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Characiformes (Characins) >
Acestrorhamphidae (American tetras) > Acestrorhamphinae
Etymology: Astyanax: The name of Astyanax, Hector´s son in the Greek mythology (Ref. 45335); leopoldi: The name is dedicated to King Leopold III of Belgium who participated in the ichthyological collections of the Oyapock River in 1962 (Ref. 27188).
Eponymy: Astyanax was the son of Hector in Greek mythology. See Homer’s Iliad for details. The reasoning for its use for a genus of characins is not explained. Leopold Filips Karel Albert Meinrad Hubertus Maria Miguel, King Leopold III of Belgium (1901–1983) was King of the Belgians (1934–1951) before abdicating in favour of his son. [...] (Ref. 128868), visit book page.
More on authors: Géry, Planquette & LeBail.
Environment: milieu / climate zone / profondeur / distribution range
Écologie
; eau douce benthopélagique. Tropical
South America: Approuague and Oyapock River basins.
Taille / Poids / Âge
Maturité: Lm ? range ? - ? cm
Max length : 6.0 cm TL mâle / non sexé; (Ref. 12225)
Frequently found in calm zones of the rapids. Often captured in great numbers, indicating a gregarious behavior (Ref. 12225).
Life cycle and mating behavior
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 2025-1)
Menace pour l'homme
Harmless
Utilisations par l'homme
Aquaculture: probable utilisation future
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Phylogenetic diversity index (Réf.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01096 (0.00493 - 0.02437), b=3.10 (2.93 - 3.27), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Niveau trophique (Réf.
69278): 3.0 ±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.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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