Environment: milieu / climate zone / depth range / distribution range
Ekologi
; sötvatten bentopelagisk. Subtropical; 10°C - 22°C (Ref. 12468)
Asia: northern China to northern Vietnam.
Size / Vikt / Age
Maturity: Lm ?  range ? - ? cm
Max length : 22.5 cm TL hane/ej könsbestämd; (Ref. 126870); common length : 13.0 cm SL hane/ej könsbestämd; (Ref. 35840); publicerad maxvikt: 387.80 g (Ref. 96543)
Adults are common in streams and rivers with rapid water flow, but not deep or stagnant waters. Feed on zooplankton, small crustaceans, macroscopic algae, small fish and detritus.
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver
Man, S.H. and I.J. Hodgkiss, 1981. Hong Kong freshwater fishes. Urban Council, Wishing Printing Company, Hong Kong, 75 p. (Ref. 5258)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
Fiskeri: mindre kommeriell
Verktyg
Special reports
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00813 (0.00700 - 0.00943), b=3.10 (3.06 - 3.14), in cm total length, based on LWR estimates for this species (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.1 ±0.43 se; based on food items.
Resiliens (Ref.
120179): Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Assuming Fec < 10,000).
Fishing Vulnerability (Ref.
59153): Low vulnerability (13 of 100).