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Xiphophorus variatus (Meek, 1904)

Variable platyfish
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Image of Xiphophorus variatus (Variable platyfish)
Xiphophorus variatus
Male picture by Artigas Azas, J.M.


United States (contiguous states) country information

Common names: Sunset platy, Variable platyfish, Variegated
Occurrence: introduced
Salinity: freshwater
Abundance: occasional (usually not seen) | Ref: Page, L.M. and B.M. Burr, 1991
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments:
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/us.html
National Fisheries Authority: http://www.nmfs.gov
Occurrences: Occurrences Point map
Main Ref: Welcomme, R.L., 1988
National Database:

Common names from other countries

Classification / Names Populärnamn | synonymer | Catalog of Fishes(Släkte, Arter) | ITIS | CoL | WoRMS | Cloffa

> Cyprinodontiformes (Rivulines, killifishes and live bearers) > Poeciliidae (Poeciliids) > Poeciliinae
Etymology: Xiphophorus: Greek, xiphos = sword + Greek, pherein = to carry (Ref. 45335).
  More on author: Meek.

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

; sötvatten bentopelagisk; pH range: 7.0 - 8.0; dH range: 9 - 19; ej vandrande.   Subtropical; 15°C - 25°C (Ref. 1672); 25°N - 20°N

Utbredning Länder | FAO områden | Ekosystem | Förekomster | Point map | Utplanteringar | Faunafri

North America: endemic to Mexico from southern Tamaulipas to northern Veracruz. At least one country reports adverse ecological impact after introduction.

Size / Vikt / Age

Maturity: Lm ?  range ? - ? cm
Max length : 7.0 cm TL hane/ej könsbestämd; (Ref. 5723); common length : 3.9 cm TL hane/ej könsbestämd; (Ref. 12193)

Biologi     Ordlista (t.ex. epibenthic)

Occurs in warm springs, weedy canals and ditches (Ref. 5723). Feeds on worms, crustaceans, insects and plant matter (Ref. 7020). Used for genetic research (Ref. 4537). Aquarium keeping: minimum aquarium size 60 cm (Ref. 51539).

Life cycle and mating behavior Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | Larver

After 24 days gestation, up to 100 young are born.

Main reference Upload your references | referenser | Koordinator | Medarbetare

Rodriguez, C.M., 1997. Phylogenetic analysis of the tribe Poeciliini (Cyprinodontiformes: Poeciliidae). Copeia 1997(4):663-679. (Ref. 26855)

IUCN Red List Status (Ref. 130435)

  Least Concern (LC) ; Date assessed: 28 March 2018

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Potential pest (Ref. 13686)




Human uses

Fiskeri: kommersiell; Akvarium: Kommersiell
FAO(Publication : search) | FishSource |

Ytterligare information

Trophic ecology
Födoslag
Diet compositions
Food consumptions
Food rations
Predatorer
Ecology
Ekologi
Home ranges
Population dynamics
Growths
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversions
Recruitments
Abundances
Life cycle
Reproduktion
Maturities
Fecundities
Spawnings
Spawning aggregations
Egg(s)
Egg developments
Larver
Larvdynamik
Anatomy
Gill areas
Hjärnstorlek
Otoliths
Physiology
Body compositions
Nutrients
Oxygen consumptions
Swimming type
Swimming speeds
Visual pigment(s)
Fiskljud
Diseases / Parasites
Toxicities (LC50s)
Genetics
Genetik
Electrophoreses
Heritabilities
Human related
Aquaculture systems
Vattenbruksprofiler
Avelslinjer
Ciguatera cases
Stamps, coins, misc.
Outreach
Medarbetare
References
referenser

Verktyg

Special reports

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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=0.01023 (0.00456 - 0.02295), b=3.13 (2.95 - 3.31), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Trofisk nivå (Ref. 69278):  2.8   ±0.27 se; based on food items.
Resiliens (Ref. 120179):  Hög, lägsta populationsfördubblingstid mindre än 15 månader (tm<1; multiple spawning per year; Fec=100).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).
Price category (Ref. 80766):   Unknown.