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Thailand

© iStock/saiko3

Explore Thailand

Diving in Thailand offers a diverse and captivating underwater experience, making it a premier destination for divers worldwide. The country's diving scene is largely centered around the Andaman Sea, particularly on the eastern coast, where crystal-clear, warm waters reveal vibrant reefs teeming with hard and soft corals. These underwater gardens are havens for marine life, from the majestic whale sharks and graceful manta rays to the charismatic napoleon wrasse. Thailand's rich marine biodiversity is complemented by its strong culture of hospitality, welcoming divers of all skill levels to explore its aquatic wonders.

Liveaboard diving is particularly popular, especially around the Similan and Surin Islands, which are renowned for their remote locations and nutrient-rich currents that attract a myriad of marine species. These islands offer some of the best diving spots in the region, with both short and extended liveaboard trips available. For those with limited time, day trips to the Similan Islands provide a glimpse into the vibrant underwater world. Further south, islands like Koh Samui and Koh Tao have become bustling dive hubs, perfect for beginners and backpacking diving enthusiasts seeking a blend of community spirit and exceptional diving opportunities. Here, the competitive dive industry ensures high-quality courses at attractive prices, making Thailand a top choice for both novice and experienced divers alike.

Power Plug Type
A, B, C, O, F
Payment Method
VISA, MC, AMEX, DIS, DC, JCB, Cir, Plus
Tipping
5–10% / Service Staff / Tipping is appreciated in restaurants and hotels; some higher-end venues include a 10% service charge.
Currency
THB
Dial Code
+66
Electricity
230 V / 50 Hz
Time
UTC+7 (ICT)

Top Regions to Explore

Upcoming Events

  • Deep Diving

    Deep Diving

    SSI Deep Diving Specialty Course in PhuketGo beyond the shallows and discover what lies deeper.The SSI Deep Diving Specialty is designed for certified divers ready to explore depths between 18 and 40 meters (130 feet) safely and confidently. Through a blend of guided theory and open water dives, you’ll learn how to plan, manage, and enjoy deep dives while maximizing safety and comfort.Perfect for divers drawn to wrecks, dramatic drop-offs, and rare deep-water marine life.Why Go Deep?Explore dive sites up to 40 metersLearn advanced dive planning and gas managementIncrease confidence at greater depthsIdeal preparation for wreck, advanced, and technical divingWhat You’ll LearnOver 4 instructor-led deep dives, you’ll gain hands-on experience and learn how to:Plan and execute deep dives safelyUse dive computers and calculate gas consumptionManage buoyancy and buddy procedures at depthRecognize and handle gas narcosisUse specialized deep diving equipmentThis course focuses on understanding your limits while expanding your underwater capabilities.Equipment ProvidedTo ensure a smooth and safe experience, Scubadeep provides:Dive computerDive torchSlate(Additional recommended equipment will be advised by your instructor.)Your Deep Diving Experience with ScubadeepComplimentary hotel pickup & drop-off (most locations)Transfer to Chalong Pier and cruise aboard our private dive boat, M/V SIROLOEnjoy breakfast, snacks, refreshments, and a freshly prepared lunch onboardDetailed dive briefings covering sites, equipment, and safetyRelaxing return transfer to your hotel after the divesWhat’s IncludedSSI Deep Diving Specialty certificationAll course materials and equipment4 deep open water divesHotel transfersBreakfast, lunch, snacks, and refreshments on both dive daysNot IncludedUnderwater photos & videos (available onboard for 1,000 THB per day)Additional transfer fees for northern Phuket locations (Surin to Mai Khao)Marine National Park fee (600 THB) if diving at Phi Phi IslandsDive Deeper. Dive Smarter. Dive with Confidence.Unlock a new dimension of scuba diving and experience Phuket’s deeper underwater world — safely, professionally, and in comfort.

    Sirolodive, 43/52 Viset Road, T. Rawai, 83130, Phuket, THA
    May 11, 2026 +234 More
    $387.97
    THB 12,500.00
    Perfect Buoyancy

    Perfect Buoyancy

    SSI Perfect Buoyancy Specialty Course in PhuketEffortless movement. Total control. Pure underwater freedom.The SSI Perfect Buoyancy Specialty is the ideal course for divers who want to refine one of the most important scuba skills — buoyancy. While buoyancy takes time to master, this specialty accelerates the process by teaching advanced techniques that make every dive smoother, more relaxed, and more enjoyable.Perfect buoyancy means less effort, better air consumption, and a deeper connection with the underwater world.Why Perfect Your Buoyancy?Hover effortlessly and maintain perfect trimImprove air consumption and dive comfortProtect fragile coral reefs and marine lifeMove smoothly in any diving environmentCapture stunning underwater photos with easeThis course is popular with new divers building confidence and experienced divers seeking precision.What You’ll LearnThrough guided training and open water practice, you’ll master:Precise buoyancy control and fine-tuning weight systemsAdvanced trim and body positioningBreath control techniques for effortless hoveringEnvironmentally responsible diving skillsBuoyancy techniques that work in all dive conditionsCertificationUpon completion, you’ll earn the SSI Perfect Buoyancy Specialty certification, recognized worldwide.Float, Hover, and Glide with ConfidenceExperience the joy of weightless diving, protect the marine environment, and transform the way you move underwater — all while exploring Phuket’s beautiful dive sites in comfort and style.

    Sirolodive, 43/52 Viset Road, T. Rawai, 83130, Phuket, THA
    May 11, 2026 +234 More
    $245.20
    THB 7,900.00
    Night Diving & Limited Visibility

    Night Diving & Limited Visibility

    SSI Night Diving & Limited Visibility Specialty in PhuketDiscover a completely different underwater world after dark.The SSI Night Diving & Limited Visibility Specialty teaches you how to dive safely, calmly, and confidently when the sun goes down or visibility is reduced. Night diving reveals a quieter, more dramatic side of the ocean — where nocturnal marine life emerges and familiar reefs feel entirely new.This course is designed to help you feel comfortable, prepared, and in control in low-light conditions.Why Try Night Diving?· Experience reefs in a whole new way after sunset· Learn to stay calm and confident in low visibility· Improve situational awareness and buddy communication· Perfect for divers expanding their skills and comfort zoneWhat You’ll LearnThrough SSI online learning and guided open water dives, you’ll master:· Safe night and low-visibility dive planning· Proper entry and exit techniques in the dark· Use of specialized night diving equipment· Clear underwater communication with lights and signals· Maintaining orientation and awareness at all timesCertificationUpon completion, you’ll earn the SSI Night Diving & Limited Visibility Specialty certification, recognized worldwide — and be fully prepared to enjoy night dives anywhere with confidence.When the Sun Sets, the Adventure BeginsGlide through glowing reefs, spot nocturnal marine life, and experience the ocean at its most magical — all with expert guidance, safety, and comfort.

    Sirolodive, 43/52 Viset Road, T. Rawai, 83130, Phuket, THA
    May 11, 2026 +67 More
    $186.22
    THB 6,000.00
    Wreck Diving

    Wreck Diving

    SSI Wreck Diving Specialty Course in PhuketExplore history beneath the surface.Some of the ocean’s most captivating dive sites are wrecks — dramatic underwater structures transformed into thriving artificial reefs. The SSI Wreck Diving Specialty teaches you how to explore these sites safely and confidently while enjoying the mystery, marine life, and sense of adventure that only wreck diving offers.This course focuses on non-penetration wreck diving to a maximum depth of 30 meters, making it perfect for divers ready to expand their experience without unnecessary risk.Why Wreck Dive?Discover sunken ships and artificial reefsEncounter high concentrations of marine lifeImprove buoyancy, awareness, and controlExperience the thrill of diving through living historyWhat You’ll LearnThrough a combination of theory, confined-water practice, and open water dives, you’ll learn how to:Plan and safely conduct non-penetration wreck divesNavigate around wrecks while maintaining proper buoyancyIdentify and avoid common wreck hazardsUse reels, lines, and signaling techniquesDive confidently around artificial reefs and shipwrecksTraining Dives & CertificationYou’ll practice your skills during guided open water wreck dives, reinforcing everything you learn in training.Upon completion, you’ll earn the SSI Wreck Diving Specialty certification, recognized worldwide — and be ready to explore wrecks anywhere with confidence.Dive Into Living HistoryFrom marine-covered hulls to haunting silhouettes, wreck diving blends adventure, history, and marine life into one unforgettable experience.

    Sirolodive, 43/52 Viset Road, T. Rawai, 83130, Phuket, THA
    May 11, 2026 +234 More
    $387.97
    THB 12,500.00
    Scuba Diver

    Scuba Diver

    Using online learning, confined and open water dives, the SSI Scuba Diver program is a perfect foundation to become a confident and safe diver. Designed specifically for beginners, this entry-level course allows you to safely explore the ocean under the direct supervision of a professional instructor. You’ll learn the essential scuba skills needed to dive confidently while enjoying the vibrant marine life Phuket is famous for. The experience begins with a short theory session where your instructor explains how scuba equipment works and teaches you the key safety rules. You’ll then move into confined water training to practice basic skills such as breathing, buoyancy control, and underwater communication. Once comfortable, you’ll head out for real open water dives at some of Phuket’s calm and beginner-friendly dive sites. Locations such as the Racha Islands are ideal for new divers thanks to their clear water, gentle conditions, and abundant marine life. During your dives, you’ll be guided at all times by a certified instructor and remain within safe depth limits of up to 12 metres. This ensures you can relax and fully enjoy the experience while discovering colourful coral reefs, tropical fish, and possibly even turtles. The Scuba Diver course is a recognised certification that can later be upgraded to a full Open Water Diver qualification whenever you’re ready to continue your diving journey. All equipment is provided, and the program is structured to be both fun and safe — making it the ideal choice for anyone who wants more than a one-day try dive but less time commitment than a full course. Take your first real step into scuba diving and discover Phuket’s underwater world today.

    Phuket Dive Tours Chalong, 10/10 Soi Ta-iad, Chalong, 83130, Phuket, THA
    May 11, 2026 +22 More
    $232.78
    THB 7,500.00

    Dive Centers

    Dive Sites

    Top Wildlife Sightings in Thailand

    Many divers flock to Thailand for the chance to see larger pelagics such a colossal whalesharks and manta rays which pass by the rocky outcrops further out to sea. These majestic creatures are most common in the areas around the Similans and further north in the Surin Islands.

    Closer to shore divers will find that even walking off the beach, a coral encrusted sea floor filled with colour awaits. Brightly spotted octopus, napoleon wrasse and cheeky trigger fish can be found all over Thailand’s reefs and wreck as well as shoals of barracuda and legions of turtles. Critters are everywhere around filling every nook and cranny of the coral reefs pipefish, seahorses, eels and brightly coloured shrimp can be found by eagle eyed divers all over Thailand.

    For shark lovers the most common types found in Thailand are black and white tip reef sharks who can be found circling around the reefs during the day and hunting during night dives. Leopard and guitar sharks, although a little rarer than reef sharks can also be found and are excellent subjects for underwater photographers

    Wildlife Sightings are Based on User Generated Content

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 200

    Moray Eel

    Moray Eel

    51k Sightings
    J
    6.1k
    F
    6.3k
    M
    6.8k
    A
    5.2k
    M
    2.3k
    J
    1.6k
    J
    3k
    A
    3.5k
    S
    2.1k
    O
    3.1k
    N
    4.8k
    D
    5.9k

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 27

    Barracuda

    Barracuda

    47k Sightings
    J
    4.8k
    F
    5.5k
    M
    6.4k
    A
    5.2k
    M
    2.5k
    J
    2k
    J
    3.4k
    A
    3.9k
    S
    2.6k
    O
    2.9k
    N
    3.2k
    D
    4.2k

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 600

    Wrasse

    Wrasse

    18k Sightings
    J
    1.9k
    F
    2k
    M
    2.4k
    A
    1.9k
    M
    936
    J
    894
    J
    1.2k
    A
    1.3k
    S
    1k
    O
    1.1k
    N
    1.2k
    D
    1.7k
    Green Turtle

    Green Turtle

    9.8k Sightings
    J
    1.1k
    F
    1.2k
    M
    1.3k
    A
    1k
    M
    548
    J
    516
    J
    731
    A
    768
    S
    502
    O
    530
    N
    596
    D
    1k
    Hawksbill Turtle

    Hawksbill Turtle

    8.2k Sightings
    J
    925
    F
    1.1k
    M
    963
    A
    828
    M
    400
    J
    365
    J
    609
    A
    737
    S
    349
    O
    387
    N
    683
    D
    912
    Whale Shark

    Whale Shark

    7.8k Sightings
    J
    756
    F
    771
    M
    730
    A
    524
    M
    633
    J
    280
    J
    607
    A
    970
    S
    1.1k
    O
    512
    N
    292
    D
    596

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 130

    Butterfly Fish

    Butterfly Fish

    82k Sightings
    J
    8k
    F
    8.5k
    M
    9.9k
    A
    8.6k
    M
    4.4k
    J
    3.9k
    J
    6.9k
    A
    7.7k
    S
    5.2k
    O
    5.3k
    N
    5.8k
    D
    7.5k

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 90

    Angelfish

    Angelfish

    76k Sightings
    J
    7.5k
    F
    7.9k
    M
    9.2k
    A
    7.9k
    M
    4.2k
    J
    3.7k
    J
    6.6k
    A
    7.3k
    S
    4.9k
    O
    5.1k
    N
    5.4k
    D
    6.9k

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 100

    Parrotfish

    Parrotfish

    70k Sightings
    J
    7.2k
    F
    7.7k
    M
    9.1k
    A
    7.5k
    M
    3.7k
    J
    3k
    J
    5.1k
    A
    5.7k
    S
    4k
    O
    4.6k
    N
    5.5k
    D
    7k

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 8

    Bannerfish

    Bannerfish

    65k Sightings
    J
    6.5k
    F
    7k
    M
    8.2k
    A
    6.9k
    M
    3.7k
    J
    3.1k
    J
    4.8k
    A
    5.5k
    S
    3.7k
    O
    4.2k
    N
    4.9k
    D
    6.1k

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 28

    Clownfish

    Clownfish

    64k Sightings
    J
    6.8k
    F
    7.2k
    M
    8.7k
    A
    6.6k
    M
    3.1k
    J
    2.5k
    J
    4.5k
    A
    5.1k
    S
    3.4k
    O
    4.3k
    N
    5.4k
    D
    6.3k

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 250

    Grouper/Basslets

    Grouper/Basslets

    58k Sightings
    J
    5.1k
    F
    5.6k
    M
    6.8k
    A
    6.1k
    M
    3.2k
    J
    2.9k
    J
    5.6k
    A
    6k
    S
    4.4k
    O
    4.1k
    N
    3.6k
    D
    4.5k

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 40

    Triggerfish

    Triggerfish

    56k Sightings
    J
    5.6k
    F
    6.1k
    M
    7.4k
    A
    6.3k
    M
    3.1k
    J
    2.6k
    J
    4.2k
    A
    4.7k
    S
    3.1k
    O
    3.6k
    N
    4.1k
    D
    5.1k

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 130

    Pufferfish

    Pufferfish

    41k Sightings
    J
    4.7k
    F
    5k
    M
    5.5k
    A
    4.6k
    M
    2k
    J
    1.5k
    J
    2.6k
    A
    2.7k
    S
    1.8k
    O
    2.6k
    N
    3.7k
    D
    4.5k

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 80

    Stingrays

    Stingrays

    37k Sightings
    J
    3.2k
    F
    3.9k
    M
    4.3k
    A
    4.1k
    M
    2.4k
    J
    2k
    J
    3.6k
    A
    3.8k
    S
    2.5k
    O
    2.5k
    N
    2.1k
    D
    2.8k

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 12

    Lionfish

    Lionfish

    29k Sightings
    J
    4.1k
    F
    3.9k
    M
    4k
    A
    3k
    M
    1.2k
    J
    670
    J
    1.2k
    A
    1.5k
    S
    843
    O
    1.7k
    N
    3.2k
    D
    4k

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 350

    Damselfish

    Damselfish

    28k Sightings
    J
    2.5k
    F
    3k
    M
    3.5k
    A
    2.7k
    M
    1.4k
    J
    1.3k
    J
    2.2k
    A
    2.4k
    S
    1.8k
    O
    2.2k
    N
    2k
    D
    2.5k

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 150

    Sweetlips and Grunts

    Sweetlips and Grunts

    24k Sightings
    J
    2.5k
    F
    2.6k
    M
    3.3k
    A
    2.5k
    M
    1.2k
    J
    948
    J
    1.7k
    A
    2k
    S
    1.4k
    O
    1.5k
    N
    1.7k
    D
    2.4k

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 110

    Snapper

    Snapper

    22k Sightings
    J
    2.3k
    F
    2.5k
    M
    3k
    A
    2.5k
    M
    1.1k
    J
    934
    J
    1.6k
    A
    1.8k
    S
    1.1k
    O
    1.5k
    N
    1.5k
    D
    2.3k

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 90

    Goatfish

    Goatfish

    20k Sightings
    J
    2k
    F
    2.1k
    M
    2.8k
    A
    2.2k
    M
    973
    J
    803
    J
    1.5k
    A
    1.7k
    S
    1.1k
    O
    1.4k
    N
    1.6k
    D
    1.8k

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 60

    Soldierfish

    Soldierfish

    20k Sightings
    J
    1.7k
    F
    2k
    M
    2.6k
    A
    1.9k
    M
    1.1k
    J
    930
    J
    1.6k
    A
    1.8k
    S
    1.3k
    O
    1.7k
    N
    1.2k
    D
    1.7k

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 85

    Surgeonfish

    Surgeonfish

    20k Sightings
    J
    2.1k
    F
    2.5k
    M
    3k
    A
    2.1k
    M
    821
    J
    511
    J
    1.1k
    A
    1.4k
    S
    890
    O
    1.2k
    N
    1.8k
    D
    2.1k

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 3000

    Nudibranch

    Nudibranch

    18k Sightings
    J
    1.9k
    F
    1.9k
    M
    2.3k
    A
    1.9k
    M
    947
    J
    775
    J
    1.3k
    A
    1.4k
    S
    1.2k
    O
    1.2k
    N
    1.3k
    D
    1.8k

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 25

    Boxfish

    Boxfish

    16k Sightings
    J
    1.6k
    F
    1.8k
    M
    2k
    A
    1.5k
    M
    723
    J
    660
    J
    1.3k
    A
    1.6k
    S
    1k
    O
    1.1k
    N
    1.2k
    D
    1.6k

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 40

    Jackfish

    Jackfish

    16k Sightings
    J
    1.7k
    F
    1.9k
    M
    2.2k
    A
    1.8k
    M
    659
    J
    525
    J
    987
    A
    1.2k
    S
    801
    O
    930
    N
    1.1k
    D
    1.6k

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 60

    Squirrelfish

    Squirrelfish

    14k Sightings
    J
    1.1k
    F
    1.4k
    M
    1.8k
    A
    1.4k
    M
    795
    J
    623
    J
    1.2k
    A
    1.4k
    S
    991
    O
    1.2k
    N
    819
    D
    1.1k

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 80

    Emperor

    Emperor

    12k Sightings
    J
    1.1k
    F
    1.2k
    M
    1.6k
    A
    1.2k
    M
    608
    J
    464
    J
    995
    A
    1.2k
    S
    768
    O
    973
    N
    765
    D
    1.1k

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 20

    Porcupinefish

    Porcupinefish

    11k Sightings
    J
    1.2k
    F
    1.3k
    M
    1.7k
    A
    1.1k
    M
    535
    J
    410
    J
    697
    A
    686
    S
    473
    O
    674
    N
    902
    D
    1.3k

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 250

    Scorpionfish

    Scorpionfish

    11k Sightings
    J
    1.4k
    F
    1.5k
    M
    1.6k
    A
    1.1k
    M
    365
    J
    263
    J
    433
    A
    604
    S
    279
    O
    572
    N
    1.1k
    D
    1.3k
    Blacktip Reef Shark

    Blacktip Reef Shark

    10k Sightings
    J
    1.4k
    F
    1.4k
    M
    1.5k
    A
    945
    M
    346
    J
    388
    J
    683
    A
    820
    S
    420
    O
    535
    N
    742
    D
    1k

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 3400

    Shrimp

    Shrimp

    9.5k Sightings
    J
    920
    F
    1k
    M
    1.4k
    A
    1.1k
    M
    538
    J
    472
    J
    751
    A
    826
    S
    542
    O
    535
    N
    593
    D
    835

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 3

    Trumpetfish

    Trumpetfish

    6.5k Sightings
    J
    730
    F
    963
    M
    906
    A
    636
    M
    283
    J
    166
    J
    269
    A
    402
    S
    199
    O
    355
    N
    685
    D
    915

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 15

    Tuna

    Tuna

    6.5k Sightings
    J
    511
    F
    628
    M
    949
    A
    659
    M
    331
    J
    273
    J
    533
    A
    575
    S
    388
    O
    669
    N
    525
    D
    468

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 15

    Garfish

    Garfish

    6.2k Sightings
    J
    605
    F
    677
    M
    887
    A
    559
    M
    306
    J
    248
    J
    461
    A
    623
    S
    362
    O
    469
    N
    480
    D
    478

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 7000

    Crab

    Crab

    5.9k Sightings
    J
    447
    F
    644
    M
    696
    A
    733
    M
    407
    J
    330
    J
    485
    A
    549
    S
    345
    O
    280
    N
    421
    D
    527

    The image shown is a representative illustration and does not depict every individual animal in this category.

    Total number of species approx.: 120

    Cuttlefish

    Cuttlefish

    4.4k Sightings
    J
    471
    F
    476
    M
    576
    A
    407
    M
    189
    J
    206
    J
    218
    A
    261
    S
    103
    O
    195
    N
    498
    D
    830