| Family: |
Acanthuridae (Surgeonfishes, tangs, unicornfishes), subfamily: Acanthurinae |
| Max. size: |
23 cm TL (male/unsexed) |
| Environment: |
reef-associated; marine; depth range 1 - 20 m |
| Distribution: |
Indo-West Pacific: Sulawesi (Indonesia) to Philippines and Ryukyu Islands. |
| Diagnosis: |
Dorsal spines (total): 9-9; Dorsal soft rays (total): 28-31; Anal soft rays: 26-29. A broad white band extending from lower edge of eye to upper lip. A bright orange band in outer part of soft portion of dorsal fin. Caudal peduncle yellow, shading to black a short distance anteriorly. Base of pectoral fins yellow (Ref 9808).
Description: Characterized further by having caudal spine length 2.5-3.0 in head length; greatest depth of body 2.0-2.2 in SL (Ref. 90102). |
| Biology: |
In clear lagoon and seaward reefs, usually in shallow exposed areas. Found in small to large aggregations (Ref. 48637). Sometimes solitary (Ref. 90102). Feed on algae (Ref. 128523). |
| IUCN Red List Status: |
Least Concern (LC); Date assessed: 03 May 2010 Ref. (130435)
|
| Threat to humans: |
harmless |
| Country info: |
Recorded from Lanuza Bay (Ref. 104756), Batangas (San Luis, Bauan, Mabini, Lobo, San Juan) between 3-7 m deep from Feb. - April 2014 (Ref. 107629); Calatagan and Nasugbu (Ref. 107853), and Dumaguete (Dauin-Apo I.) (Ref. 127519).. Also Ref. 9710, 37792, 121724. |
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