yellow pyramid butterflyfish - hemitaurichthys polylepis

actinopterygii animal animalia aqua aquaculture aquarium aquatic background beautiful behavior biology black blue body butterfly butterflyfish captive care chaetodontidae color colorful coral cute ecology environment exotic fauna fin finned fish fishes hemitaurichthys hobby ichthyology image indo isolated life lymphocystis mariculture marine motion natural nature new ocean omnivore one pacific perciformes photo photography polylepis pyramid rare ray reef safe saltwater sea sealife seawater species swim tank tropical tropics undersea underwater vertebrate water white wild wildlife yellow zoo zoology zoster