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Characiformes (Characins) >
Curimatidae (Toothless characins)
Etymology: Cyphocharax: Greek, kyphos = curved, humpback + Greek, charax = a marine fish without identification (Ref. 45335).
More on author: Günther.
Issue
See Vari (1992:100) for detailed description.
Environment: milieu / climate zone / depth range / distribution range
Sinh thái học
; Nước ngọt Sống nổi và đáy; pH range: 6.0 - 7.8; dH range: ? - 25. Tropical; 20°C - 28°C (Ref. 2060)
South America: Cuyuni River in Guyana and eastern Venezuela; coastal rivers of the Guianas from the Essequibo River of Guyana to Mana River of French Guiana; upper Branco River in Brazil; possibly occurring in the Orinoco and upper Negro rivers.
Bộ gần gũi / Khối lượng (Trọng lượng) / Age
Maturity: Lm ? range ? - ? cm
Max length : 10.4 cm SL con đực/không giới tính; (Ref. 38013)
Occurs in the rapids, in creeks with sandy or rocky bottoms. Feeds on detritus (Ref. 12225).
Life cycle and mating behavior
Maturities | Sự tái sinh sản | Spawnings | Egg(s) | Fecundities | Ấu trùng
Spawns during rainy season in flooded areas.
Vari, R.P., 1992. Systematics of the neotropical characiform genus Cyphocharax Fowler (Pisces, Ostariophysi). Smithson. Contrib. Zool. 529:137 p. (Ref. 11334)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Các công cụ
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=0.01380 (0.00737 - 0.02585), b=3.05 (2.89 - 3.21), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Mức dinh dưỡng (Ref.
69278): 2.0 ±0.00 se; based on food items.
Thích nghi nhanh (Ref.
120179): Chiêù cao, thời gian nhân đôi của chủng quần tối thiểu là dưới 15 tháng (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
