رده بندی / Names
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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 / climate zone / تغييرات عمق / distribution range
بوم شناسي
; آب شيرين نزديك كف زي. Subtropical
Asia: Zhujiang River in China. Occurrence in Taiwan doubtful.
Size / Weight / سن
بلوغ: Lm ? range ? - ? cm
Max length : 37.0 cm TL جنس نر / بدون خواص جنسي; (Ref. 128592); common length : 27.0 cm SL جنس نر / بدون خواص جنسي; (Ref. 35840); بيشينه وزن گزارش شده: 608.80 g (Ref. 128592)
Adults inhabit gravel bottom of streams (Ref. 9671). Utilized for food (Ref. 89718).
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | تخم ها | Fecundity | توزاد ( لارو)
Huang, H. et al., 1987. The freshwater fishes of China in coloured illustrations. The freshwater fishes of China in coloured illustrations. (Ref. 9671)
وضعيت در فهرست قرمز IUCN (Ref. 130435: Version 2025-1)
خطر برای انسان ها
Harmless
استفاده انسانی
ماهي گيري – شيلات: تجاري
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
Estimates based on models
Phylogenetic diversity index (مرجع
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).
جهندگی (مرجع
120179): متوسط, كمينه زمان لازم براي دو برابر شدن جمعيت 4/1 – 4/4 سال (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (27 of 100).
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