steep cliffs.

Koh Tao : Koh Tao is a backpacker's paradise with some of best scuba diving in the Gulf of Thailand.

Hin Wong Pinnacle : Hin Wong Pinnacle is one twenty meter large coral head named after its many purple coloured soft corals.
Japanese Gardens : Japanese Gardens has become famous for its coral gardens of plate coral.
Laem Thian : Laem Thian Pinnacle on the most eastern point of Koh Tao is a fantastic wall dive ending along the bays shallow reef.
Mango Bay : Mango Bay is like a family's day out with advanced diving, trainings, snorkelling and swimming.
Nang Yuan Pinnacle : Nang Yuan Pinnacle or Hin Deang is a nice large pinnacle often dived by spiralling up and enjoying all its life.
Shark Island or Red Rock : Shark Island or Red Rock has excellent colourful soft coral formations, large groups of fish and chances of meeting different species of sharks.
Twins or Aow Sam : Twins is an excellent and colourful dive site around two large pinnacles.
White Rock or Hin Khao : White Rock or Hin Khao is a popular night dive where barracuda's have learned that our torches illuminate fish which makes easy preys.

Sail Rock : Sail Rock is one large pinnacle that features a spacious chimney of more than ten meters high.
Southwest Pinnacle : Southwest Pinnacle consists out of a sequence of rocks that can be visited drift diving and from one to another and sheltering behind them to take a quick look.

Surin Islands

Hin Rap : West of Ko Chi lies the spectacular dive Hin Rap.
Ko Bon : Ko Bon is a small limestone island famous as it earned the status of best manta ray view point in Thailand.

Ko Bon Bay : A brilliant boulder night dive can be done inside a shallow bay where live aboard tours spent the night.
Ko Bon Pinnacle : Ko Bon Pinnacle is a huge pinnacle that drops to depth exceeding forty meters deep encircled in pelagic species.
Ko Bon Western Ridge : There is a line of divers waiting along the western ridge and wall for spotting mantas.

Ko Chi : Ko Chi is popular because of the many species of turtles that are seen here including leatherback, green and hawksbill.
Ko Tachai : Koh Tachai is a very small island known for diving at Twin Peaks or the Plateau.

Dome or Ko Tachai Plateau : The Dome of Ko Tachai Plateau is diving at huge boulders, excellent marine life and great coral growth.
Twin Peaks : Twin Peaks is one of the best diving sites known in Thailand and all over the world.

Ko Torinla : Ko Torinla's northeast side offers an excellent healthy sloping hard coral reef with many different marine species.
Richelieu Rock : Richelieu Rock is known all over the world as one of the best dives where you will meet and can swim with whale sharks.
Turtle Ledges : Turtle Ledge is a long time favourite for spotting turtles and other colourful marine life.

Similan Islands

Anita's Reef : Anita's Reef is an easy and relaxing dive site known for its many common reef fish and overwhelming amount of colors.
Batfish Bend : Batfish Bend is a dive site which is patrolled by a group of more than fifty longfin batfish.
Beacon Beach or Beacon Reef : Beacon Reef or Beacon Beach is the only wreck dive in the Similans as of August 2002 when live aboard the Atlantis 2000 sank here.
Beacon Point : Beacon Point is known for its huge boulders dotted on a white sandy ocean floor creating swimthroughs, arches and caverns.
Boulder City : Boulder City is a large dive site where you dive at huge rocks, pinnacles and coral heads.
Breakfast Bend : Breakfast Bend received its name from the bright sunrays that literally light up this dive site in the early morning.
Christmas Point : Christmas Point is a maze of swimthroughs, arches and rocky terrain surrounded with fish and covered in the best colours.
Deep Six : Deep Six is a ridge featuring a huge boulder surrounded with smaller rocks creating excellent swimmthroughs.
Donald Duck Bay : Donald Duck Bay is a gem for snorkellers named after a rock that resembles the cartoon character.
East Of Eden : East of Eden has one of the largest single coral bommies with a size of more than ten meters high.
Eastern Shallows : Eastern Shallows is the most southern dive site in the Similans, just of Ko Huyong.
Elephant's Head Rock : Elephants Head or Hin Pusar is a submerged boulder just reaching the surface just south of Ko Similan.
Fantasea Reef : At Fantasy Reef you can see many hugged boulders separated by valleys full of coral and marine life.
Hideaway Bay or Barracuda Point : Hideaway Bay is a great wall dive and an excellent example about what diving in the Similans is like.
Honeymoon bay : Honeymoon bay
North Point : North Point is the most northern dive site in the Similan Islands guaranteed for some wicked boulder dive.
Rocky Point : Rocky Points, one of the southern most dive sites in the Similans, is a ridge formed out of rock formations swarmed with fish life.
Shark Fin Reef : Shark Fin Reef is an amazing dive spotting many reef and leopard sharks while drift diving along a narrow ridge.
Snapper Alley : Snapper Alley is an area with many boulders famous for the many snappers that hover around.
Stonehenge : Stonehenge has become famous because of its boulder formations resembling the famous stones in England.

Phuket & Krabi

Anemone Reef : Anemone Reef is one of the most colourful dive sites near Phuket filled with anemones.
Coral Island Ko Hi : Coral island is because of its proximity from Phuket and being sheltered from the monsoon a dive site that can be dived all year long.
Hin Bida Nok : Hin Bida Nok is Koh Phi Phi's excellent substitute of the famous dive site Shark Point between Phuket and Phi Phi.
King Cruiser : The King Cruiser was a Japanese car ferry which sank en route to Koh Phi Phi when it struck anemone reef.
Ko Bida Nai : Ko Bida Nai is a small island with steep underwater walls, pinnacles and sloping reefs.
Ko Bida Nok : Ko Bida Nok is one of Phi Phi's top diving locations with excellent and impressive underwater territory.
Ko Doc Mai : Ko Doc Mai is a spectacular steep wall famous for its muck diving and creatures such as seahorse and ghost pipefish.
Ko Ha : Ko Ha has a spectacular system of caves of which one can be surfaced ending up at a thirty meter high cathedral right inside the island.
Ko Phi Phi Don : Ko Phi Phi Don is a backpacker's paradise with white beaches, party atmosphere and excellent diving.

Ao Nui or Nui Bay : Nui Bay or Ao Nui is a typical and quiet reef dive that features a small wall.
Hin Dot or Chimney Rocks : Hin Dot has a beautiful large pinnacle perfect for spiralling up a few times until you reach the surface again.
Hin Pae or Long Beach : Hin Pae is one of Phi Phi's local dives famous because of the many blacktip reef sharks spotted by snorkellers.

Ko Phi Phi Lae : Ko Phi Phi Lae is the southern smaller uninhabited and rougher looking gem of a collection of four islands named the Phi Phi islands.

Ao Losama : Losamah Bay has a tall pinnacle right inside the bay offering an excellent wall dive around its base.
Garang Heng : Garang Heng is becoming a shark dive alternative compared with Shark Point to the east.
Maya Cave : Maya Bay or Ao Maya offers ample fish and coral growth but has become famous by its steep cliffs in the movie the beach with Leonardi di Caprio.
Palong Wall : Palong Wall is a nice reef dive site with some boulders and swimthroughs but reef fish are its main attraction.
Palong, Turtle Town : Diving at dive site Palong also known as Turtle Town.

Ko Racha Yai : Koh Racha Yai or Big King Island is listed as Phuket's top diving destination suitable for diving year around.

Boulder City : Visit Boulder City is you would like to visit excellent swimthroughs, caverns and holes searching for hiding marine life.
Bungalow Bay : Bungalow Bay offers two mini walls on both sites that gradually disappear into its center.
Home Run : A small powerboat wreck at dive site Homerun creates an excellent artificial reef with a wide variety of fish and other life.
Lucy's Reef : Lucy's Reef is a famous drift dive located at the southern tip of Koh Racha Yai.
Marla's Mystery : Marla's Mystery is a beautiful wreck dive once sunk here on purpose to stimulate growth of the underwater world.
Purple Garden : Purple Garden is a strong current drift dive along rock and coral formation often coloured purple.
Siam Bay Statues : The Thai government decided to please tourists and added some real size statues in the north of Siam Bay.
Staghorn Reef : Staghorn Reef is a quiet drift dive along walls of stag horn coral and groups of juvenile barracuda's.
Waterfall Wall : Waterfall Wall is often dived drifting together with its predators such as tuna, mackerel and barracuda.

Ko Racho Noi : Koh Racha Noi are nicknamed the mini Similans for its huge granite boulders, large predators and spectacular underwater landscape.

Banana Bay : Banana Bay is a very popular dive destination for student divers learning how to dive.
Beach : Ko Racha Noi's Beach, just north of South Tip, is a common and relaxing dive site.
Kanpela Point : West of Koh Racha Noi lays Kanpela Point which is often used as a relaxing afternoon dive.
Manta Bay : Manta Bay is a quiet western bay of Koh Racha Noi where manta's occasionally come to feed.
North Tip : Diving at North Tip, Koh Racha Noi, is famous for manta rays, strong currents and bullethead parrotfish.
South Tip (Ray Bahn) : South Tip is an extremely high current dive site famous for its pelagic action, pinnacle landscape and manta rays.

Ko See : Ko See is with its shallow coral platform one of the best snorkeling spots in Phang-Nga Bay.
Ko Yawabon : Ko Yawabon has a fifty meter long swimthrough which goes literally through the island.
Ko Yung : Ko Yung is the narrow northerly island of Phi Phi with a spectacular pinnacle in the north and some reef diving in the south.

Ko Yung Pinnacle : Ko Yung Pinnacle is a huge remote pinnacle covered in excellent purple and pink anemones, sea whips and whip coral.
Ko Yung South : The south of Ko Yung offers some quiet reef diving with many of the normal reef inhabitants.

Koh Talu :
Koh Yawasam : Ko Yawasam has become a famous Krabi and Ao Nang snorkeling location where divers will have a great time as well.
Rocks : The Rocks is a nice, quiet and high current dive site great for spotting pelagic species and sharks.
Shark Point : Sharkpoint is one of the top dives near Phuket and is known for its incredible and numerous marine life.
West Coast Phuket : The west coast of Phuket offers enough possibilities for diving although they are less spectacular and better suitable for trainees and snorkellers.

Khao Lak

Boonsung Wreck : Boonsung Wreck is the only known dive site that can be easily reached within a single day dive.
Khao Na Yak : Khao Na Yak
Premchai Wreck : Premchai Wreck

Trang

Emerald Cave or Tham Morakot : Koh Muk's Emerald Cave is home to a lagoon with white sand only reachable for divers and swimmers during low tide.
Hin Daeng or Red Rock : Hin Daeng is a steep pinnacle mainly covered in red anemones and rated as one of the worlds best dive sites.
Hin Muang or Purple Rock : Purple Rock is also called Hin Muang in Thai named after its enormous amounts of purple soft coral that lives on the steep pinnacle.
Ko Ha Yai : Ko Ha Yai is a cave playing ground with huge openings, unearthly views of light and stalactites visible when surfaced inside.
Ko Rok : Ko Rok is famous for its huge lizards and squirrel like mammal which is called rok in Thai, giving the islands its name.

Ko Rok Nai : Ko Rok Nai is the island closer to shore with some excellent snorkelling in its shallow channel separating the two islands.
Ko Rok Nok : Ko Rock Nok has a great western drift dive and a fisherman's shrine worth exploring when the weather is bad.

Ko Tarutao : Koh Tarutao offers a former political prison, some excellent caves and high speed dive sites.
Koh Lipe : The Adang-Rawi Archipelago consists out of several island of the Tarutao National Marine Park including Koh Adang, Rawi Island and Lipe Island.

Koh Sawang's East End : Koh Sawang is one of the most remote islands reachable in the Adang-Rawi archipelago resulting in excellent marine life.

Other

Chumphon : Chumphon province is with its rice fields, seafood and fruit a gem for delicious candle light beach dining.

Ko Lak Ngam : Koh Lak Ngam is probably the best diving destination near Chumphon National Park.
Ko Ngam Yai : The east side of Koh Ngam Yai or East Cliff Rocks, known for its birds nests, offers excellent diving.

Vertical Wreck : The Vertical Wreck, Koho Maru-5 or PAK 1 used to be sitting vertical because of huge gas tanks at one side of the wreck keeping it floating.

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