Environment: milieu / climate zone / depth range / distribution range
Ecologia
; acqua dolce benthopelagico. High altitude
Asia: endemic to Erhai Lake in Yunnan Province, China.
Size / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 35.0 cm OT maschio/sesso non determinato; (Ref. 26563)
Body gray or yellowish black, top of body black and white on abdomen; scales on upper sides of body with markedly black spots. Barbels 1 or 2 pairs and rostral one degenerated or less developed.
Inhabits lake (Ref. 26563). Length type refers to body length (Ref. 26563). Stays in the open water area of the lake. Feeds mainly on zoobenthos, insect larva and plants. Spawning period from March to April. Local people call it "Chun-Yu" (spring fish), as it spawns early (Ref. 45563).
Life cycle and mating behavior
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
Hwang, H.C., I.Y. Chen and P.C. Yueh, 1988. The freshwater fishes of China in colored illustrations. Vol. 2. Shanghai Sciences and Technology Press, Shanghai, China. 201 p. (Ref. 26563)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Pesca: commerciale
Informazioni ulteriori
Nomi ComuniSinonimiMetabolismoPredatoriEcotossicologiaRiproduzioneMaturitàDeposizioneSpawning aggregationFecundityUovaEgg development
BibliografiaAcquacolturaProfilo di acquacolturaVarietàGeneticaElectrophoresesEreditarietàMalattieElaborazioneNutrientsMass conversion
CollaboratoriImmaginiStamps, Coins Misc.SuoniCiguateraVelocitàModalità di nuotoArea branchialeOtolithsCervelliVista
Strumenti
Special reports
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Fonti Internet
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=0.00603 (0.00254 - 0.01427), b=3.13 (2.92 - 3.34), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.3 ±0.5 se; based on size and trophs of closest relatives
Resilienza (Ref.
120179): Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (26 of 100).