Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
; sötvatten bottenlevande; flodvandrande (Ref. 51243). Subtropical; 15°C - 28°C (Ref. 12468)
Asia: China (Yangtze River basin).
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 68.0 cm TL hane/ej könsbestämd; (Ref. 125933); common length : 22.0 cm SL hane/ej könsbestämd; (Ref. 35840); publicerad maxvikt: 4.0 kg (Ref. 125933)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Body color in fries brown with 3 slanted dark bands on side of body; male adults red, female dark purple and a broad rouge-red vertical zone along lateral of body. Triangular and dorsal fin higher, extremely long and reaching as far as opposing to rear of anal fin; lips thick and with many small papilla; barbels absent; pharyngeal teeth 1 row and arranged like a comb (Ref. 45563).
Body shape (shape guide): fusiform / normal.
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Robins, C.R., R.M. Bailey, C.E. Bond, J.R. Brooker, E.A. Lachner, R.N. Lea and W.B. Scott, 1991. World fishes important to North Americans. Exclusive of species from the continental waters of the United States and Canada. Am. Fish. Soc. Spec. Publ. (21):243 p. (Ref. 4537)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: kommersiell; Vattenbruk: kommersiell
Verktyg
Särskilda rapporter
Ladda ner XML
Internet-källor
Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01023 (0.00419 - 0.02501), b=3.06 (2.85 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
3.1 ±0.4 se; based on size and trophs of closest relatives |
Resiliens (Ref. 120179) |
Låg, lägsta populationsfördubblingstid 4,5-14 år (Preliminary K or Fecundity.). |
Sårbarhet i fisket (Ref. 59153) |
High vulnerability (55 of 100). 🛈 |
Priskategori (Ref. 80766) |
Unknown.
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