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Characiformes (Characins) >
Characidae (Characins; tetras) > Stevardiinae
Etymology: Knodus: Greek, knodon, -ontos = knife, sword (Ref. 45335).
Eponymy: Edgar A Smith (d: 1953) collected the holotypes of these fish. He was a member of the Madeira-Mamoré expedition (1907–1912), which was commissioned by the Brazilian Government to build a railway along the banks of the Rio Madeira. (Ref. 128868), visit book page.
More on author: Fowler.
Issue
The species Bryconamericus jacunda Fowler, 1913 is considered valid in Eschmeyer (CofF ver. May 2011: Ref. 86870) following Ferreira & Lima (2006: Ref. 75965).
Environment: milieu / climate zone / depth range / distribution range
Ecologia
; Água doce bentopelágico. Subtropical
South America: Madeira River basin in Brazil and Bolivia.
Tamanho / Peso / Idade
Maturity: Lm ?  range ? - ? cm
Max length : 3.5 cm TL macho/indeterminado; (Ref. 38376)
Life cycle and mating behavior
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
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)
Categoria na Lista Vermelha da IUCN (Ref. 130435: Version 2024-1)
Ameaça para o homem
Harmless
Utilização humana
Ferramentas
Relatórios especiais
Descarregue XML
Fontes da internet
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=0.00955 (0.00443 - 0.02057), b=3.06 (2.88 - 3.24), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 3.0 ±0.4 se; based on size and trophs of closest relatives
Resiliência (Ref.
120179): Elevada, tempo mínimo de duplicação da população menor que 15 meses (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).