Environment: milieu / climate zone / depth range / distribution range
Ekologi
; air tawar bentopelagis. Tropical; 22°C - 25°C (Ref. 12468)
South America: Xingu River basin in Brazil.
Size / Weight / umur
Maturity: Lm ?  range ? - ? cm
Max length : 25.0 cm TL jantan/; (Ref. 111518); Berat maksimum terpublikasi: 379.30 g (Ref. 111518)
Feeds on aquatic macrophytes and filamentous algae (Ref. 26700). In the aquarium it will feed on flakes and frozen food, but will also hunt down a large shrimp. Females are aggressive towards other females and can have several males in following (Calum Chalmers, pers. comm. 2007).
Life cycle and mating behavior
Maturities | Reproduksi, perkembang biakan | Spawnings | Egg(s) | Fecundities | Larva
Jégu, M., 1992. Ossubtus xinguense, nouveaux genre et espece du Rio Xingu, Amazonie, Bresil (Teleostei: Serrasalmidae). Ichthyol. Explor. Freshwat. 3(3):235-252. (Ref. 26700)
Status IUCN Red List (Ref. 130435)
ancaman kepada manusia
Harmless
penggunaan manusia
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02042 (0.01120 - 0.03721), b=2.97 (2.81 - 3.13), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (Ref.
69278): 2.0 ±0.00 se; based on food items.
Daya lenting (Ref.
120179): Tinggi, Waktu penggandaan populasi minimum kurang dari 15 bulan (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (15 of 100).