分類 / 名前
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Cypriniformes (Carps) >
Tanichthyidae (Mountain minnows)
Etymology: Tanichthys: Named for Mr Tan Kam Fei, the famous Scout of Kwangtung; for his interest in ichthyology and encouraging the young scouts toward the study of nature.
Eponymy: Tan Kam Fei was a Chinese boy-scout leader who discovered and collected the first specimens of the minnows (1932) and brought them to the attention of the author. (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; pH range: 6.0 - 8.0; dH range: 5 - 19. Tropical; 18°C - 22°C (Ref. 1672); 24°N - 18°N, 104°E - 121°E (Ref. 85799)
Asia: China (Ref. 1739) and Viet Nam (Ref. 44416). Thought to be extinct in the wild (Ref. 89952). Introduced elsewhere.
サイズ / 重さ / 年齢
成熟: Lm ? range ? - ? cm
Max length : 4.0 cm TL オス/雌雄の選別がない; (Ref. 5258); common length : 2.1 cm SL オス/雌雄の選別がない; (Ref. 35840)
背面の脊椎 (合計) : 2 - 3; 背鰭 (合計) : 6 - 7; 肛門の骨: 3; 臀鰭: 7 - 9. Body green, with golden vertical zones on central axis of body and a number of dark lines above zones; dorsal and anal fins green and transparent edge; base of caudal fin with large red round spots. Snout blunt; lip thin and lower jaw a bit protruded; barbel absent; dorsal fin short and opposite anal fin, pectoral and pelvic fins small; pelvic scute absent (Ref. 45563).
Body shape (shape guide): fusiform / normal; Cross section: compressed.
Adults are found in clean, sluggish coastal stream amongst hydrophytes (Ref. 85799). They can survive in water temperature as low as 5°C. They feed on zooplankton and detritus. Migratory behaviour is undetermined (Ref. 126106). Aquarium keeping: in groups of 5 or more individuals; minimum aquarium size 60 cm (Ref. 51539).
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Kottelat, M., 2001. Freshwater fishes of northern Vietnam. A preliminary check-list of the fishes known or expected to occur in northern Vietnam with comments on systematics and nomenclature. Environment and Social Development Unit, East Asia and Pacific Region. The World Bank. 123 p. (Ref. 44416)
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: 高い商業の; 水族館・水槽: 高い商業の
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 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01023 (0.00397 - 0.02640), b=3.08 (2.86 - 3.30), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
栄養段階 (参照
69278): 2.7 ±0.31 se; based on food items.
回復力 (参照
120179): 高い, １５か月以下の倍増期間の最小個体群 (tm<1).
漁業の脆弱性 (Ref.
59153): Low vulnerability (10 of 100).
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