Saddleback Butterflyfish

Chaetodon ephippium, Saddleback Butterflyfish, at Waio'Opae Marine Preserve, Hawaii. It's always pretty exciting to see one of these beauties! They're large, colorful, a teensie bit skittish and rather rare in Hawaii.

Hawaiian Domino Damselfish

Hawaiian Domino Damselfish, Dascyllus albisella, Waio'Opae, Hawaii. There was a whole school of these little beauties and they swim right up to you to take a peak!