分類 / 名前
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
環境:環境 / 気候帯 / 深さの範囲 / 分布範囲
生態学
; 新鮮な水 底生の漂泳性; pH range: 5.0 - 9.0; potamodromous (Ref. 51243); 深さの範囲 0 - 5 m (Ref. 10615). Tropical; 22°C - 30°C (Ref. 9110); 1°N - 8°S
South America: Amazon River basin.
初回成熟時の長さ / サイズ / 重さ / 年齢
成熟: Lm 15.5, range 15 - 16 cm
Max length : 23.8 cm SL オス/雌雄の選別がない; (Ref. 111115); common length : 14.0 cm TL オス/雌雄の選別がない; (Ref. 10612); common length :18 cm TL (female); 最大公表体重: 211.00 g (Ref. 111115)
Body shape (shape guide): fusiform / normal; Cross section: compressed.
Occurs over sandy bottoms in rivers. Usually forms schools. Mainly diurnal (Ref. 9086). Feeds on the fruits and seeds of Moraceae, Myrtaceae, Euphorbiaceae; Coleoptera, Orthoptera, Lepidoptera, and Brachyplatystoma flavicans (Ref. 9086); and on plankton, nekton, and crustaceans (Ref. 10615).
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Males and females spawn in groups; often two or more males curled around one female (Ref. 10612).
Lima, F.C.T., L.R. Malabarba, P.A. Buckup, J.F. Pezzi da Silva, R.P. Vari, A. Harold, R. Benine, O.T. Oyakawa, C.S. Pavanelli, N.A. Menezes, C.A.S. Lucena, M.C.S.L. Malabarba, Z.M.S. Lucena, R.E. Reis, F. Langeani, C. Moreira et al. …, 2003. Genera Incertae Sedis in Characidae. p. 106-168. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 38376)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-2 (Global))
人間の用途
水産業: 食糧水産; 餌: occasionally
用具
特記事項
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インターネットの情報源
モデルに基づく推定値
系統多様性指数 (参照 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=0.01413 (0.01042 - 0.01916), b=2.91 (2.84 - 2.98), in cm total length, based on LWR estimates for this species (Ref. 93245). |
栄養段階 (参照 69278) |
2.7 ±0.30 se; based on food items. |
漁業の脆弱性 (Ref. 59153) |
Low vulnerability (19 of 100). 🛈 |
価格帯 (Ref. 80766) |
Unknown.
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栄養素 (Ref. 124155) |
Calcium = 129 [39, 297] mg/100g; Iron = 1.45 [0.71, 3.21] mg/100g; Protein = 18 [16, 20] %; Omega3 = 0.4 [0.1, 1.1] g/100g; Selenium = 46.5 [20.9, 99.7] μg/100g; VitaminA = 65.9 [23.0, 160.6] μg/100g; Zinc = 2.4 [1.7, 3.4] mg/100g (wet weight); |