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Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Cichlasomatinae
Etymology: Vieja: Spanish, vieja = old woman (Ref. 45335).
Environment: milieu / climate zone / rango de profundidad / distribution range
Ecología
; agua dulce; salobre bentopelágico; pH range: 7.0 - 8.0; dH range: 9 - 20. Tropical; 24°C - 30°C (Ref. 7335)
Central America: Atlantic slope, in the Usumacinta River drainage in Mexico, Guatemala and Belize.
Tamaño / Peso / Age
Madurez: Lm ? range ? - ? cm
Max length : 35.0 cm TL macho / no sexado; (Ref. 36377)
Inhabits lakes and the lower river valley with a slight tolerance for the brackish environment.
Life cycle and mating behavior
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Produces 300-500 fry per spawning (Ref. 7335). Reported to produce up to 1000 eggs and reach sexual maturity at 10 cm (Ref. 2060).
Conkel, D., 1993. Cichlids of North and Central America. T.F.H. Publications, Inc., USA. (Ref. 7335)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
Pesquerías: sin interés; pesca deportiva: si; Acuario: Comercial
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Phylogenetic diversity index (Referencia
82804): PD
50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02089 (0.01091 - 0.04002), b=2.97 (2.80 - 3.14), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Nivel trófico (Referencia
69278): 2.6 ±0.28 se; based on food items.
Resiliencia (Referencia
120179): Medio, población duplicada en un tiempo mínimo de 1.4-4.4 años (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (25 of 100).
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