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Siluriformes (Catfishes) >
Bagridae (Bagrid catfishes)
Etymology: Sperata: After Mr. M.A. Sperat.
Eponymy: Maria Adolfine Sperat was the late mother-in-law of author Maximilian Holly (q.v.) who had supported Holly’s studies with ‘great understanding’. (Also see Maria) (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة; مياه مخلوطة القاع; سمكة نهرية (Ref. 51243). Tropical; 39°N - 8°N
Asia: Afghanistan, Pakistan, India, Nepal and Bangladesh (Ref. 4833). Reported from Thailand (Ref. 37773) and Yunnan, China (Ref. 84139).
الحجم / وزن / العمر
Maturity: Lm ? range ? - ? cm
Max length : 150 cm TL ذكر/ مختلط الجنس; (Ref. 4833); common length : 40.0 cm TL ذكر/ مختلط الجنس; (Ref. 4833)
الأشواك الظهرية (المجموع) : 1; الأشعة الظهرية الناعمة (المجموع) : 7; شوكة شرجية: 0; أشعه شرجية لينه: 11 - 12. Body elongate and compressed; snout broad and spatulate. Barbels extend posteriorly to pelvic fins or beyond to anal fin. Dorsal spine weakly serrated on its posterior edge; adipose fin base short, about as long as the rayed dorsal fin base. Color is brownish-gray on back, silvery on flanks and belly. A dark well-defined spot is on the adipose dorsal fin.
Found in rivers, canals, beels, ditches, inundated fields and other freshwater areas. Adults fight well and provide good sport. Carnivore. Breeding occurs before the commencement of monsoons. Oviparous, distinct pairing possibly like other members of the same genus (Ref. 205).
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
Talwar, P.K. and A.G. Jhingran, 1991. Inland fishes of India and adjacent countries. Volume 2. A.A. Balkema, Rotterdam, i-xxii + 543-1158, 1 pl. (Ref. 4833)
IUCN Red List Status (Ref. 130435: Version 2024-1)
استخدامات بشرية
مصائد: تجاري; الأستزراع المائي: أحتمال الاستخدام مستقبلاَ; لعبة سمكه: نعم
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00776 (0.00644 - 0.00936), b=2.91 (2.86 - 2.96), in cm total length, based on LWR estimates for this species (Ref.
93245).
مستوى غذائي (Ref.
69278): 3.8 ±0.1 se; based on size and trophs of closest relatives
المرونه (Ref.
120179): عالي, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع أقل من 15 شهر (Fec = 20,064).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (90 of 100).
Nutrients (Ref.
124155): Calcium = 82.3 [25.9, 180.8] mg/100g; Iron = 0.933 [0.496, 1.681] mg/100g; Protein = 16.8 [15.2, 18.4] %; Omega3 = 0.116 [0.056, 0.243] g/100g; Selenium = 84.6 [43.7, 171.3] μg/100g; VitaminA = 12.4 [3.3, 41.2] μg/100g; Zinc = 0.333 [0.211, 0.550] mg/100g (wet weight); based on
nutrient studies.
