Koh Tao in High Season
Head out on the first boat to search for big marine life and dive among immense schools of fish—Koh Tao is at its seasonal best.
Explore Koh Tao Diving
DIVING IN THAILAND
Discover Your Next Ocean Adventure.
Seasonal diving with world-class visibility and thrilling big-animal encounters.
News
Featured Trips
Discover seasonal liveaboards, special expeditions and hand-picked trips for every experience level.
Rainy season favorites
Visit Racha Noi when visibility is at its best, with clear blue water and dramatic underwater scenery on an easy day trip.
Explore Phuket DivingSimilan aboard Koon 9
Enjoy an accessible Andaman short liveaboard aboard a spacious vessel. New Year departures are now open for booking.
View New Year LiveaboardChoose from Four Oceans
From Similan's clarity and marine life to Phuket's day trips, Koh Tao's abundant fish and Koh Samui's resort lifestyle—choose the destination that suits you.
Why Dive with HOBO-YA
Since 1997, we have focused on careful planning, small groups and attentive support so divers of every level can enjoy Thailand with confidence.
Established in 1997
Decades of local knowledge help us match you with the right ocean and itinerary.
Small Groups
Thoughtful guiding tailored to your experience, comfort and pace.
Personal Support
Clear, friendly assistance from your first enquiry through your dive day.
Latest Ocean Updates on Instagram
See recent sea conditions, underwater photography and moments from our trips on each destination's Instagram account.