Humbug dascyllus (Dascyllus aruanus) sheltered in cat's paw coral (Acropora palifera), Namu atoll, Marshall Islands, Pacific

humbug dascyllus dascyllus aruanus humbug fish fishes sheltering coral coral reef cats paw coral acropora palifera vertebrates tropical black and white namu atoll marshall islands north pacific day outdoors underwater nature natural world marine life close up close ups groups corals pacific coral reefs vertical