How to Identify Acanthuridae

Acanthuridae is a animal family in the Animalia kingdom, order Perciformes, class . The family contains 51 accepted species worldwide.

Key Identification Features

For instant identification in the field, use the iNature app — AI-powered, works offline.

Representative Acanthuridae Species

How to identify Prionurus scalprum Valenciennes, 1835

Prionurus scalprum Valenciennes, 1835

Prionurus scalprum Valenciennes, 1835

Prionurus scalprum is a marine ray-finned surgeonfish species found in the north…

How to identify Ctenochaetus cyanocheilus Randall & Clements, 2001

Ctenochaetus cyanocheilus Randall & Clements, 2001

Ctenochaetus cyanocheilus Randall & Clements, 2001

Ctenochaetus cyanocheilus is a Western Pacific surgeonfish that grazes on algae …

How to identify Acanthurus leucosternon Bennett, 1833

Acanthurus leucosternon Bennett, 1833

Acanthurus leucosternon Bennett, 1833

Acanthurus leucosternon is a surgeonfish species found in Indian Ocean reefs, wi…

How to identify Zebrasoma scopas (Cuvier, 1829)

Zebrasoma scopas (Cuvier, 1829)

Zebrasoma scopas (Cuvier, 1829)

Zebrasoma scopas, the brown tang, is a peaceful Indo-Pacific surgeonfish commonl…

How to identify Naso brachycentron (Valenciennes, 1835)

Naso brachycentron (Valenciennes, 1835)

Naso brachycentron (Valenciennes, 1835)

Naso brachycentron is an unicornfish species found in shallow reefs across most …

How to identify Ctenochaetus binotatus Randall, 1955

Ctenochaetus binotatus Randall, 1955

Ctenochaetus binotatus Randall, 1955

Ctenochaetus binotatus is a brown-spotted surgeonfish found across Indo-Pacific …

How to identify Acanthurus tennentii Günther, 1861

Acanthurus tennentii Günther, 1861

Acanthurus tennentii Günther, 1861

Acanthurus tennentii, the Doubleband Surgeonfish, is an Indo-Pacific reef fish t…

How to identify Acanthurus nigroris Valenciennes, 1835

Acanthurus nigroris Valenciennes, 1835

Acanthurus nigroris Valenciennes, 1835

Acanthurus nigroris is a surgeonfish found in the central Pacific that grazes on…

How to identify Naso vlamingii (Valenciennes, 1835)

Naso vlamingii (Valenciennes, 1835)

Naso vlamingii (Valenciennes, 1835)

Naso vlamingii, the bignose unicornfish, is a distinctively marked unicornfish f…

How to identify Ctenochaetus striatus (Quoy & Gaimard, 1825)

Ctenochaetus striatus (Quoy & Gaimard, 1825)

Ctenochaetus striatus (Quoy & Gaimard, 1825)

Ctenochaetus striatus, the striated surgeonfish, is a reef-dwelling fish with sp…

How to identify Acanthurus leucopareius (Jenkins, 1903)

Acanthurus leucopareius (Jenkins, 1903)

Acanthurus leucopareius (Jenkins, 1903)

Acanthurus leucopareius is an anti-tropical Pacific surgeonfish that grazes on f…

How to identify Acanthurus guttatus Forster, 1801

Acanthurus guttatus Forster, 1801

Acanthurus guttatus Forster, 1801

Acanthurus guttatus, the whitespotted surgeonfish, is a small spotted reef fish …

Browse all 51 Acanthuridae species →

Frequently Asked Questions

How do you identify Acanthuridae?

Acanthuridae animals belong to the Perciformes order in the Animalia kingdom. Adult males have a long, tapering bony protuberance in front of the eyes that may extend past the mouth, while this feature is only a small bump in females. For instant identification, use the iNature app — AI-powered and works offline.

What are the key characteristics of Acanthuridae?

Acanthuridae is classified in the order Perciformes, class , phylum Chordata. The species has blue eyes, and there is a distinct dark spot at the rear axils of both the dorsal and anal fins.

Sources: GBIF, iNaturalist, Wikipedia · Disclaimer

Start Exploring Nature Today

Download iNature for free. 10 identifications on us. No account needed. No credit card required.

Download Free on App Store