Acanthurus japonicus (Schmidt, 1931)
Japan surgeonfish

Labahita

Acanthurus japonicus
photo by Randall, J.E.

 Family:  Acanthuridae (Surgeonfishes, tangs, unicornfishes), subfamily: Acanthurinae
 Max. size:  21 cm TL (male/unsexed)
 Environment:  reef-associated; 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).
 IUCN Red List Status:   (Ref. 96402)
 Threat to humans:  harmless
 Country info:  Recorded from Lanuza Bay (Ref. 104756) and from (San Luis, Bauan, Mabini, Lobo, San Juan) Batangas, between 3-7 m deep from Feb. - April 2014 (Ref. 107629). Also from Calatagan and Nasugbu (Ref. 107853). Also Ref. 9710, 37792.

 Entered by: Froese, Rainer - 23.05.96
 Modified by: Valdestamon, Roxanne Rei - 29.04.13

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