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Pseudoxiphophorus bimaculatus (Heckel, 1848)

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

> Cyprinodontiformes (Rivulines, killifishes and live bearers) > Poeciliidae (Poeciliids) > Poeciliinae
More on author: Heckel.

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

; sötvatten bentopelagisk; pH range: 7.0 - ? ; dH range: 10 - 15. Tropical; 20°C - 28°C (Ref. 2060)

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

Central America: Mexico to Belize, Honduras and Guatemala.

Length at first maturity / Size / Vikt / Age

Maturity: Lm 2.5, range 3 - ? cm
Max length : 7.0 cm TL hane/ej könsbestämd; (Ref. 26130); 15.0 cm (female)

Biologi     Ordlista (t.ex. epibenthic)

Life cycle and mating behavior Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver

After a gestation period of 6 to 8 weeks, depending upon the age and size of females, gives birth to 20-100 young.

Main reference Upload your references | referenser | Koordinator | Medarbetare

Lucinda, P.H.F., 2003. Poeciliidae (Livebearers). p. 555-581. 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, Brazil. (Ref. 50894)

IUCN Red List Status (Ref. 130435: Version 2024-1)

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

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

FAO - Publication: search | FishSource |

Ytterligare information

Trophic ecology
Födoslag
Födosammansättning
Födointag
Food rations
Predatorer
Ecology
Ekologi
Population dynamics
Tillväxtparametrar
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Rekrytering
Abundans
Life cycle
Reproduktion
Könsmognad
Maturity/Gills rel.
Fecundity
Lek
Spawning aggregations
Ägg
Egg development
Larver
Larvdynamik
Distribution
Länder
FAO områden
Ekosystem
Förekomster
Utplanteringar
BRUVS - Videos
Anatomy
Gälyta
Brain
Otolith
Physiology
Body composition
Nutrients
Syreförbrukning
Swimming type
Simhastighet
Visual pigments
Fish sound
Diseases & Parasites
Toxicity (LC50s)
Genetics
Genetik
Heterozygosity
Ärftlighet
Human related
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Ciguatera cases
Stamps, coins, misc.
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References
referenser

Verktyg

Special reports

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Internet-källor

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | BOLDSystems | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes: Släkte, Arter | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GenBank: genome, nucleotide | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Nationella databaser | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | Tree of Life | Wikipedia: Go, sök | World Records Freshwater Fishing | Zoological Record

Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5078   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00490 (0.00285 - 0.00842), b=3.09 (2.94 - 3.24), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).
Trofisk nivå (Ref. 69278):  3.0   ±0.4 se; based on size and trophs of closest relatives
Generation time: 4.2 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies.
Resiliens (Ref. 120179):  Hög, lägsta populationsfördubblingstid mindre än 15 månader (K=0.26-0.36).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).