Environment: milieu / climate zone / depth range / distribution range
Ekologi
; sötvatten bentopelagisk. Subtropical
Asia: China.
Size / Vikt / Age
Maturity: Lm ? range ? - ? cm
Max length : 30.0 cm TL hane/ej könsbestämd; (Ref. ); common length : 12.0 cm SL hane/ej könsbestämd; (Ref. 35840)
Body blackish gray on back, silvery white on abdomen, yellow and green luster on sides; dorsal fin grayish dark, caudal fins light yellow and lower lobe of caudal fin red. Barbels absent or with a pair of papilla at corners of mouth; outer edge of dorsal fin markedly concave.
Lives in upper and middle layers of water bodies and dwells mainly in the deep parts of lakes (Ref. 45563). Feeds on plankton (Ref. 33508) and algae (Ref. 45563). Spawning period is from April to September, peak in May and June (Ref. 45563).
Life cycle and mating behavior
Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | Larver
Luo, Y. and P. Yue, 2000. Cyprinidae: Cyprininae. p. 391-433. In P. Yue et al. (Eds). Fauna Sinica. Osteichthyes. Cypriniformes III. Science Press. Beijing. 1-661. (Ref. 45623)
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 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01175 (0.00548 - 0.02519), b=3.00 (2.82 - 3.18), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 2.7 ±0.30 se; based on food items.
Resiliens (Ref.
120179): Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (20 of 100).
