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Explore Thailand’s best dive site, Richelieu Rock. Our guide provided diving tips, marine life info, plan diving detail and travel advice.

Richelieu Rock: A Guide to Thailand's Best Dive Site

Richelieu Rock Diving Guide: Explore Thailand’s Underwater Gem

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<div><span style="color: rgb(14, 16, 26); background-color: transparent;">Thailand isn't only famous for its delicious food, diverse culture, and stunning beaches - it is also considered a world-renowned diving destination attracting water enthusiasts worldwide.</span></div><div><br></div><div><span style="color: rgb(14, 16, 26); background-color: transparent;">The country is home to two main diving regions: the Andaman Sea on the west coast and the Gulf of Thailand on the east coast. Both offer incredible experiences, diverse marine life, thriving coral reefs, and unique underwater landscapes. Whether you're a seasoned diver or just getting started, Thailand has something special waiting for you beneath the waves.</span></div><div><br></div><div>Let's explore the best diving spots in Thailand to get you started.</div><div><br></div><h2><strong style="color: rgb(14, 16, 26); background-color: transparent;">Shark Point</strong></h2><div><br></div><div><img src="https://s3.ap-southeast-1.amazonaws.com/giant-stride-media-staging/wnIAI2jdDLJA-scuba-diving-underwater-landscape-school-reef.webp" alt="A man scuba diving in Shark Point "></div><div><br></div><div><span style="color: rgb(14, 16, 26); background-color: transparent;">Located in the Andaman Sea, Shark Point in the Similan Islands region is famous for its resident leopard sharks and rich biodiversity. The site features a series of underwater pinnacles adorned with soft corals and sponges. Divers can expect to see a variety of marine species, including colorful reef fish, moray eels, and occasionally, manta rays.</span></div><div><br></div><div><em style="color: rgb(14, 16, 26); background-color: transparent;">Highlights: Pinnacles and leopard shark spotting.&nbsp;</em></div><div><br></div><div><br></div><h2><strong style="color: rgb(14, 16, 26); background-color: transparent;">Chumphon Pinnacle</strong></h2><div><br></div><div>One of the most popular and best dive sites in the Gulf of Thailand, Chumphon Pinnacle is known for its excellent visibility and abundance of marine life. This site is often the highlight of diving trips from Koh Tao. Divers can encounter barracudas, batfish, and even whale sharks if they're lucky. The pinnacle is covered in anemones and hosts a variety of smaller creatures like nudibranchs and crabs.</div><div><br></div><div><em style="color: rgb(14, 16, 26); background-color: transparent;">Highlights: Excellent visibility and abundant marine life.&nbsp;</em></div><div><br></div><h2><strong style="color: rgb(14, 16, 26); background-color: transparent;">Sail Rock</strong></h2><div><br></div><div>Sail Rock, situated between Koh Phangan and Koh Tao, is famous for its vertical chimney swim-through that starts at 18 meters and exits at 10 meters. The site teems with marine life, including large schools of trevallies, groupers, and queenfish. Sail Rock is also one of the best places to dive and spot whale sharks in the Gulf of Thailand.</div><div><br></div><div><em style="color: rgb(14, 16, 26); background-color: transparent;">Highlights: Chimney swim-through and chances to spot whale sharks.&nbsp;</em></div><div><br></div><h2><strong style="color: rgb(14, 16, 26); background-color: transparent;">Koh Bon</strong></h2><div><br></div><div><span style="color: rgb(14, 16, 26); background-color: transparent;">Koh Bon, part of the Similan Islands National Park, is renowned for its regular manta ray sightings. The island features a distinctive ridge that slopes down to about 40 meters, attracting divers with its vibrant coral reefs and diverse marine species. The dive site also offers the chance to see leopard sharks, moray eels, and various macro creatures.</span></div><div><br></div><div><em style="color: rgb(14, 16, 26); background-color: transparent;">Highlights: Manta ray sightings and unique slopes.&nbsp;</em></div><div><br></div><h2><strong style="color: rgb(14, 16, 26); background-color: transparent;">Hin Pae</strong></h2><div><br></div><div><span style="color: rgb(14, 16, 26); background-color: transparent;">Hin Pae is a lesser-known gem in the Andaman Sea. This dive site features large boulders covered in soft corals and sea fans, creating a stunning underwater landscape. Divers can explore numerous swim-throughs and caverns while encountering marine life, including lionfish, scorpionfish, and, occasionally, reef sharks.</span></div><div><br></div><div><em style="color: rgb(14, 16, 26); background-color: transparent;">Highlights: Less-touristy spot with swim-throughs and caverns.&nbsp;</em></div><div><br></div><h2><strong style="color: rgb(14, 16, 26); background-color: transparent;">Bida Nai And Bida Nok (Phi Phi Island)</strong></h2><div><br></div><div>Phi Phi Island has several dive sites, each with its unique attractions. The island is surrounded by limestone cliffs that extend underwater, creating dramatic dive sites with caves, overhangs, and vibrant coral reefs. Bida Nai and Bida Nok, two smaller islands near Phi Phi, are particularly popular for their rich marine biodiversity. Divers can expect everything from tiny critters like nudibranchs to larger pelagics like blacktip reef sharks. The coral gardens here are pristine, making it a favorite spot for underwater photographers.</div><div><br></div><div><em style="color: rgb(14, 16, 26); background-color: transparent;">Highlights: Stunning coral gardens and marine biodiversity.&nbsp;</em></div><div><br></div><h2><strong style="color: rgb(14, 16, 26); background-color: transparent;">Shark Fin Reef</strong></h2><div><br></div><div><span style="color: rgb(14, 16, 26); background-color: transparent;">Shark Fin Reef, located in the Similan Islands, is known for its dramatic underwater topography, with large granite boulders and impressive swim-throughs. Divers can spot a wide range of marine life, including white-tip reef sharks, Napoleon wrasses, and colorful soft corals.</span></div><div><br></div><div><em style="color: rgb(14, 16, 26); background-color: transparent;">Highlights: Famous for diverse marine life and unique topography.&nbsp;</em></div><div><br></div><h2><strong style="color: rgb(14, 16, 26); background-color: transparent;">Richelieu Rock</strong></h2><div><br></div><div>Richelieu Rock, often considered one of the best diving sites in Thailand, is a submerged pinnacle famous for its incredible biodiversity. Located in the Andaman Sea, this site is teeming with marine life, including large schools of fish, macro critters, and occasional visits from whale sharks. The rock is covered in soft corals and anemones, making it a visually spectacular dive site.</div><div><br></div><div><em style="color: rgb(14, 16, 26); background-color: transparent;">Highlights: Considered one of the best dive sites in Asia for its biodiversity and landscape.&nbsp;</em></div><div><br></div><h2><strong style="color: rgb(14, 16, 26); background-color: transparent;">Racha Yai</strong></h2><div><br></div><div><span style="color: rgb(14, 16, 26); background-color: transparent;">Racha Yai, near Phuket, is an excellent spot for both beginner and experienced divers. The island features several dive sites with vibrant coral reefs, wrecks, and abundant marine life. During the right season, it's a fantastic location to spot octopuses, cuttlefish, and even manta rays.</span></div><div><br></div><div><em style="color: rgb(14, 16, 26); background-color: transparent;">Highlights: Stunning coral reefs in shallow areas.&nbsp;</em></div><div><br></div><h2><strong style="color: rgb(14, 16, 26); background-color: transparent;">Specialty Dive Sites</strong></h2><div><br></div><h3><span style="color: rgb(14, 16, 26); background-color: transparent;">Christmas Point</span></h3><div><br></div><div><span style="color: rgb(14, 16, 26); background-color: transparent;">Renowned for its stunning coral reefs, Christmas Point in the Similan Islands offers an explosion of colors and marine diversity. The interplay of sunlight filtering through the water and the vibrant colors of the coral creates a mesmerizing light show. The shallower areas with coral gardens are perfect for beginners, while the deeper sections with swim-throughs are ideal for more experienced divers.&nbsp;</span></div><div><br></div><div><em style="color: rgb(14, 16, 26); background-color: transparent;">Highlights: Stunning coral formations and swim-throughs.&nbsp;</em></div><div><br></div><h3><span style="color: rgb(14, 16, 26); background-color: transparent;">Racha Island</span></h3><div><br></div><div><span style="color: rgb(14, 16, 26); background-color: transparent;">Nicknamed "The Wreck Cemetery of the Andaman Sea," Racha Island is home to several shipwrecks. The Thanachote, a 30-meter ferry, sits upright on the seabed at around 20 meters deep. Encrusted with colorful corals and home to various fish, it's a beautiful and relatively easy wreck to explore. For a more challenging dive, the Inthara is a larger freighter that lies on its side at around 24 meters. Divers can explore its holds, engine room, and even the captain's cabin, encountering crustaceans, eels, and schools of fish that have made the wreck their home.</span></div><div><br></div><div><em style="color: rgb(14, 16, 26); background-color: transparent;">Highlights: The chance to explore fascinating shipwrecks.&nbsp;</em></div><div><br></div><h3><span style="color: rgb(14, 16, 26); background-color: transparent;">HTMS Chang Wreck (Koh Chang)</span></h3><div><br></div><div><span style="background-color: transparent;">﻿</span><img src="https://s3.ap-southeast-1.amazonaws.com/giant-stride-media-staging/3LrwykAdzyGb-underwater-shot-htms-chang-wreck-ship.webp" alt="Underwater shot of scuba divers at HTMS Chang Wreck"></div><div><br></div><div><span style="color: rgb(14, 16, 26); background-color: transparent;">This is the undisputed king of wrecks in Thailand. The HTMS Chang, a former Royal Thai Navy corvette, sunk in 1982 and now rests upright on the seabed at around 15-30 meters deep. This 75-meter-long wreck is a haven for marine life. Divers can explore its decks, now encrusted with colorful corals and sponges. Swim through the engine room, the maze of pipes and valves, or peek into the captain's quarters, where remnants of the past can still be seen.</span></div><div><br></div><div><em style="color: rgb(14, 16, 26); background-color: transparent;">Highlight: One of the most famous shipwrecks in Thailand&nbsp;</em></div><div><br></div><div><strong style="color: rgb(14, 16, 26); background-color: transparent;"><em>Important Note: </em></strong><em style="color: rgb(14, 16, 26); background-color: transparent;">Wreck diving requires special training and experience. Always ensure you have the proper certification and dive with a reputable operator specializing in wreck dives.</em></div><div><br></div><h2><strong style="color: rgb(14, 16, 26); background-color: transparent;">Plan Your Dive Trip In Thailand with Giant Stride</strong></h2><div><br></div><div>Ready to explore the best diving sites in Thailand? Giant Stride is your one-stop destination for unforgettable underwater adventures.</div><div><br></div><div><span style="color: rgb(14, 16, 26); background-color: transparent;">Giant Stride simplifies the entire process. You can easily search and compare dive service providers across Thailand to find the perfect operator for your needs and budget. Each listing provides valuable information like average visibility, required experience level, and the type of marine life you can expect to see.</span></div><div><br></div><div><span style="color: rgb(14, 16, 26); background-color: transparent;">Once you've found the right dive center for your needs and budget, book your dive trip with our flexible and secure payment options. We make booking a breeze, putting everything you need at your fingertips and leaving you free to focus on what truly matters—exploring the wonders of Thailand's underwater world.</span></div><div><span style="color: rgb(14, 16, 26); background-color: transparent;">Whether a novice diver or a seasoned pro, Giant Stride has everything you need to make your diving trip successful.</span></div><div><br></div><div>Dive into the adventure of a lifetime and discover the <a href="https://www.giantstridetravel.com/explore/country/thailand" rel="noopener noreferrer" target="_blank">best diving sites in Thailand</a> with Giant Stride. Browse our website today to select the right operator for you.&nbsp;</div>

Discover the best diving sites in Thailand for 2024. Explore vibrant marine life and stunning underwater landscapes with Giant Stride. 