分類 / 名前
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
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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).
Eponymy: Gustav Adolf Baron von Maydell (1919–1959) was a German ecologist, bio-geographer and collector. [...] (Ref. 128868), visit book page.
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. Tropical
Asia: middle reaches of the Krishna river drainage in southern India.
サイズ / 重さ / 年齢
成熟: Lm ?  range ? - ? cm
Max length : 165 cm TL オス/雌雄の選別がない; (Ref. 41209); 最大公表体重: 58.5 kg (Ref. 41209)
簡単な記述
検索表 | 形態学 | 形態計測学
背面の脊椎 (合計) : 2; 背鰭 (合計) : 7; 臀鰭: 12 - 14; 脊つい: 52. Distinguished from its congeners by a unique combination of the following characters: head length 30.8-32.4% SL, length of caudal peduncle 15.3-16.1% SL, depth of caudal peduncle 7.8-8.5% SL, dorsal to adipose distance 4.0-7.0% SL, eye diameter 11.5-12.3% HL, 52 vertebrae, and olive green body with orange fins (Ref. 41209).
Body shape (shape guide): elongated; Cross section: compressed.
Inhabits rivers. In Nagarjunasagar reservoir, this species contributed to the commercial fishery to the extent of 1 to 3 t per annum during 1976-80 (Ref. 43629).
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Ng, H.H. and C.J. Ferraris Jr., 2000. A review of the genus Hemibagrus in Southern Asia, with descriptions of two new species. Proc. Cal. Acad. Sci. 52(11):125-142. (Ref. 41209)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-2 (Global))
人間の用途
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 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00741 (0.00373 - 0.01472), b=2.94 (2.77 - 3.11), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
栄養段階 (参照 69278) |
3.8 ±0.6 se; based on size and trophs of closest relatives |
回復力 (参照 120179) |
非常に低い, 14年以上の倍増期間の最小個体群 (Preliminary K or Fecundity.). |
漁業の脆弱性 (Ref. 59153) |
Very high vulnerability (83 of 100). 🛈 |