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Poecilia mexicana Steindachner, 1863

Shortfin molly
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Image of Poecilia mexicana (Shortfin molly)
Poecilia mexicana
Picture by Artigas Azas, J.M.


Tahiti country information

Common names: [No common name]
Occurrence: introduced
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Occurs in rivers. Also Ref. 1739, 13246.
National Checklist:
Country Information:
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Marquet, G., 1993
National Database:

Common names from other countries

Classification / Names Noms communs | Synonymes | Catalog of Fishes(Genre, Espèce) | ITIS | CoL | WoRMS | Cloffa

> Cyprinodontiformes (Rivulines, killifishes and live bearers) > Poeciliidae (Poeciliids) > Poeciliinae
Etymology: Poecilia: Greek, poikilos = with a lot of colours (Ref. 45335).
  More on author: Steindachner.

Environment: milieu / climate zone / depth range / distribution range Écologie

; eau douce; saumâtre benthopélagique; pH range: 7.0 - 7.5; dH range: 20 - 30; non migrateur.   Tropical; 22°C - 28°C (Ref. 12468); 19°N - 14°N

Distribution Pays | Zones FAO | Écosystèmes | Occurrences | Point map | Introductions | Faunafri

North and Central America: Rio San Juan, Mexico to Guatemala. At least one country reports adverse ecological impact after introduction.

Taille / Poids / Âge

Maturity: Lm ?  range ? - ? cm
Max length : 11.0 cm SL mâle / non sexé; (Ref. 30499); common length : 4.0 cm TL mâle / non sexé; (Ref. 12193)

Biologie     Glossaire (ex. epibenthic)

Occurs in warm springs and their effluents, canals and weedy ditches, and stream pools (Ref. 5723). Food is mainly detritus (Ref. 36880). Some populations in caves (Ref. 27297).

Life cycle and mating behavior Maturité | Reproduction | Frai | Œufs | Fécondité | Larves

28 days after fertilization female gives birth to 30-80 young. Sexual maturity is reached after 7-12 months (Ref. 2060).

Référence principale Upload your references | Références | Coordinateur | Collaborateurs

Proudlove, G.S., 1997. A synopsis of the hypogean fishes of the world. p. 351-354. In Proceedings of the 12th International Congress of Speleology, La Chaux de Fonds, Switzerland. vol. 3. (Ref. 27297)

Statut dans la liste rouge de l'IUCN (Ref. 130435)

  Préoccupation mineure (LC) ; Date assessed: 22 March 2018

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Menace pour l'homme

  Potential pest (Ref. 1982)




Utilisations par l'homme

Pêcheries: sans intérêt; Aquarium: Commercial; appât: occasionally
FAO(Publication : search) | FishSource |

Plus d'informations

Noms communs
Synonymes
Métabolisme
Prédateurs
Écotoxicologie
Reproduction
Maturité
Frai
Fécondité
Œufs
Développement de l'œuf
Taille/Âge
Croissance
Longueur-poids
Longueur-longueur
Fréquences de longueurs
Morphométrie
Morphologie
Larves
Dynamique des populations larvaires
Recrutement
Abondance
Références
Aquaculture
Profil d'aquaculture
Souches
Génétique
Electrophoreses
Héritabilité
Pathologies
Traitement
Mass conversion
Collaborateurs
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Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01047 (0.00646 - 0.01697), b=3.11 (2.98 - 3.24), in cm Total Length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).
Niveau trophique (Ref. 69278):  2.0   ±0.00 se; based on food items.
Résilience (Ref. 120179):  Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).