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Acanthuriformes (Surgeonfishes) >
Acanthuridae (Surgeonfishes, tangs, unicornfishes) > Acanthurinae
Etymology: Acanthurus: Greek, akantha = thorn + Greek, oura = tail (Ref. 45335).
More on author: Randall.
Environment: milieu / climate zone / depth range / distribution range
生態学
海 関連する礁; 深さの範囲 2 - 30 m (Ref. 90102). Tropical; 24°N - 9°S, 71°E - 116°E
Indian Ocean: Bay of Bengal (Ref. 8940) and the Andaman Sea west to Maldives and Chagos Archipelago, and east to islands of southern Indonesia at least to Bali.
サイズ / 重さ / 年齢
Maturity: Lm ? range ? - ? cm
Max length : 25.0 cm TL オス/雌雄の選別がない; (Ref. 9710)
背面の脊椎 (合計) : 8; 背鰭 (合計) : 23 - 33; 肛門の骨: 3; 臀鰭: 22 - 29. Margin of caudal fin narrow and white. No orange area behind gill opening and extending ventrally behind base of pectoral fins (juveniles mimic the angelfish Centropyge eibli) (Ref 9808).
Occurs in shallow lagoon and seaward reefs, in areas of mixed coral, rock or sand. Juveniles mimic the cryptic Centropyge eibli (Ref. 9710, 48637).
Life cycle and mating behavior
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Randall, J.E., 1993. Acanthurus tristis, a valid Indian ocean surgeonfish (Perciformes: Acanthuridae). Spec. Publ. J.L.B. Smith Inst. Ichth. (54):1-8. (Ref. 8940)
IUCNのレッドリストの状況は (Ref. 130435: Version 2024-2)
Human uses
水産業: 商業; 水族館・水槽: 商業
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インターネットの情報源
Estimates based on models
Preferred temperature (Ref.
123201): 28 - 29, mean 28.7 °C (based on 180 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 (0.01118 - 0.04914), b=2.95 (2.78 - 3.12), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
栄養段階 (Ref.
69278): 2.2 ±0.1 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 高い, １５か月以下の倍増期間の最小個体群 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (15 of 100).
Nutrients (Ref.
124155): Calcium = 71.5 [30.5, 207.8] mg/100g; Iron = 0.809 [0.309, 1.972] mg/100g; Protein = 18.1 [16.9, 19.4] %; Omega3 = 0.104 [0.048, 0.220] g/100g; Selenium = 16.6 [5.7, 49.5] μg/100g; VitaminA = 44.5 [10.5, 175.3] μg/100g; Zinc = 3.05 [0.96, 5.66] mg/100g (wet weight);
