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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); dissitus: Named for its widely separated vomerine tooth patches..
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性. 熱帶
Asia: Chao Phraya to Lower Mekong basins.
亞洲: 對湄公河下游流域的湄南河。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 17.6 cm SL 雄魚/尚未辨別雌雄; (Ref. 44363)
簡短描述
型態特徵 | 形態測量圖
背棘 (總數): 1; 背的軟條 (總數): 3; 臀鰭軟條: 75 - 79; 脊椎骨: 58. Snout length 33.1-34.8% SL; vomerine teeth in 2 distinct elliptical patches; a distinct nuchal concavity; and mandibular barbels reaching beyond anterior base of anal fin. Males with pectoral spine enlarged and broad, somewhat flattened dorsoventrally with 7-9 posterior dentations, increasing in size distally; proximal articulated segments with 6-9 well-developed posterior dentations. Female or juvenile with spine slender and with no dentations; 6 articulated segments present. Mandibular barbels one pair, located slightly anterolateral to gular fold. Branchiostegal rays 9-10.
吻的長度 33.1-34.8% SL; 犛骨齒 2 明顯的橢圓區塊; 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。 雄性有增大的胸棘與寬的, 略微有背腹性地被 7- 平的 9個在後部的齒狀, 末梢部地在大小方面增加; 近端的被接合的片段 6-9個發展良好的在後部齒狀。 雌性的或稚魚有棘細長的而且沒有齒狀; 6個被接合的片段存在的。 顎骨觸鬚一對, 位於些微前外側對喉摺。 鰓條骨 9-10.
Inhabits mainstreams and tributaries (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: 對湄公河下游流域的湄南河。
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)
人類使用
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合作者照片Stamps, Coins Misc.聲音神經毒速度泳型鰓區Otoliths腦重體重比眼睛色素
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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): 4.0 ±0.6 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 (11 of 100).
