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.
Issue
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.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性. 熱帶
Asia: Bangladesh and India.
亞洲: 孟加拉與印度。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 8.9 cm TL 雄魚/尚未辨別雌雄; (Ref. 115015)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 1; 背的軟條 (總數) : 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).
身體有 5 鞍狀斑。 沒有凹槽,吻寬廣地在側面的輪廓中圓的。 上頜無齒的; 在下頜上僅限於小的合生小區塊了。 鰓耙數目很少與幾乎難識別又除了骨骼材料。 第四的鰓弓有單列的牙齒在下肢。 臀鰭有 4-5 單一的鰭條， 11-13 分支條.(參考文獻 40780)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
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)
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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=0.00813 (0.00442 - 0.01495), b=3.03 (2.87 - 3.19), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
營養階層 (Ref.
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
