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) >
Siluridae (Sheatfishes)
鯰科 (Sheatfishes)
Etymology: Kryptopterus: Greek, kryptos = hidden + Greek, pteron = wing. Fin (Ref. 45335); hesperius: Named for its western distribution in Thailand..
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性. 熱帶
Asia: Mae Khlong River drainage in Thailand.
亞洲: 泰國。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 24.9 cm SL 雄魚/尚未辨別雌雄; (Ref. 42937)
簡短描述
型態特徵 | 形態測量圖
臀鰭軟條: 78 - 79; 脊椎骨: 57. Head length 14.0-15.2% SL; head width 12.2-12.3% SL; body depth at anus 23.0-23.8% SL; eye diameter 25.6-27.9% HL; vomerine teeth present in single crescentic band; a distinct nuchal concavity; and mandibular barbels reaching beyond anterior base of anal fin. Fins hyaline, with small dark-brown spots occasionally present (Ref. 42937).
頭長 14.0-15.2% SL; 頭部寬度 12.2-12.3% SL; 在肛門 23.0-23.8% SL 的體高; 眼直徑 25.6-27.9% HL; 犛骨齒出現在單一新月形的條紋; 一個明顯的頸背凹窪; 而且超過前面的臀鰭基底鰭的顎骨觸鬚。 鰭透明的, 有小的深褐色的斑點偶然存在.(參考文獻 42937)
Occurs in mainstream (Ref. 58784). Feeds on insects and small shrimps (Ref. 58784).
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
亞洲: 泰國。
Ng, H.H., 2002. Descriptions of two new species of Kryptopterus from Thailand and Borneo in the K. limpok species group (Teleostei: Siluridae). Ichthyol. Explor. Freshwat. 13(1):67-72. (Ref. 42937)
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00562 (0.00278 - 0.01137), b=3.00 (2.83 - 3.17), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 4.1 ±0.7 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 中等的, 族群倍增時間最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (20 of 100).
