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Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Cichlasomatinae
Etymology: Mesonauta: Name not explained by Günther; probably from the Greek 'mesos' meaning middle or average, and 'nautes' for sailo (alternatively from Latin 'nauta' or sailor; the name perhaps refers to he position of dorsal fin origin posterior to the pelvic fin which was the author's principal diagnostic character; insignis: Name from the Latin adjective meaning distinguished, remarkable (Ref. 86444).
More on author: Heckel.
Taxonomic Remarks
Redescription by Kullander & Silfvergrip (1991: 418), with bibliography, diagnosis, description, distribution, and illustrations.
Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
; agua dulce bentopelágico; pH range: 5.0 - 8.0; dH range: 1 - 19. Tropical; 26°C - 30°C (Ref. 30491)
South America: Amazon River basin, in the upper Negro River drainage in Brazil; Orinoco River basin, along the Orinoco River in Colombia and Venezuela.
Tamaño / Peso / Edad
Madurez: Lm ?  range ? - ? cm
Max length : 12.4 cm SL macho / no sexado; (Ref. 124482)
In lakes and swamps; locally consumed, smoked (Ref. 40602). Maximum length 20 cm TL (Ref. 13614).
Ciclo vital y comportamiento de apareamiento
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Kullander, S.O., 2003. Cichlidae (Cichlids). p. 605-654. 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. 36377)
Situación en la Lista Roja de la UICN (Ref. 130435: Version 2025-2 (Global))
Amenaza para el ser humano
Harmless
Usos humanos
Pesquerías: pesquerías de subsistencia; Acuario: Comercial
Herramientas
Informes especiales
Descargar XML
Fuentes de Internet
Estimaciones basadas en modelos
Índice de diversidad filogenética (Referencia 82804) |
PD50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.02951 (0.01694 - 0.05141), b=3.02 (2.87 - 3.17), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
Nivel trófico (Referencia 69278) |
3.4 ±0.51 se; based on food items. |
Resiliencia (Referencia 120179) |
Alto, población duplicada en un tiempo mínimo inferior a 15 meses (Preliminary K or Fecundity.). |
Vulnerabilidad pesquera (Ref. 59153) |
Low vulnerability (18 of 100). 🛈 |
Categoría de precios (Ref. 80766) |
Unknown.
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