分類 / 名前
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Siluriformes (Catfishes) >
Bagridae (Bagrid catfishes)
Etymology: Hemibagrus: Greek, hemi = the half + Mozarabic, bagre, Greek, pagros = a fish, Dentex sp. (Ref. 45335).
More on author: Bleeker.
環境：環境 / 気候帯 / 深さの範囲 / 分布範囲
生態学
; 新鮮な水 底生の. Temperate
Asia: Yangtze river, China.
サイズ / 重さ / 年齢
成熟: Lm ? range ? - ? cm
Max length : 57.8 cm TL オス/雌雄の選別がない; (Ref. 137622); common length : 7.7 cm SL オス/雌雄の選別がない; (Ref. 35840); 最大公表体重: 388.30 g (Ref. 115182)
背面の脊椎 (合計) : 2; 背鰭 (合計) : 7; 臀鰭: 11 - 13. Gray and brownish body, no spot. Barbels are of different lengths; nasal barbel reaches the middle of the eye, maxillary barbel reaches the base of the pectoral fin, the outer mandibular barbel reaches the gill edge, inner mandibular barbel is shorter than the outer one, but longer than the nasal barbel. Only one chamber in the swimming bladder. Adipose fin starts right behind the dorsal fin, till the base of the caudal fin. Caudal fin is 2/5 of the length of the adipose fin (Ref.33423)
Body shape (shape guide): elongated.
Oviparous, distinct pairing possibly like other members of the same family (Ref. 205).
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Ferraris, C.J. Jr., 2007. Checklist of catfishes, recent and fossil (Osteichthyes: Siluriformes), and catalogue of siluriform primary types. Zootaxa 1418:1-628. (Ref. 58032)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-2 (Global))
人間の用途
水産業: 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): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00871 (0.00728 - 0.01042), b=2.90 (2.85 - 2.95), in cm total length, based on LWR estimates for this species (Ref.
93245).
栄養段階 (参照
69278): 3.6 ±0.6 se; based on size and trophs of closest relatives
回復力 (参照
120179): 手段, １．４年～４．４年の倍増期間の最小個体群 (Assuming Fec < 10,000).
漁業の脆弱性 (Ref.
59153): Moderate vulnerability (43 of 100).
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