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Siluriformes (Catfishes) >
Pimelodidae (Long-whiskered catfishes)
Etymology: Sorubim: Brazilian local name, sorubim (Ref. 45335); cuspicaudus: Name from Latin 'cuspis' for pointed and '-caudus' for tail, referring to its pointed caudal-fin lobes (Ref. 57983).
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
; eau douce démersal. Tropical
South America: Lake Maracaib, Magdalena and Sinu River basins.
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 80.0 cm SL mâle / non sexé; (Ref. 36506)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Rayons mous anaux: 18 - 22; Vertèbres: 50 - 54. Distinguished from its congeners by the following characters: caudal fin deeply forked; outer, unbranched principal rays of upper and lower lobes longest in each lobe and about equal in length; posterior fontanelle elongate, forming conspicuous groove on supraoccipital bone, skin pigmented black in groove (vs. congeners which are without elongate posterior fontanelle, supraoccipital groove, or black pigment); unique in having combination of elongate body and broad-shaped head (vs. congeners with either elongate body and head, or stout body with broad head) (Ref, 57983).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Lundberg, J.G. and M.W. Littmann, 2003. Pimelodidae (Long-whiskered catfishes). p. 432-446. 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. 36506)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf.
82804): PD
50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00437 (0.00275 - 0.00692), b=3.11 (2.98 - 3.24), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Niveau trophique (Réf.
69278): 4.3 ±0.8 se; based on size and trophs of closest relatives
Résilience (Réf.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Preliminary K or Fecundity.).
Vulnérabilité de la pêche (Ref.
59153): High vulnerability (59 of 100).
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