blackcap butterflyfishes in the waters of koh tao

animal animals aquarium aquatic biodiversity blackcap blue butterfly butterflyfish butterflyfishes chaetodon chaetodontidae color colorful coral deep dive diver doing fish fishes hong island islands koh kong landscapes life marine nature ocean orange pacific reef saltwater scuba sea snorkeling snorkelingn swimming tao thailand travel tropical undersea underwater vacations water waters while wild wildlife yellow