Classification / Noms
Noms communs | Synonymes | Catalog of Fishes(Genre, Espèce) | ITIS | CoL | WoRMS | Cloffa
>
Characiformes (Characins) >
Acestrorhamphidae (American tetras) > Megalamphodinae
Etymology: Megalamphodus: Greek, megas, megalos = great + Greek, amphi = in both sides + Greek, odous = teeth (Ref. 45335).
Eponymy: Edward Copeland was a volunteer on the Thayer Brazilian Expedition (1865) that collected the type specimens. [...] (Ref. 128868), visit book page.
Taxonomic Remarks
Ornamental species. See Weitzman & Palmer (1997: 226) and Planquette et al. (1996: 288-289) for comments.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
; eau douce benthopélagique. Tropical; 24°C - 28°C (Ref. 13371)
South America: Upper Solimões, Mana and Approuague River basins.
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 5.0 cm TL mâle / non sexé; (Ref. 116983)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Lateral line incomplete.
Body shape (shape guide): fusiform / normal.
Frequently found in waters with slow current or the counter current zones of small creeks with clear water and sandy bottom. It occupies the upstream portion of rivers before a waterfall. Its capture in great numbers suggest a gregarious behavior (Ref. 12225). Its reproduction in captivity has not been reported (Ref. 27188). Maximum length 5.0 SL (Ref. 12225).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Planquette, P., P. Keith and P.-Y. Le Bail, 1996. Atlas des poissons d'eau douce de Guyane. Tome 1. Collection du Patrimoine Naturel Volume 22, MNHN, Paris & INRA, Paris. 429 p. (Ref. 12225)
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): PD
50 = 0.5002 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00977 (0.00517 - 0.01847), b=3.06 (2.89 - 3.23), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Niveau trophique (Réf.
69278): 3.2 ±0.4 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 (10 of 100).
🛈