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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.
Taxonomic Remarks
See Vari (1992:100) for detailed description.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
; sötvatten bentopelagisk; 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.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 10.4 cm SL hane/ej könsbestämd; (Ref. 38013)
Occurs in the rapids, in creeks with sandy or rocky bottoms. Feeds on detritus (Ref. 12225).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
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)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Verktyg
Särskilda rapporter
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Internet-källor
Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01413 (0.00754 - 0.02645), b=3.04 (2.88 - 3.20), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
2.0 ±0.00 se; based on food items. |
Resiliens (Ref. 120179) |
Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.). |
Sårbarhet i fisket (Ref. 59153) |
Low vulnerability (21 of 100). 🛈 |