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Characiformes (Characins) >
Characidae (Characins; tetras) > Cheirodontinae
Etymology: Cheirodon: Greek, cheir = hand + Greek, odous = teeth (Ref. 45335).
More on author: Jenyns.
Issue
See Eigenmann (1928:44) for detailed description.
Environment: milieu / climate zone / depth range / distribution range
Écologie
; eau douce benthopélagique. Subtropical
South America: Atlantic versant rivers from Tramandaí River drainage in Brazil to the Colorado River in Argentina, including the lower Paraná and Uruguay River basins, and Laguna dos Patos drainage. Introduced in Pacific versant rivers of Chile, including Choapa and Quilimari Rivers, Estero Quintero, Estero Catapilco, Estero Casablanca, and Lake Peñuelas.
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 5.8 cm SL mâle / non sexé; (Ref. 37055); 6.0 cm TL (female)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 1; Rayons mous dorsaux (Total) : 10; Épines anales: 2; Rayons mous anaux: 18.
Occurs in lentic environment (Ref. 11229). Oviparous (Ref. 205).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Malabarba, L.R., 1998. Monophyly of the Cheirodontinae, characters and major clades (Ostariophysi: Characidae). p. 193-233. In L.R. Malabarba, R.E. Reis, R.P. Vari, Z.M.S. Lucena and C.A.S. Lucena (eds.) Phylogeny and classification of neotropical fishes. Porto Alegre: EDIPUCRS. (Ref. 34064)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2024-2)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: commercial; Aquarium: Commercial
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5010 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01349 (0.00511 - 0.03560), b=3.05 (2.83 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 2.4 ±0.5 se; based on size and trophs of closest relatives
Résilience (Ref.
120179): Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).