Pacific double-saddle butterflyfish
- kingdom: Animalia
- phylum: Chordata
- class: Actinopterygii
- order: Perciformes
- family: Chaetodontidae
- genus: Chaetodon
- species: Chaetodon ulietensis
- Agat Village
Agat- Hagåtña
Hagatna- Merizo Village
Merizo- Tamuning-Tumon-Harmon Village
Tamuning- Umatac Village
Umatac
Guam- Kapingamarangi
Pohnpei
Micronesia, Federated States Of- Koror State
- Koror Town
Koror
Palau- Apia
Tuamasaga
Samoa- Neiafu
Vava‘u
Tonga