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Perciformes/Percoidei (Perchs) >
Trachinidae (Weeverfishes)
Etymology: Trachinus: Greek, trachys, -eia, -ys = rough (Ref. 45335).
Eponymy: Jean Collignon was an oceanographer and marine biologist who was Head of Research at ORSTOM. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / profondeur / distribution range
Écologie
marin démersal. Tropical
Eastern Atlantic: tropical coast of west Africa, Gabon and Congo, probably further north and south.
Taille / Poids / Âge
Maturité: Lm ? range ? - ? cm
Max length : 15.0 cm TL mâle / non sexé; (Ref. 6790)
Found on soft bottoms (Ref. 2683) in littoral and shallow coastal waters (Ref. 6790).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Roux, C., 1990. Trachinidae. p. 893-895. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI, Paris; and UNESCO, Paris. Vol. 2. (Ref. 6790)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-1)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: commercial
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Preferred temperature (Réf.
123201): 24.4 - 28, mean 26.9 °C (based on 60 cells).
Phylogenetic diversity index (Réf.
82804): PD
50 = 0.5059 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00525 (0.00230 - 0.01199), b=3.07 (2.87 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Réf.
69278): 3.6 ±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.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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