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Characiformes (Characins) >
Acestrorhamphidae (American tetras) > Stichonodontinae
Eponymy: Dr William J Moenkhaus (1871–1947) was an American geneticist and ichthyologist who became Professor of Physiology at Indiana University Medical School (1904–1941), where he was Eigenmann’s colleague. [...] (Ref. 128868), visit book page.
More on author: Eigenmann.
Taxonomic Remarks
See Géry (1977: 446) for identification key.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
; eau douce benthopélagique; pH range: 6.0 - 6.5. Tropical; 24°C - 27°C (Ref. 2060)
South America: Upper Amazon, Pachitea, and Maroni River basins.
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 7.2 cm SL mâle / non sexé; (Ref. 38376)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Vertèbres: 34 - 35. Distinguished by the following characters: dark brown to black spots in the center of scales; caudal spot absent; humeral spot absent; caudal peduncle about deep as long; 26-29 branched anal rays; 33-35 scales on lateral line; 5 scales above lateral line; 4 scales below lateral line; 9 scales in a regularly row before dorsal fin; 4 to 5 supraneurals; 34-35 vertebrae; and a relatively large eye, 2.36-2.87 times in head length (Ref. 55829).
Body shape (shape guide): short and / or deep.
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Lima, F.C.T., L.R. Malabarba, P.A. Buckup, J.F. Pezzi da Silva, R.P. Vari, A. Harold, R. Benine, O.T. Oyakawa, C.S. Pavanelli, N.A. Menezes, C.A.S. Lucena, M.C.S.L. Malabarba, Z.M.S. Lucena, R.E. Reis, F. Langeani, C. Moreira et al. …, 2003. Genera Incertae Sedis in Characidae. p. 106-168. 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. 38376)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: d'intérêt potentiel
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf. 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=0.01479 (0.00594 - 0.03681), b=3.00 (2.78 - 3.22), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Niveau trophique (Réf. 69278) |
3.4 ±0.5 se; based on size and trophs of closest relatives |
Résilience (Réf. 120179) |
Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.). |
Vulnérabilité de la pêche (Ref. 59153) |
Low vulnerability (15 of 100). 🛈 |
Catégorie de prix (Ref. 80766) |
Unknown.
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