分類 / 名稱
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: Pterocryptis: Greek, pteron = wing, fin + Greek, kryptos = hidden (Ref. 45335); crenula: From the Latin crenula meaning small notch, in reference to the relatively shallow notch between the confluent anal and caudal fins diagnostic of this species. Used as a noun.
More on authors: Ng & Freyhof.
環境: 環境 / 氣候帶 / 深度上下限 / 配送範圍
生態學
; 淡水 居於水底的. 熱帶
Asia: northeastern Viet Nam.
亞洲: 東北方的越南。
大小 / 重量 / 年齡
成熟度: Lm ?  range ? - ? cm
Max length : 12.5 cm SL 雄魚/尚未辨別雌雄; (Ref. 41525)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背的軟條 (總數) : 4; 臀鰭軟條: 61 - 62; 脊椎骨: 55 - 58. With confluent anal and caudal fins separated only by a shallow notch, and a unique combination of the following characters: head width 13.8-14.7% SL, head depth 10-10.1% SL, and pelvic-fin length 6.6-7.3% SL (Ref. 41525).
Body shape (shape guide): elongated; Cross section: compressed.
藉由匯合的臀鰭與尾鰭只有被一個淺灘 (對深的) 凹槽 , 與下列特徵的一個獨特組合分開: 頭部寬度 13.8-14.7% LS ,頭部深度 10-10.1% SL 與腹鰭長度 6.6-7.3% SL。
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
亞洲: 東北方的越南。
Ng, H.H. and J. Freyhof, 2001. A review of the catfish genus Pterocryptis (Siluridae) in Vietnam, with the description of two new species. J. Fish Biol. 59(3):624-644. (Ref. 41525)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-2 (Global))
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基於模型的估計
系統發育多樣性指數 (參考文獻 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00562 (0.00279 - 0.01132), 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 (參考文獻 69278) |
3.6 ±0.6 se; based on size and trophs of closest relatives |
回復力 (參考文獻 120179) |
高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.). |
釣魚的脆弱性 (Ref. 59153) |
Low to moderate vulnerability (26 of 100). 🛈 |