分類 / 名前
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Cypriniformes (Carps) >
Cyprinidae (Minnows or carps) > Labeoninae
Etymology: Garra: Name based on a vernacular Indian name (Hamilton, 1822:343, Ref. 1813); a fish living in mud (Ref. 128817); regressus: The species name regressus, from the Latin 'regress', meaning to go back, is chosen in reference to the regressed rostral cap characteristic of the species (Ref. 58532).
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, usually 2 - ? m (Ref. 58532). Tropical
Africa: region of Gerima in southern part of Lake Tana, Ethiopia (Ref. 58532).
サイズ / 重さ / 年齢
成熟: Lm ?  range ? - ? cm
Max length : 12.2 cm SL オス/雌雄の選別がない; (Ref. 58532)
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) : 10; 肛門の骨: 0; 臀鰭: 8. Diagnosis: This species is unique among African Garra in possession of a small, acutely pointed head, narrow mouth, regressed rostral cap, and a fully exposed upper jaw (Ref. 58532).
Body shape (shape guide): elongated.
Specimens were collected by trawl in papyrus beds close to shore, 25-30m, in water about 2.5m in depth (Ref. 58532).
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Stiassny, M.L.J. and A. Getahun, 2007. An overview of labeonin relationships and the phylogenetic placement of the Afro-Asian genus Garra Hamilton, 1922 (Teleostei: Cyprinidae), with the description of five new species of Garra from Ethiopia, and a key to all African species. Zool. J. Linn. Soc. 150:41-83. (Ref. 58532)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-2 (Global))
脆弱 (VU) (B1ab(v)); Date assessed: 01 May 2009
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): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00794 (0.00359 - 0.01758), b=3.04 (2.87 - 3.21), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
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 (10 of 100).
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