Atoll butterflyfish (Chaetodon mertensii)
General data
- Main name: Atoll butterflyfish
- Habitat: Saltwater
Classification
- Genus: Chaetodon - Chaetodon
- Family: Chaetodontidae - Butterflyfishes
- Order: Acanthuriformes - Surgeonfishes
- Class: Teleostei - Ray-finned fishes
- Superclass: Osteichthyes - Bony fishes