Lingkungan: lingkungan / zona iklim / kisaran kedalaman / jangkauan distribusi
Ekologi
; air tawar bentopelagis; pH range: 5.0 - 9.0; potamodromous (Ref. 51243); kisaran kedalaman 0 - 5 m (Ref. 10615). Tropical; 22°C - 30°C (Ref. 9110); 1°N - 8°S
South America: Amazon River basin.
Panjang pada saat jatuh tempo pertama / Ukuran / Berat / umur
Kematangan: Lm 15.5, range 15 - 16 cm
Max length : 23.8 cm SL jantan/; (Ref. 111115); common length : 14.0 cm TL jantan/; (Ref. 10612); common length :18 cm TL (female); Berat maksimum terpublikasi: 211.00 g (Ref. 111115)
deskripsi pendek
Kunci identifiaksi (pengenalan) | Morfologi | Morfometrik
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).
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)
Status IUCN Red List (Ref. 130435: Version 2025-2 (Global))
ancaman kepada manusia
Harmless
penggunaan manusia
Perikanan: perikanan swasembada; umpan: occasionally
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimasi berdasarkan model
Indeks keanekaragaman filogenetik (Acuan
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01413 (0.01045 - 0.01910), b=2.91 (2.84 - 2.98), in cm total length, based on LWR estimates for this species (Ref.
93245).
Tingkat Trofik (Acuan
69278): 2.7 ±0.30 se; based on food items.
Kerentanan Penangkapan Ikan (Ref.
59153): Low vulnerability (19 of 100).
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Nutrisi (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);
