分類 / 名稱
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Taxonomic Remarks
See Menezes, 1987: 31 for diagnosis.
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; 深度上下限 4 - 20 m (Ref. 126103). 亞熱帶的; 21°S - 35°S
分布
領土 | FAO區域 | 生態系 | 發現紀錄 | 分布圖 | 簡介 | Faunafri
South America: southeastern Brazil and the La Plata basin.
南美洲: 巴西東南方與 La Plata 流域。
大小 / 重量 / 年齡
成熟度: Lm ?  range ? - ? cm
Max length : 32.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 111130)
背棘 (總數) : 0; 背的軟條 (總數) : 11; 臀棘: 3; 臀鰭軟條: 26.
Body shape (shape guide): fusiform / normal.
Occurs in ponds (Ref. 11229). Inhabits shallow, densely vegetated microhabitats in small streams or along the banks of larger rivers (Ref. 106564). Feeds mostly on fishes (Ref. 598). Two rodents (Sigmodontinae) were found in the stomachs of two individuals in different rivers located in the southern Brazilian Atlantic Rain Forest, in March and November 2010. These represent the first records of this species feeding on mammals (Ref. 106564).
出現於池塘。 (參考文獻 11229) 大部份捕食魚。
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
南美洲: 巴西東南方與 La Plata 流域。
Géry, J., 1977. Characoids of the world. Neptune City ; Reigate : T.F.H. [etc.]; 672 p. : ill. (chiefly col.) ; 23 cm. (Ref. 598)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-2 (Global))
無危 (LC) ; Date assessed: 04 March 2021
人類使用
漁業: 沒有興趣
工具
特別的報告
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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) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00759 (0.00489 - 0.01178), b=3.04 (2.92 - 3.16), 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) |
4.2 ±0.73 se; based on food items. |
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Generation time |
1.5 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies. |
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 vulnerability (22 of 100). 🛈 |
營養素 (Ref. 124155) |
Calcium = 68.1 [18.5, 168.3] mg/100g; Iron = 1.55 [0.81, 3.65] mg/100g; Protein = 19.2 [17.2, 21.4] %; Omega3 = 0.843 [0.346, 2.269] g/100g; Selenium = 33.5 [13.3, 74.1] μg/100g; VitaminA = 46.9 [15.2, 140.5] μg/100g; Zinc = 0.957 [0.665, 1.374] mg/100g (wet weight); |