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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.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
; eau douce benthopélagique; 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.
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 12.4 cm SL mâle / non sexé; (Ref. 124482)
In lakes and swamps; locally consumed, smoked (Ref. 40602). Maximum length 20 cm TL (Ref. 13614).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
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)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: pêcheries vivrières; Aquarium: Commercial
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf. 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). |
Niveau trophique (Réf. 69278) |
3.4 ±0.51 se; based on food items. |
Résilience (Réf. 120179) |
Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.). |
Vulnérabilité de la pêche (Ref. 59153) |
Low vulnerability (18 of 100). 🛈 |
Catégorie de prix (Ref. 80766) |
Unknown.
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