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Diving at Shark Island, Koh Tao

Discover Koh Tao's Shark Island! A paradise for divers of all levels with vibrant coral reefs and diverse marine life. Begin your underwater journey today!

Diving into the Depths: The Allure of Shark Island

Shark Island, off the coast of Koh Tao, is a renowned diving spot in the Gulf of Thailand, celebrated for its dynamic underwater landscape and abundant marine biodiversity. This dive site welcomes both novice and seasoned divers to explore its rich coral formations, steep drop-offs, and the mesmerizing array of marine life it hosts. With conditions favorable for diving almost all year round, Shark Island serves as a spectacular underwater playground for those seeking to immerse themselves in the beauty of the ocean.

Diving Season in Shark Island

Timing Your Dive: The Best Seasons to ExploreShark Island

The best months to dive around Shark Island are from March to October, when the waters are calm, and visibility is at its peak. This period offers the ideal conditions for divers to enjoy the underwater scenery and encounter the diverse marine life in warmer water temperatures.

Shark Island Diverse Marine Life

Whale shark

Anemone fish

Box fish

Nudibranch

Sea anemone

Hard Coral

Turtle

Butterflyfish

Lionfish

Parrot fish

Shark Island Marine Life Sighting Calendar

HHigh chance

MMedium chance

LLow chance

-No sighting

The Marine Marvels of Shark Island: Animals and Seasons

Shark Island lives up to its name by offering divers the chance to spot blacktip reef sharks along with a plethora of other marine creatures, including turtles, barracudas, and schools of colorful tropical fish. The area around the island is a habitat for a diverse range of marine species, from the tiny and colorful nudibranchs to the majestic manta rays that occasionally grace the waters.

Shark Island Diving Conditions

Recommended scuba diving level
Beginner and above

Water temperature

25°C - 29°C

Underwater visibility

5M - 20M

Underwater current

Moderate

Depth

5M - 25M

Weather

Temperature: 28°C - 35°C Monsoon season: Oct - Dec

Underwater hazard

None

Water Temperature: Waters around Shark Island maintain a pleasant warmth throughout the year, typically ranging between 28°C to 31°C (82°F to 88°F), allowing for extended dive times without the discomfort of cold. Underwater Visibility: Visibility can vary but often extends up to 20-30 meters (65-100 feet), providing clear views of the vibrant coral reefs and the marine life that inhabits them. Currents: Shark Island can experience varying currents, from mild to strong, making it an exciting site for drift dives and allowing experienced divers to challenge their skills. Depth: The dive site offers a range of depths, accommodating both shallow water novices and those looking for deeper adventures, with areas reaching down to 25 meters (82 feet) or more. Weather: Optimal diving conditions are typically found outside the monsoon season, with clear skies and calm seas enhancing the diving experience. Hazards: While Shark Island is an exhilarating dive site, divers should be cautious of strong currents and occasionally sharp coral. It's crucial to dive within your limits and follow guidelines for a safe diving adventure. Exploring Shark Island near Koh Tao is an opportunity not to be missed by any diving enthusiast visiting the Andaman Sea. The site's combination of accessible depths, clear waters, and rich marine biodiversity makes it a perfect destination for divers to witness the wonders of the underwater world. Whether it's your first dive or one of many, diving at Shark Island promises an adventure filled with natural beauty and thrilling encounters.