Family Chaetodontidae
Butterflyfishes

| Scientific name | Chaetodon unimaculatus Bloch, 1787 | 
| Common name | TEARDROP BUTTERFLYFISH | 
| Hawaiian | Lauhau | 
| Japanese | Itten-chocho-uo | 
| Samoan | Tifitifi-pulesama | 
| Habitat | Reefs | 
| Depth | To 200 feet | 
| Diet | Coral polyps, small invertebrates, filamentous algae | 
| Size | 8 inches | 
| Abundance | Uncommon | 
| Distribution | Indo-Pacific, including Hawaii | 
| Notes | Indian Ocean fish are mostly yellow |