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Characiformes (Characins) >
Characidae (Characins; tetras) > Incertae sedis
Etymology: Psellogrammus: Greek, psellos, -e, -on = incomprehensible + Greek, gramma = letter, signal (Ref. 45335).
Eponymy: Dr Clarence Hamilton Kennedy (1879–1952) was an entomologist and ichthyologist. [...] (Ref. 128868), visit book page.
More on author: Eigenmann.
Issue
See Britski et. al. (1999:32) for description.
Environment: milieu / climate zone / depth range / distribution range
Ekologi
; sötvatten bentopelagisk; pH range: 5.5 - 6.8; dH range: ? - 12. Tropical; 22°C - 28°C (Ref. 2059)
South America: Paraguay and São Francisco River basins.
Size / Vikt / Age
Maturity: Lm ?  range ? - ? cm
Max length : 5.9 cm SL hane/ej könsbestämd; (Ref. 38376)
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver
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 2024-1)
Threat to humans
Harmless
Human uses
Verktyg
Special reports
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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=0.01995 (0.00906 - 0.04395), b=3.01 (2.83 - 3.19), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.1 ±0.4 se; based on size and trophs of closest relatives
Resiliens (Ref.
120179): Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).