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Eupercaria/misc (Various families in series Eupercaria) >
Sciaenidae (Drums or croakers)
Etymology: Pseudotolithus: Greek, pseudes = false + greek, otos = ear + Greek, lithos = stone (Ref. 45335).
More on author: Cuvier.
Taxonomic Remarks
The species Pseudotolithus brachygnathus Bleeker, 1863 is considered as valid in Eschmeyer (CofF ver. Jul. 2010: Ref. 84883) according to Afonso et al. (1999: Ref. 34088).
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin; saumâtre démersal; profondeur 0 - 150 m. Tropical; 16°N - 17°S
Eastern Atlantic: Mauritania (Ref. 5377) to Angola.
Longueur à la première maturité / Taille / Poids / Âge
Maturité: Lm 30.3 range ? - ? cm
Max length : 230 cm TL mâle / non sexé; (Ref. 2683); common length : 85.0 cm TL mâle / non sexé; (Ref. 2683); poids max. publié: 12.5 kg (Ref. 40637)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 11; Rayons mous dorsaux (Total) : 25 - 27. Diagnosis: body elongated; mouth short and large, chin without barbels; teeth fine (Ref. 5377). Dorsal with 10 spines in the first part; second part of dorsal fin with 1 spine and 25-27 soft rays; second anal spine about half the length of the 1st anal fin soft ray; pectoral fins short, about 18-20% SL; maxilla extending to posterior half of eye; 8-10/1/5-7 (total 14-18) gill rakers on 1st gill arch; gill rakers short, about as long as gill filament at angle between lower and upper part of gill arch (Ref. 81656).
Body shape (shape guide): fusiform / normal.
Found over mud and sandy bottoms, enters coastal lagoons and estuaries. Feeds on small fish and crustaceans. Flesh highly appreciated; caught by artisanal fishers (Ref. 5377).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Sasaki, K., 1993. Corvina senegalla Cuvier, a senior synonym of Pseudotolithus (Pseudotolithus) brachygnathus Bleeker (Sciaenidae: Periciformes). Jap. J. Ichthyol. 40(3):361-362. (Ref. 10077)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: intérêt commercial mineur; pêche sportive: oui
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Température préférée (Réf.
123201): 18.6 - 27.9, mean 25.7 °C (based on 120 cells).
Indice de diversité phylogénétique (Réf.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00692 (0.00412 - 0.01163), b=3.06 (2.92 - 3.20), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Niveau trophique (Réf.
69278): 3.9 ±0.67 se; based on food items.
Résilience (Réf.
120179): Faible, temps minimum de doublement de population : 4,5 à 14 années (Assuming tmax>10).
Vulnérabilité de la pêche (Ref.
59153): Very high vulnerability (90 of 100).
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Vulnérabilité climatique (Ref.
125649): Very high vulnerability (90 of 100).
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Nutriments (Ref.
124155): Calcium = 41.2 [23.6, 80.5] mg/100g; Iron = 0.685 [0.354, 1.204] mg/100g; Protein = 19.4 [18.2, 20.6] %; Omega3 = 0.192 [0.101, 0.334] g/100g; Selenium = 93.1 [48.1, 180.7] μg/100g; VitaminA = 8.98 [3.25, 25.73] μg/100g; Zinc = 0.818 [0.574, 1.190] mg/100g (wet weight);
