Common names from other countries
Environment: milieu / climate zone / depth range / distribution range
ນິເວດວິທະຍາ
; ນ້ຳຈືດ ກ່ຽວກັບ (ຢູ່)ເທິງຊັ້ນພື້ນດິນໃນທະເລເປີດ; pH range: 5.0 - 9.0; ກຸ່ມຫຼືຊະນິດປາທີ່ມີການເຄື່ອນຍ້າຍພາຍໃນນ້ຳຈືດ (Ref. 51243); ລະດັບຄວາມເລິກ 0 - 5 m (Ref. 10615). Tropical; 22°C - 30°C (Ref. 9110); 1°N - 8°S
South America: Amazon River basin.
Length at first maturity / ຂະໜາດ / ນ້ຳໜັກ / Age
Maturity: Lm 15.5, range 15 - 16 cm
Max length : 23.8 cm SL ຕົວຜູ້/ບໍ່ມີເພດ; (Ref. 111115); common length : 14.0 cm TL ຕົວຜູ້/ບໍ່ມີເພດ; (Ref. 10612); common length :18 cm TL (female); ນ້ຳໜັກສູງສຸດທີ່ເຄຍຈັດພີມມາ: 211.00 g (Ref. 111115)
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)
IUCN Red List Status (Ref. 130435: Version 2024-2)
CITES (Ref. 131153)
Not Evaluated
Threat to humans
Harmless
Human uses
ການປະມົງ: ການປະມົງແບບກຸ້ມຕົນເອງ; ເຍື່ອ: occasionally
ເຄື່ອງມື
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ແຫຼ່ງອີນເຕີເນັດ
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01413 (0.01043 - 0.01913), b=2.91 (2.84 - 2.98), in cm Total Length, based on LWR estimates for this species (Ref.
93245).
ຊັ້ນເຂດຮ້ອນ (Ref.
69278): 2.7 ±0.30 se; based on food items.
Fishing Vulnerability (Ref.
59153): Low vulnerability (19 of 100).