Common names from other countries
分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Acanthuriformes (Surgeonfishes) >
Acanthuridae (Surgeonfishes, tangs, unicornfishes) > Acanthurinae
Etymology: Acanthurus: Greek, akantha = thorn + Greek, oura = tail (Ref. 45335).
More on author: Fowler.
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋; 半咸淡水 礁区鱼类; 深度上下限 0 - 119 m (Ref. 58302), usually 5 - 70 m (Ref. 27115). 24°C - 27°C (Ref. 27115); 23°N - 29°S, 32°E - 124°W
Indo-Pacific: East Africa, including the Mascarene Islands (Ref. 37792) to the Hawaiian, Marquesan, and Ducie islands, north to southern Japan, south to Rapa (Austral Islands). The Indian Ocean population is without the white caudal fin.
大小 / 重量 / 年龄
Maturity: Lm ?  range ? - ? cm
Max length : 27.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 3145)
背棘 (总数) : 9; 背的软条 (总数) : 23 - 26; 臀棘: 3; 臀鳍软条: 23 - 26. Body uniformly brown to dark brown; caudal fin pale in color (snow white in live fishes). Small, dark spot below and adjacent to axil of pectoral fin. Anterior gill rakers 15-18; posterior 14-16. Snout length 7.9 to 8.2 times in SL. Least depth of caudal peduncle 2.2 to 2.5 times in head length (Ref 9808).
This occasionally schooling species occurs in steep outer reef slopes and drop-offs (Ref. 1602, 48637). Benthopelagic over coral and sand (Ref. 58302). Feeds on zooplankton, particularly large gelatinous forms, and on fish eggs and crustaceans (Ref. 1920). Minimum depth reported taken from Ref. 128797.
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
Randall, J.E., 1956. A revision of the surgeonfish genus Acanthurus. Pac. Sci. 10(2):159-235. (Ref. 1920)
CITES (Ref. 128078)
Not Evaluated
人类利用
渔业: 商业性; 水族馆: 商业性
工具
特别资料
下载 XML
网络资源
Estimates based on models
Preferred temperature (Ref.
115969): 24.6 - 28.8, mean 27.6 (based on 1218 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02344 (0.01103 - 0.04981), b=2.96 (2.79 - 3.13), in cm Total Length, based on LWR estimates for this Genus-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.6 ±0.41 se; based on food items.
回复力 (Ref.
120179): 高度, 族群倍增时间少于 15个月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (17 of 100).