分类 / 名称
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Siluriformes (Catfishes) >
Sisoridae (Sisorid catfishes) > Sisorinae
Etymology: Gagata: Local fish name, kenyakatta, in Bengal.
Taxonomic Remarks
This species is synonym of Gagata sexualis Tilak, 1970 according to Ferraris (2007: Ref. 58032) based on pers. comm. Please send references, or more studies are needed.
环境:氛围 / 气候带 / 深度上下限 / 分布范围
生态学
; 淡水 底中水层性. 熱帶
分布
领土 | FAO区域 | 生态系 | 标本纪录 | 分布图 | 简介 | Faunafri
Asia: Bangladesh and India.
亞洲: 孟加拉與印度。
大小 / 重量 / 年龄
成熟度: Lm ?  range ? - ? cm
Max length : 8.9 cm TL 雄鱼/尚未辨别雌雄; (Ref. 115015)
简单描述
检索表 | 型态特徵 | 形态测量图
背棘 (总数) : 1; 背的软条 (总数) : 6; 脊椎骨: 37 - 38. Body with 5 saddles. Snout broadly rounded in lateral profile, without notch. Upper jaw toothless; limited to small symphyseal patch on lower jaw. Gill rakers few in number and nearly indiscernible, except in skeleton preparations. Fourth gill arch with single row of teeth on lower limb. Anal fin with 4-5 simple rays, 11-13 branched rays (Ref. 40780).
Body shape (shape guide): elongated; Cross section: compressed.
身体有 5 鞍状斑。 没有凹槽,吻宽广地在侧面的轮廓中圆的。 上颌无齿的; 在下颌上仅限于小的合生小区块了。 鳃耙数目很少与几乎难识别又除了骨骼材料。 第四的鳃弓有单列的牙齿在下肢。 臀鳍有 4-5 单一的鳍条, 11-13 分支条.(参考文献 40780)
生命周期和交配行为
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
亞洲: 孟加拉與印度。
Roberts, T.R. and C.J. Ferraris Jr., 1998. Review of South Asian sisorid catfish genera Gagata and Nangra, with descriptions of a new genus and five new species. Proc. Calif. Acad. Sci. 50(14):315-345. (Ref. 40780)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-2 (Global))
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基于模型的估算
系统发育多样性指数 (参考文献 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=0.00794 (0.00432 - 0.01461), b=3.04 (2.88 - 3.20), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
营养阶层 (参考文献 69278) |
3.2 ±0.4 se; based on size and trophs of closest relatives |
渔业脆弱性 (Ref. 59153) |
Low to moderate vulnerability (30 of 100). 🛈 |