分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Siluriformes (Catfishes)
鯰形目 (Catfishes) >
Sisoridae (Sisorid catfishes)
吸口鯰科 (Sisorid catfishes) > Sisorinae
Etymology: Gagata: Local fish name, kenyakatta, in Bengal.
More on author: Hamilton.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水; 半鹹淡水 居於水底的. 熱帶
Asia: India, Bangladesh and Myanmar.
亞洲: 印度,孟加拉與緬甸。
大小 / 重量 / 年齡
Maturity: Lm ?  range ? - ? cm
Max length : 31.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 85009)
背棘 (總數) : 1; 背的軟條 (總數) : 6; 脊椎骨: 38 - 39. Head and body silvery, without pattern. Fins, except caudal fin, black distally, with clear basal portions; caudal fin entirely clear. Dorsal spine extending well past adipose-fin origin when adpressed. Anal fin with 5-6 simple rays, 11 branched rays. Premaxilla with 4 rows of teeth. Most similar to G. melanopterus in coloration and having the highest gill raker counts among its congeners (Ref. 40780).
頭部與身體銀色的, 沒有圖案。 鰭, 除了尾鰭以外, 黑色的末梢部地, 有清澈的基部部分; 尾鰭完全清澈。 延伸的背棘越過脂鰭起源 , 當緊貼的時候。 臀鰭有 5-6 單一的鰭條,11個分支條。 前頜骨有 4 列的齒。 非常類似 G. melanopterus 體色而且有在它的同類之中的最高的鰓耙數.(參考文獻 40780)
Found in rivers and estuaries (Ref. 41236).
發現於河與河口了。 (參考文獻 41236)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
亞洲: 印度,孟加拉與緬甸。
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 瀕危狀態 (Ref. 130435: Version 2024-1)
無危 (LC) ; Date assessed: 13 October 2009
人類使用
漁業: 沒有興趣
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00676 (0.00310 - 0.01476), b=3.02 (2.84 - 3.20), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 低的, 最小族群倍增時間4.5 - 14 年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (21 of 100).