分類 / 名前
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Cypriniformes (Carps) >
Cyprinidae (Minnows or carps) > Torinae
Etymology: jubae: The specific name alludes to the Juba River (Ref. 32347).
Eponymy: This is a toponym, referring to the Juba River in Ethiopia. (Ref. 128868), visit book page.
Taxonomic Remarks
This species has no status in Eschmeyer (CofF ver. Jul. 2010: Ref. 84883), but is placed in the genus Varicorhinus. Please send references, or more studies are needed.
環境:環境 / 気候帯 / 深さの範囲 / 分布範囲
生態学
; 新鮮な水 底生の漂泳性. Tropical
Africa: Ethiopia.
サイズ / 重さ / 年齢
成熟: Lm ?  range ? - ? cm
Max length : 13.5 cm SL オス/雌雄の選別がない; (Ref. 32347)
簡単な記述
検索表 | 形態学 | 形態計測学
背面の脊椎 (合計) : 0; 背鰭 (合計) : 14; 肛門の骨: 0; 臀鰭: 8; 脊つい: 39 - 40. The body is relatively deep, the head short and the snout bluntly rounded(Ref. 32347). Two pairs of short barbels are present (Ref. 32347). Small, offwhite tubercles are distributed over the sides of the snout (Ref. 32347). The mouth is wide and ventral; the lower jaw is short, its anterior edge gently curved and covered with a sharp-edged horny sheath (Ref. 32347). Dorsal fin has 4 unbranched and 10 branched rays, anal fin has 3 unbranched and 5 branched rays (Ref. 32347). Alcohol preserved specimens are dark grey-brown dorsally, silver-grey laterally and pale grey ventrally, the fins are pale grey (Ref. 32347). In life, the fishes were intensely silver, darkening dorsally (Ref. 32347).
Body shape (shape guide): fusiform / normal.
This species can be found in the Juba River, a permanently flowing river through acacia woodland; the fish were caught in a shallow stretch where the water flows rapidly over shingle (Ref. 32347).
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Banister, K.E., 1984. Three new species of Varicorhicus (Pisces, Cyprinidae) from Africa. Bull. Br. Mus. nat. Hist. (Zool.) 47(5):273-282. (Ref. 32347)
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: 興味がない
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=0.00955 (0.00430 - 0.02123), b=3.02 (2.84 - 3.20), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
栄養段階 (参照 69278) |
3.2 ±0.5 se; based on size and trophs of closest relatives |
回復力 (参照 120179) |
高い, 15か月以下の倍増期間の最小個体群 (Preliminary K or Fecundity.). |
漁業の脆弱性 (Ref. 59153) |
Low vulnerability (25 of 100). 🛈 |