Taxonomic Remarks
See Machado-Allison, Fink & Antonio (1989: 146), Fink (1993: 671) and Machado-Allison & Fink (1996: 27) for further detail on genus status. See Machado-Allison & Fink (1996: 26). for distribution in Venezuela. See Nico & Taphorn (1998: 317) for food habits.
Lingkungan: lingkungan / zona iklim / kisaran kedalaman / jangkauan distribusi
Ekologi
; air tawar bentopelagis. Tropical
South America: Amazon and Orinoco River basins and north and eastern Guiana Shield rivers.
Ukuran / Berat / umur
Kematangan: Lm ?  range ? - ? cm
Max length : 20.1 cm TL jantan/; (Ref. 111518); Berat maksimum terpublikasi: 230.00 g (Ref. 111518)
Rarely captured. Prefers to inhabit the upper reaches of main rivers. Stomach content analysis showed that its food consisted mainly of seeds and to a lesser degree, morsels of fins (Ref. 12225).
Siklus hidup dan perilaku kawin
Kematangan | Reproduksi, perkembang biakan | Pemijahan | telur-telur | Fekunditas | Larva
Jégu, M., 2003. Serrasalminae (Pacus and piranhas). p. 182-196. 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. 39031)
Status IUCN Red List (Ref. 130435: Version 2025-2 (Global))
ancaman kepada manusia
Harmless
penggunaan manusia
Ikan buruan: ya
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimasi berdasarkan model
Indeks keanekaragaman filogenetik (Acuan 82804) |
PD50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high]. |
|
Bayesian length-weight
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a=0.01698 (0.01043 - 0.02765), b=3.14 (3.00 - 3.28), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
Tingkat Trofik (Acuan 69278) |
2.0 ±0.00 se; based on food items. |
Daya lenting (Acuan 120179) |
Tinggi, Waktu penggandaan populasi minimum kurang dari 15 bulan (Preliminary K or Fecundity.). |
Kerentanan Penangkapan Ikan (Ref. 59153) |
Low vulnerability (13 of 100). 🛈 |