Environment: milieu / climate zone / depth range / distribution range
Ekologi
; sötvatten bentopelagisk. Subtropical
Asia: Qiantang River, China.
Size / Vikt / Age
Maturity: Lm ? range ? - ? cm
Max length : 15.0 cm TL hane/ej könsbestämd; (Ref. ); common length : 12.0 cm SL hane/ej könsbestämd; (Ref. 35840)
Body color dull black on back and upper sides of body, silvery white on lower sides and belly; with a markedly black stripe along lateral line. Origins of dorsal and pelvic fins opposite each other and located at the center of body; pectoral and pelvic fins short and small. Head small, pointed and slender; mouth large, corners reaching front edge of eyes and slit slanted (Ref. 45563).
Adults live in upper reaches of rivers, often in groups in search for food. They feed on larvae of aquatic insects, diatoms and filiform algae (Ref. 45563). Utilized for food (Ref. 80318).
Life cycle and mating behavior
Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | Larver
Luo, Y., 1998. Leuciscinae. p. 61-112. In Chen, Y.-Y. and et al. (Eds). Fauna Sinica. Osteichthyes. Cypriniformes II. Science Press. Beijing. 1-531. (Ref. 33783)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Verktyg
Special reports
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00617 (0.00292 - 0.01304), b=3.08 (2.91 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 2.4 ±0.20 se; based on food items.
Resiliens (Ref.
120179): Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
