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Characiformes (Characins) >
Crenuchidae (South American darters) > Crenuchinae
Etymology: Poecilocharax: Greek, poikilos = with a lot of colours + Greek, charax, -akos = a fish without identification (Ref. 45335).
Eponymy: Dr Stanley Howard Weitzman (1927–2017) was an American ichthyologist who was Research Scientist Emeritus, Division of Fishes, Department of Invertebrate Zoology, at the National Museum of Natural History, Smithsonian and a professor at George [...] (Ref. 128868), visit book page.
More on author: Géry.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
; eau douce benthopélagique; pH range: 5.2 - 6.5; dH range: ? - 5. Tropical; 24°C - 28°C (Ref. 2059)
South America: upper Solimões, upper Negro, and upper Orinoco River basins.
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 4.7 cm SL mâle / non sexé; (Ref. 137577)
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Male takes care of young.
Buckup, P.A., 2003. Crenuchidae (South American darters). p. 87-95. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 37059)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: commercial; Aquarium: Commercial
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf. 82804) |
PD50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01175 (0.00445 - 0.03100), b=3.08 (2.85 - 3.31), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Niveau trophique (Réf. 69278) |
3.3 ±0.4 se; based on size and trophs of closest relatives |
Vulnérabilité de la pêche (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |
Catégorie de prix (Ref. 80766) |
Unknown.
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