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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
البيئة
بحري; مياه مخلوطة القاع; نطاق العمق 0 - 150 m. Tropical; 16°N - 17°S
Eastern Atlantic: Mauritania (Ref. 5377) to Angola.
Length at first maturity / الحجم / وزن / العمر
Maturity: Lm 30.3 range ? - ? cm
Max length : 230 cm TL ذكر/ مختلط الجنس; (Ref. 2683); common length : 85.0 cm TL ذكر/ مختلط الجنس; (Ref. 2683); أعلا وزن تم نشرة: 12.5 kg (Ref. 40637)
الأشواك الظهرية (المجموع): 11; الأشعة الظهرية الناعمة (المجموع): 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
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
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)
استخدامات بشرية
مصائد: غير مهمة تجارياً; لعبة سمكه: نعم
مزيد من المعلومات
مراجعالأستزراع المائيملف الأستزراع المائيسلالاتجينيElectrophoresesالتوريثالأمراضمعالجةNutrientsMass conversion
المتعاونينصورStamps, Coins Misc.اصواتالتسمم باكل السمكسرعةنوع السباحةمنطقة الخياشيمعظمة الأذندماغرؤية
أدوات
تقارير خاصة
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مصادر علي الأنترنت
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=0.00851 (0.00413 - 0.01752), b=3.08 (2.91 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 3.9 ±0.67 se; based on food items.
المرونه (Ref.
120179): منخفض, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 4.5-14 سنة (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);
