>
Acanthuriformes (Surgeonfishes) >
Acanthuridae (Surgeonfishes, tangs, unicornfishes) > Acanthurinae
Etymology: Acanthurus: Greek, akantha = thorn + Greek, oura = tail (Ref. 45335).
Eponymy: Jean-Jacques Dussumier (1792–1883) was a French merchant, collector, traveller and ship owner. [...] (Ref. 128868), visit book page.
More on author: Valenciennes.
Environment: milieu / climate zone / depth range / distribution range
Ökologie
seewasser riff-verbunden; tiefenbereich 4 - 131 m (Ref. 9710), usually 9 - 130 m (Ref. 27115). Tropical; 24°C - 28°C (Ref. 27115); 40°N - 37°S, 17°E - 155°W
Indo-Pacific: East Africa (including the Mascarene Islands, Ref. 37792) to the Hawaiian and Line islands, north to southern Japan, south to Rowley Shoals, southern Great Barrier Reef and Lord Howe Island. Absent from most of central Pacific.
Size / Gewicht / Alter
Maturity: Lm ? range ? - ? cm
Max length : 54.0 cm TL Männchen/unbestimmt; (Ref. 3145); common length : 35.0 cm TL Männchen/unbestimmt; (Ref. 3146); max. veröff. Alter: 30 Jahre (Ref. 127555)
Rückenflossenstacheln (insgesamt) : 9; Rückenflossenweichstrahlen (insgesamt) : 25 - 27; Afterflossenstacheln: 3; Afterflossenweichstrahlen: 24 - 26. Pale brown body; broader, irregular lines on head; orange band between eyes, continued behind each eye to gill cover. Each side of caudal peduncle with single, sharp, forward-pointing erectile spine; spine largely covered by cream sheath; groove surrounded by a black area. Dorsal fin with soft part having longer base than spinous part. Minute scales. Gill rakers 22-26 in anterior row, 23-27 in posterior row. Caudal fin lunate in adults (Ref. 1602).
Schooling species, usually occurring in seaward reefs at depths greater than 9 m (Ref. 1602). Adults mainly on deep coastal reef slopes and outer reef walls, often on deep shipwrecks. Juveniles found on algae-rocky reef (Ref. 48637). Benthopelagic (Ref. 58302). Occur singly or in groups (Ref. 37816). Feed on surface film of fine green and blue-green algae, diatoms, and detritus covering sand (Ref. 1602). Pair-spawner (Ref. 37816). Mainly diurnal. (Ref. 1602). Utilized as a food fish (Ref. 3146).
Life cycle and mating behavior
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fecundity | Larven
Probably spawn in pairs (Ref. 240).
Randall, J.E., 1986. Acanthuridae. p. 811-823. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 3145)
IUCN Rote Liste Status (Ref. 130435: Version 2024-1)
Nutzung durch Menschen
Fischereien: weniger kommerziell; Aquarium: Kommerziell
Tools
Can't connect to MySQL database fbquizv2. Errorcode: Too many connections
