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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.
More on author: Hamilton.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
; Água doce demersal; potamódromo (Ref. 51243). Tropical
Asia: Pakistan, India, Nepal, Bangladesh and upper Myanmar.
Tamanho / Peso / Idade
Maturity: Lm ?  range ? - ? cm
Max length : 180 cm TL macho/indeterminado; (Ref. 4833); common length : 100.0 cm TL macho/indeterminado; (Ref. 4833)
Found in rivers, ponds, lakes, channels and reservoirs (Ref. 4833). Predatory, adults feed on small fishes and worms (Ref. 44149). Oviparous, distinct pairing possibly like other members of the same genus (Ref. 205).
Life cycle and mating behavior
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
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)
Categoria na Lista Vermelha da IUCN (Ref. 130435: Version 2024-1)
Ameaça para o homem
Harmless
Utilização humana
Pescarias: espécies comerciais; peixe desportivo: sim
Ferramentas
Relatórios especiais
Descarregue XML
Fontes da internet
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=0.00759 (0.00602 - 0.00955), b=2.91 (2.85 - 2.97), in cm total length, based on LWR estimates for this species (Ref.
93245).
Nível Trófico (Ref.
69278): 3.6 ±0.53 se; based on food items.
Resiliência (Ref.
120179): Médio, tempo mínimo de duplicação da população 1,4 - 4,4 anos (K=0.23, assuming Fec > 10,000).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (90 of 100).
Nutrients (Ref.
124155): Calcium = 48.6 [17.3, 139.4] mg/100g; Iron = 1.17 [0.61, 2.28] mg/100g; Protein = 17.6 [16.0, 19.3] %; Omega3 = 0.335 [0.106, 0.979] g/100g; Selenium = 118 [48, 267] μg/100g; VitaminA = 20.7 [4.7, 81.5] μg/100g; Zinc = 0.328 [0.203, 0.608] mg/100g (wet weight); based on
nutrient studies.