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Cypriniformes (Carps) >
Cyprinidae (Minnows or carps) > Acrossocheilinae
Etymology: Onychostoma: Greek, onyx, -ychos = nail + Greek, stoma = mouth (Ref. 45335).
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
; zoet water benthopelagisch; diepte 0 - 10 m. Subtropical; 25°N - 23°N
Asia: Taiwan (Ref. 6376) and China (Ref. 57879).
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm
Max length : 50.0 cm SL mannelijk / geslacht onbekend; (Ref. 6898); common length : 25.0 cm SL mannelijk / geslacht onbekend; (Ref. 6898)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Head short and top of head convex; snout short and conical; eyes small and interorbital space wide. Dorsal fin without spine, origin of it nearer to tip of snout and opposite ahead of origin of ventral fin; base of anal fin short and its outer margin truncated.
Body shape (shape guide): short and / or deep; Cross section: compressed.
Inhabits rapid flowing streams.
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Shao, K.-T. and P.L. Lim, 1991. Fishes of freshwater and estuary. Encyclopedia of field guide in Taiwan. Recreation Press, Co., Ltd., Taipei. vol. 31. 240 p. (in Chinese). (Ref. 6898)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Gevaar voor de mens
Harmless
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Schattingen op basis van modellen
Fylogenetische diversiteitsindex (Ref. 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=0.01995 (0.00906 - 0.04395), b=3.01 (2.83 - 3.19), in cm total length, based on all LWR estimates for this body shape (Ref. 93245). |
Trofisch niveau (Ref. 69278) |
2.6 ±0.3 se; based on size and trophs of closest relatives |
Weerstandsvermogen (Ref. 120179) |
laag, minimale populatieverdubbelingstijd 4,5-14 jaar (Preliminary K or Fecundity.). |
Kwetsbaarheid van de visserij (Ref. 59153) |
Moderate to high vulnerability (55 of 100). 🛈 |