分類 / 名稱
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Characiformes (Characins)
脂鯉目 (Characins) >
Anostomidae (Headstanders)
小口脂鯉科 (Headstanders)
Etymology: Megaleporinus: Name from Greek 'mega' meaning large or largest, plus Leporinus, the genus which most species (now in this genus) were previously assigned; refrring to the large size of most congeners.
環境： 環境 / 氣候帶 / 深度上下限 / 配送範圍
生態學
; 淡水 底中水層性. 熱帶
分布
領土 | FAO區域 | 生態系 | 發現紀錄 | 分布圖 | 簡介 | Faunafri
South America: Paraguay River basin.
南美洲: 巴拉圭河流域。
大小 / 重量 / 年齡
成熟度: Lm ? range ? - ? cm
Max length : 68.4 cm TL 雄魚/尚未辨別雌雄; (Ref. 115169); 最大體重: 5.3 kg (Ref. 115169)
Distinct pairs breed on densely grown weedy places (Ref. 205).
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Distinct pairs breed on densely grown weedy places (Ref. 205).南美洲: 巴拉圭河流域。
Ramirez, J.L., J.L.O. Birindelli and P.M. Galetti Jr., 2017. A new genus of Anostomidae (Ostariophysi: Characiformes): Diversity, phylogeny and biogeography based on cytogenetic, molecular and morphological data. Molecular Phylogenetics and Evolution, 107: 308-323. (Ref. 113781)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-2 (Global))
無危 (LC) ; Date assessed: 07 November 2018
人類使用
工具
特別的報告
下載 XML
網路資源
基於模型的估計
系統發育多樣性指數 (參考文獻
82804): PD
50 = 0.5010 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01122 (0.00732 - 0.01720), b=3.19 (3.07 - 3.31), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
營養階層 (參考文獻
69278): 2.5 ±0.1 se; based on size and trophs of closest relatives
回復力 (參考文獻
120179): 低的, 最小族群倍增時間4.5 - 14 年 (Preliminary K or Fecundity.).
釣魚的脆弱性 (Ref.
59153): Moderate to high vulnerability (47 of 100).
🛈
營養素 (Ref.
124155): Calcium = 77.1 [22.2, 187.0] mg/100g; Iron = 1.12 [0.49, 2.53] mg/100g; Protein = 17.6 [15.5, 20.0] %; Omega3 = 0.169 [0.060, 0.464] g/100g; Selenium = 50.1 [18.9, 121.7] μg/100g; VitaminA = 38.1 [9.7, 118.7] μg/100g; Zinc = 2.22 [1.48, 3.31] mg/100g (wet weight);
