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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.
Environment: milieu / climate zone / depth range / distribution range
Ecologie
; zoet water demersaal; 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.
Grootte / Gewicht / Leeftijd
Maturity: Lm ? range ? - ? cm
Max length : 4.0 cm TL mannelijk / geslacht onbekend; (Ref. 5258); common length : 2.1 cm SL mannelijk / geslacht onbekend; (Ref. 35840)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 2 - 3; Dorsale zachte stralen (totaal) : 6 - 7; Anale stekels: 3; Anale zachte stralen: 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).
Found in clean, sluggish coastal stream amongst hydrophytes (Ref. 85799). Can survive in water temperature as low as 5°C. Feed on zooplankton and detritus. Aquarium keeping: in groups of 5 or more individuals; minimum aquarium size 60 cm (Ref. 51539).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
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)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2024-1)
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: van groot commercieel belang; Aquarium: van groot commercieel belang
Tools
Speciale rapporten
Download XML
Internetbronnen
Estimates based on models
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01023 (0.00400 - 0.02616), b=3.08 (2.85 - 3.31), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 2.7 ±0.31 se; based on food items.
Weerstandsvermogen (Ref.
120179): Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (tm<1).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
