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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.
Issue
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).
Environment: milieu / climate zone / depth range / distribution range
Οικολογία
Θαλασσινό(ά); Υφάλμυρο βενθικό(ς); εύρος βάθους 0 - 150 m. Tropical; 16°N - 17°S
Eastern Atlantic: Mauritania (Ref. 5377) to Angola.
Length at first maturity / Μέγεθος / Βάρος / Age
Maturity: Lm 30.3 range ? - ? cm
Max length : 230 cm TL αρσενικό/απροσδιόριστο; (Ref. 2683); common length : 85.0 cm TL αρσενικό/απροσδιόριστο; (Ref. 2683); μεγ. δημοσιευμένο βάρος: 12.5 kg (Ref. 40637)
Short description
Κλείδες προσδιορισμού | Μορφολογία | Μορφομετρία
Ραχιαίες άκανθες (συνολικά) : 11; Μαλακές ραχιαίες ακτίνες (συνολικά) : 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).
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).
Life cycle and mating behavior
Γεννητική Ωρίμανση | Αναπαραγωγή | Γεννοβολία | Αβγά | Γονιμότητα | Προνύμφες
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)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
αλιεία: περιορισμένης εμπορικότητας; αλιεία αναψυχής: ναί
Εργαλεία
Special reports
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Διαδικτυακές πηγές
Estimates based on models
Preferred temperature (Ref.
123201): 18.6 - 27.9, mean 25.7 °C (based on 120 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00676 (0.00393 - 0.01162), b=3.06 (2.92 - 3.20), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Τροφικό Επίπεδο (Ref.
69278): 3.9 ±0.67 se; based on food items.
Ελαστικότητα (Ref.
120179): Χαμηλό, ελάχιστος χρόνος για διπλασιασμό πληθυσμού 4,5 - 14 έτη (Assuming tmax>10).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (90 of 100).
Climate Vulnerability (Ref.
125649): Very high vulnerability (90 of 100).
Nutrients (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);
