Green humphead parrotfish (Bolbometopon muricatum) sleeps at night in shelter, Great Barrier Reef, Unesco World Heritage, Pacific, Australia, Oceania

actinopterygii animals in the wild animals animal atmosphere atmospheric at night australasia australia bolbometopon muricatum bony fishes bony fish bumphead parrotfish darkness double headed parrotfish fauna fish great barrier reef green humphead parrotfish habitat hideout hiding places hiding place labridae marine animals marine animal marine fishes marine fish mood natural environments natural environment natural habitat natural landmarks natural landmark nature night photograph night picture night shot night nobody no one no people oceania oceans ocean osteichthyes outdoor shots outdoor shot outer great barrier reef outside pacific ocean pacific parrotfishes parrotfish perciformes percomorphaceae pisces ray finned fishes ray finned fish resting rests rest saltwater fish scaridae scarinae sea sleeping sleeps sleep underwater photos underwater photo underwater worlds underwater world under water underwater unesco world heritage sites unesco world heritage site unesco world natural heritage water animals water animal wild animals wild animal wildlife photography wildlife world natural heritage wrasses wrasse