Acanthurus reversus

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Acanthurus reversus Randall & Earle, 1999

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Acanthurus reversus   AquaMaps   Data sources: GBIF OBIS
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Acanthurus reversus
Picture by Randall, J.E.

分類 / Names 俗名 | 同種異名 | Catalog of Fishes(, ) | ITIS | CoL | WoRMS | Cloffa

Teleostei > Acanthuriformes (Surgeonfishes) 鱸形目 (Surgeonfishes) > Acanthuridae (Surgeonfishes, tangs, unicornfishes) 刺尾魚科 (Surgeonfishes, tangs, unicornfishes) > Acanthurinae
Etymology: Acanthurus: Greek, akantha = thorn + Greek, oura = tail (Ref. 45335);  reversus: Named in reference to the reversal of the color pattern of the caudal fin compared to that of A. olivaceus, its closest relative..
More on authors: Randall & Earle.

Environment: milieu / climate zone / depth range / distribution range 生態學

海洋 礁區魚類; 深度上下限 4 - 15 m (Ref. 41630). 熱帶

分布 國家 | FAO區域 | 生態系 | 發現紀錄 | Point map | 簡介 | Faunafri

Eastern Central Pacific: Marquesas Islands.
中太平洋東部: 馬貴斯群島。

大小 / 重量 / 年齡

Maturity: Lm ?  range ? - ? cm
Max length : 34.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 89972)

簡短描述 型態特徵 | 形態測量圖

背棘 (總數): 9; 背的軟條 (總數): 24-25; 臀棘 3; 臀鰭軟條: 23 - 24. Caudal concavity 3.35-4.7 in SL; brown in life, the posterior half of body sometimes abruptly paler, with an elongate orange spot extending posteriorly from upper end of gill opening, the posterior half enclosed by a broad, deep blue band that extends beyond tip of pectoral fin; dorsal and anal fin base with a faint orange line, the soft portion of the dorsal with three dark longitudinal bands on outer one-half of fin, the anal fin with a narrow blue margin; caudal fin pale yellow with a broad black posterior border that narrows as it extends onto elongate lobes of fin; outer one-third of pectoral fins abruptly white; juveniles bright yellow with blue margins on dorsal and anal fins (Ref. 41630).
尾部的凹窪 3.35-4.7 分之一標準體長; 褐色活著時, 身體的後半段有時突然較灰白, 有一個從鰓裂的上端向後延伸的細長的橘色斑點,被延伸超過胸鰭頂端的一條寬的, 深的藍色條紋隔絕的後半段; 背部的與臀鰭基底具有一個模糊的橘色線,背部的柔軟部位在外部的鰭的一半上有三條深色的縱向條紋, 臀鰭有狹窄的藍色邊緣; 尾鰭白黃色的具有一個寬的黑色後緣哪一狹窄的當它在鰭的細長葉之上延伸; 外部的三分之一胸鰭醒目的白色; 稚魚鮮黃色的在背鰭與臀鰭上有藍色的邊緣.(參考文獻 41630)

生物學特性     字彙 (例如 epibenthic)

Found inshore (Ref. 41630). Feeds on filamentous algae (Ref. 89972).

發現於岸邊了。 (參考文獻 41630)

Life cycle and mating behavior 成熟度 | 繁殖 | 產卵場 | | 孕卵數 | 仔魚

中太平洋東部: 馬貴斯群島。

主要參考資料 Upload your references | 參考文獻 | 合作者 : Randall, John E. | 合作者

Randall, J.E. and J.L. Earle, 1999. Acantharus reversus, a new species of surgeonfish (Perciformes: Acanthuridae) from the Marquesas Islands. Proc. Calif. Acad. Sci. 51(14):473-481. (Ref. 41630)

IUCN 瀕危狀態 (Ref. 130435)

  無危 (LC) ; Date assessed: 04 May 2010

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

對人類具威脅

  無害處的





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Estimates based on models

Preferred temperature (Ref. 123201): 27.5 - 29, mean 28 °C (based on 106 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 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).
營養階層 (Ref. 69278):  2.1   ±0.1 se; based on size and trophs of closest relatives
回復力 (Ref. 120179):  中等的, 族群倍增時間最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (24 of 100).
Nutrients (Ref. 124155):  Calcium = 60.2 [25.8, 177.6] mg/100g; Iron = 0.748 [0.283, 1.834] mg/100g; Protein = 18.2 [16.9, 19.5] %; Omega3 = 0.0919 [, ] g/100g; Selenium = 15.1 [5.2, 43.5] μg/100g; VitaminA = 40.6 [9.6, 161.2] μg/100g; Zinc = 2.83 [0.88, 5.30] mg/100g (wet weight);