Klassifizierung / Names
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Siluriformes (Catfishes) >
Sisoridae (Sisorid catfishes) > Sisorinae
Etymology: Gagata: Local fish name, kenyakatta, in Bengal.
More on author: Hamilton.
Umwelt: Milieu / Klimazone / Tiefenbereich / Verbreitungsgebiet
Ökologie
; süßwasser; brackwasser demersal; pH range: 6.0 - 7.2; dH range: ? - 15. Tropical; 20°C - 24°C (Ref. 2059)
Asia: widely distributed in the Ganges basin, the Indus River system, and the Mahanadi River. Reported from Myanmar (Ref. 4833) and the Salwin River (=Salween River) in Thailand (Ref. 1632).
Größe / Gewicht / Alter
Geschlechtsreife: Lm ?  range ? - ? cm
Max length : 15.0 cm SL Männchen/unbestimmt; (Ref. 4833)
Rückenflossenweichstrahlen (insgesamt) : 6; Afterflossenweichstrahlen: 9 - 12; Wirbelzahl: 35 - 36. Matures at less than 7 cm SL. Dorsal with dark saddles extending ventrally only to lateral line. Caudal fin with transverse black bar across peduncle and round or square black spot on middle of each lobe. Dorsal fin with black spot on distal part of anterior rays. Anal fin with 4-5 simple rays, 9-11 branched rays. Upper jaw and 4th ceratobranchial toothless; lower jaw with few conical teeth in pocket or depression near symphysis. Snout tip acutely pointed in lateral view, with tip separated from the rest of the snout by distinct notch (Ref. 40780).
Body shape (shape guide): elongated; Cross section: compressed.
Found in fresh and tidal rivers (Ref. 41236).
Lebenszyklus und Paarungsverhalten
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fruchtbarkeit | Larven
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 Rote Liste Status (Ref. 130435: Version 2025-2 (Global))
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Fischereien: kommerziell
Tools
Zusatzinformationen
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Internet Quellen
Schätzungen auf der Grundlage von Modellen
Phylogenetischer Diversitätsindex (Ref. 82804) |
PD50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00550 (0.00345 - 0.00875), b=3.05 (2.92 - 3.18), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
Trophische Ebene (Ref. 69278) |
3.2 ±0.4 se; based on size and trophs of closest relatives |
Widerstandsfähigkeit (Ref. 120179) |
mittel, Verdopplung der Population dauert 1,4 - 4,4 Jahre. (Preliminary K or Fecundity.). |
Anfälligkeit der Fischerei (Ref. 59153) |
Moderate vulnerability (40 of 100). 🛈 |
Preiskategorie (Ref. 80766) |
Unknown.
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