Board a spacious catamaran from Koh Samui for a full-day dive trip to Koh Tao: two guided dives, lunch on deck and a chance to see turtles, sharks and vibrant coral gardens. Practical for beginners and certified divers alike, this is a long but rewarding day at sea.
Board a spacious catamaran from Koh Samui for a full-day dive trip to Koh Tao: two guided dives, lunch on deck and a chance to see turtles, sharks and vibrant coral gardens. Practical for beginners and certified divers alike, this is a long but rewarding day at sea.
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Operated by Member Diving · Koh Tao, Surat Thani
A salt-bright wind carries you to the pier before dawn and the catamaran hums to life—sun deck clearing space for the morning crowd as Koh Tao slides into the horizon. The gulf opens and the boat becomes a moving balcony; the waves dare you and the current promises something other than shore routine.
moderate.
~8 hours.
Moderate fitness: you should be comfortable boarding boats, swimming at surface and performing basic dive tasks such as clearing masks and equalizing.
Trips often accept both certified divers and introductory 'try dive' participants—check with the operator beforehand; certified divers should bring their card.
Typical bottom times are 30–50 minutes depending on depth and air consumption, with a lunch surface interval of about an hour between dives.
Common sightings include colorful reef fish, clownfish in anemones, coral formations, and on occasion green sea turtles and reef sharks near drop-offs.
Boats provide basic boarding ladders and a sun deck, but boarding from piers and climbing ladders can be challenging—contact the operator to discuss accessibility options.
Koh Tao shifted from small-scale fishing and occasional mining to a global dive-training center from the 1980s onward, attracting instructors and schools that built the island’s dive infrastructure.
Coral reefs near Koh Tao are sensitive to sunscreen, anchors and careless contact; support reef-safe products, attend briefings and follow no-touch rules. Local groups run periodic reef clean-ups and citizen science programs.
Member Diving operates guided outdoor trips and adventures with an emphasis on safety, stewardship, and memorable experiences.




Book with Member Diving
Book directly with Member Diving for the best rates and real-time scheduling.
Reserve Now