It is believed to be the world's largest blue hole and is a rich habitat for a variety of marine life like nurse sharks, reef sharks, black tip sharks and
even giant groupers.
Not exact matches
Besides the abundance of multi-coloured reef fish - you can expect to see barracudas,
giant groupers, feeding travelys, whalesharks and if you're lucky, perhaps
even sail fish.
The 2nd dive delivered
even more great sights: a big school of barracuda, a large
grouper, hundreds of
giant trevally and 2 moray eels together - one of them swimming out of the hole; maybe it was too small for 2 morays!
Enormous
grouper and
giant fusilier are in evidence here, and our dive master
even uncovered a small and exquisite pink pygmy seahorse, nestled in a gorgonian.
With gentle rays gliding under the boat, jump into this
giant natural aquarium full of vibrant parrot fish, royal fairy basslets,
groupers, snappers, barracudas,
even moray eels.
Here you'll get to see some of Koh Tao's bigger fish - barracudas,
giant grouper,
even grey reef & occasional whale sharks (which are harmless!).