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Cypriniformes (Carps) >
Cyprinidae (Minnows or carps) > Labeoninae
Etymology: Ptychidio: Greek, ptyx, ptychos = fold (Ref. 45335).
Eponymy: Dr David Starr Jordan (1851–1931) was a leading American ichthyologist, physician, educator, peace activist and believer in eugenics; moreover, he was founding President of Stanford University. [...] (Ref. 128868), visit book page.
More on author: Myers.
Environment: milieu / Zona climática / intervalo de profundidade / distribution range
Ecologia
; Água doce demersal. Subtropical
Asia: Zhujiang River in China. Occurrence in Taiwan doubtful.
Tamanho / Peso / Idade
Maturidade: Lm ? range ? - ? cm
Max length : 37.0 cm TL macho/indeterminado; (Ref. 128592); common length : 27.0 cm SL macho/indeterminado; (Ref. 35840); peso máx. publicado: 608.80 g (Ref. 128592)
Adults inhabit gravel bottom of streams (Ref. 9671). Utilized for food (Ref. 89718).
Ciclo de vida ou comportamento de acasalamento
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
Huang, H. et al., 1987. The freshwater fishes of China in coloured illustrations. The freshwater fishes of China in coloured illustrations. (Ref. 9671)
Status na Lista Vermelha da UICN (Ref. 130435: Version 2025-1)
Ameaça para os humanos
Harmless
Uso pelos humanos
Pescarias: espécies comerciais
Ferramentas
Relatórios especiais
Baixar XML
Fontes da internet
Estimates based on models
Índice de diversidade filogenética (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00977 (0.00582 - 0.01642), b=3.13 (2.99 - 3.27), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Resiliência (Ref.
120179): médio(a), tempo mínimo de duplicação da população 1,4 - 4,4 anos (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (27 of 100).
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