| Family: |
Acanthuridae (Surgeonfishes, tangs, unicornfishes), subfamily: Acanthurinae |
| Max. size: |
25.24 cm SL (male/unsexed) |
| Environment: |
reef-associated; marine |
| Distribution: |
Western Pacific: Philippines. |
| Diagnosis: |
Dorsal spines (total): 9-9; Dorsal soft rays (total): 26-28; Anal spines: 3-3; Anal soft rays: 25-27; Vertebrae: 13-13. This species is distinguished by the following characters: D IX,26-28; A III,25-27; pectoral-fin rays 17; posterior gill rakers 20-22; 16-18 teeth in upper jaw, 18-20 teeth in lower jaw; body depth 1.95-2.0 in SL; snout 4.35-4.74 in SL; large adults' forehead with pronounced convexity; head length 3.45-3.7 in SL; 9th dorsal-fin spine 1.65-1.85 in HL; caudal-spine length 3.85-5.15 in HL; caudal fin is strongly lunate in adults, caudal concavity 3.9-5.6 in SL. Colouration when fresh: lips brown, the upper lip edged narrowly with whitish merging ventrally with distinct white chin band; head brown with numerous distinct, iridescent, blue, wavy stripes, extending as wavy stripes behind and below the opercle; indistinct orangish streak in front of eye extending behind the eye to behind the upper edge of the opercle; iridescent blue stripes present on the base of pectoral fin, outer surface of each pectoral ray iridescent blue with posterior fourth of fin darker brown; body brown with numerous narrow alternating dark and bluish wavy stripes; the dorsal fin with a distinct rust-orange stripe at base; grey caudal spine, its socket is covered with a black oval spot with a whitish border; whitish base of caudal fin, caudal fin with narrow, vertical, light-bluish lines centrally and the longitudinal bluish lines covering upper and lower rays (Ref. 114728). |
| Biology: |
Depth of capture of the specimens is unknown (Ref. 114728). |
| IUCN Red List Status: |
Data deficient (DD); Date assessed: 01 March 2017 Ref. (130435)
|
| Threat to humans: |
harmless |
| Country info: |
Type locality northeast Luzon, Aurora Province, purchased at Dinadiawan City Market, PNM 15199 (previously USNM 438093) (holotype of Acanthurus albimento, 25.24 cm SL). Exact locality nor dpeth of capture are unknown. The vendor stated it was caught in vicinity of Dinadiawan (Ref. 114728). |
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