Rangiroa, Moorish idol and banner fishes schooling along the _drop_ off, in the Tiputa pass

underwater banner fish schooling fishes drop off rangiroa tiputa pass undersea life ocean Pacific Tropical Polynesia Reef poisson cocher poisson bannière groupe banc vie sous marine poisson tombant passe Polynésie Pacifique sud Heniochus singularis chaetodontidae heniochus acuminatus