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Siluriformes (Catfishes) >
Schilbeidae (Schilbid catfishes)
Etymology: Pareutropius: Greek, par = beside, near + Greek, eu = well + Greek, tropis = keel, in reference to the compressed body of the fish; buffei: Named for Mr Buffe, former Director of the "Service de Eaux et Forets" of Dahomey (now Benin) (Ref. 43912).
Eponymy: J Buffe was Director, Eaux et Forêts (Waters and Forests) Service, Dahomey (Benin). He wrote: Les Pêcheries en branchage „acadja“ des lagunes du Bas-Dahomey (1958). He was one of the party which collected the catfish holotype (1957). (Ref. 128868), visit book page.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
; eau douce démersal; pH range: 6.0 - 8.0; dH range: 5 - 19; potamodrome (Ref. 51243). Tropical; 24°C - 27°C (Ref. 1672); 14°N - 4°N
Africa: lower Niger (Nigeria), lower Ouémé (Benin) and coastal freshwater lagoons lying between these rivers; also in the Cross River (Nigeria)(Ref. 57127, 81643).
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 11.5 cm TL mâle / non sexé; (Ref. 57961)
Épines dorsales (Total) : 1; Rayons mous dorsaux (Total) : 4 - 5; Rayons mous anaux: 28 - 36. Diagnosis: inner and sometimes outer side of pectoral spine with small serrations; 28-36 branched anal-fin rays; 5-9 gill rakers on lower limb of first gill arch; only one pair of mandibular barbels (Ref. 43912, 57127, 81643). Palatine teeth present (Ref. 57127, 81643). 6-8 branchiostegal rays on one side of head; 4-5 branched dorsal fin rays; peculiar coloration characterized by dark spot on upper and lower lobe of caudal fin, oblique lateral streak from posterior border of opercle to above anus and a mid-dorsal narrow dark line which is never continuous with upper caudal fin spot (Ref. 43912).
Body shape (shape guide): fusiform / normal.
Probably lives in open water, in relation to its gregarious habits (Ref. 43912). Oviparous, eggs are unguarded (Ref. 205). Max. TL 81mm (Ref. 3570, 43912), max. SL 70 mm (Ref. 81643).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Distinct pairing (Ref. 205). Lay about 100 eggs.
De Vos, L., 1992. Schilbeidae. p. 432-449. In C. Levêque, D. Paugy, and G.G. Teugels (eds.) Faune des poissons d'eaux douces et saumâtres d'Afrique de l'Ouest Tome 2. Faune Tropicale n° 28. Musée Royal de l'Afrique Centrale, Tervuren, and O.R.S.T.O.M., Paris. (Ref. 7351)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
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Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00794 (0.00415 - 0.01521), 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 ±0.5 se; based on size and trophs of closest relatives
Résilience (Réf.
120179): Faible, temps minimum de doublement de population : 4,5 à 14 années (Fec=100).
Vulnérabilité de la pêche (Ref.
59153): Low vulnerability (10 of 100).
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