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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.
Taxonomic Remarks
References with country records other than those from Hawaii and Johnston Islands refer to different species.
環境:環境 / 気候帯 / 深さの範囲 / 分布範囲
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.
初回成熟時の長さ / サイズ / 重さ / 年齢
成熟: Lm 14.5  range ? - ? cm
Max length : 15.4 cm SL オス/雌雄の選別がない; (Ref. 137577)
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).
Body shape (shape guide): short and / or deep; Cross section: compressed.
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).
ライフサイクルと交尾行動
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 2025-2 (Global))
人間に対する脅威
Reports of ciguatera poisoning (Ref. 30298)
人間の用途
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
モデルに基づく推定値
系統多様性指数 (参照 82804) |
PD50 = 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.02291 (0.01369 - 0.03832), b=3.03 (2.89 - 3.17), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
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0 |
回復力 (参照 120179) |
高い, 15か月以下の倍増期間の最小個体群 (K=0.9). |
漁業の脆弱性 (Ref. 59153) |
Low to moderate vulnerability (28 of 100). 🛈 |
価格帯 (Ref. 80766) |
Medium.
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栄養素 (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); |