Depth : 18 – 30 m
Visibility : Good ( 10 -30 m)
Currents : Strong
Marine life that can be seen : Water snakes and various kind of fishes.
Cavern island, also known as Hlaing Gu Island is a long and narrow island with a beautiful horseshoe-shaped bay in the south. It is also good for snorkeling and some of the caves on the rocky south side of the isle are right at the waterline and one can even be accessed by dinghy boat.
source : burmaboating.com