raja ampat snorkeling cruise Ampat features among the richest ecosystems on earth, with researchers estimating so it includes 75% of all coral species recognized to man. These reefs serve as a property to around 1,300 species of fish, ranging from vivid reef dwellers like angelfish and butterflyfish to regal juvenile manta rays. Snorkelers may easily end up inundated by the kaleidoscope of shades, as flourishing corals provide an ideal point for underwater living to thrive.