分類 / Names
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Acanthuriformes (Surgeonfishes) >
Acanthuridae (Surgeonfishes, tangs, unicornfishes) > Acanthurinae
Etymology: Ctenochaetus: Greek, kteis, ktenos = comb + Greek, chaite = hair (Ref. 45335).
More on author: Bennett.
Issue
References with country records other than those from Hawaii and Johnston Islands refer to different species.
Environment: milieu / climate zone / depth range / distribution range
生態学
海 関連する礁; 深さの範囲 1 - 113 m (Ref. 42056). Tropical; 21°C - 27°C (Ref. 27115); 23°N - 16°N, 170°W - 154°W
Eastern Central Pacific: endemic to the Hawaiian Islands and Johnston Island.
Length at first maturity / サイズ / 重さ / 年齢
Maturity: Lm 14.5 range ? - ? cm
Max length : 15.0 cm SL オス/雌雄の選別がない; (Ref. 94645)
背面の脊椎 (合計) : 8; 背鰭 (合計) : 25 - 28; 肛門の骨: 3; 臀鰭: 22 - 25. Yellow on edge of orbit broad and conspicuous (pale in preservative), especially posteriorly. Small spots on head blue, not extending onto anterior body or chest. Posterior gill rakers 30-36 (Ref 42056).
Benthopelagic over coral, rock, and rubble (Ref. 58302). Solitary. Mainly diurnal (Ref. 4887). Feeds on detritus by whisking its comb-like teeth over the bottom as it closes its mouth (Ref. 3921).
Life cycle and mating behavior
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Spawn in pairs (Ref. 240).
Randall, J.E and K.D. Clements, 2001. Second revision of the surgeonfish genus Ctenochaetus (Perciformes: Acanthuridae), with descriptions of two new species. Indo-Pac. Fish. (32):33 p. (Ref. 42056)
IUCNのレッドリストの状況は (Ref. 130435: Version 2024-1)
人間に対する脅威
Reports of ciguatera poisoning (Ref. 30298)
Human uses
水産業: 商業; 水族館・水槽: 商業
用具
特記事項
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インターネットの情報源
Estimates based on models
Preferred temperature (Ref.
123201): 24.4 - 28.9, mean 27.4 °C (based on 382 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02344 (0.01408 - 0.03904), b=3.02 (2.88 - 3.16), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
回復力 (Ref.
120179): 高い, １５か月以下の倍増期間の最小個体群 (K=0.9).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (28 of 100).
Nutrients (Ref.
124155): Calcium = 36.5 [21.5, 62.2] mg/100g; Iron = 0.234 [0.123, 0.562] mg/100g; Protein = 17.8 [16.5, 19.1] %; Omega3 = 0.145 [0.088, 0.239] g/100g; Selenium = 21.2 [11.4, 39.3] μg/100g; VitaminA = 69.9 [15.6, 295.7] μg/100g; Zinc = 0.43 [0.30, 1.45] mg/100g (wet weight);
