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Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Poeciliidae (Poeciliids) > Poeciliinae
Etymology: Xiphophorus: Greek, xiphos = sword + Greek, pherein = to carry (Ref. 45335).
Eponymy: Robert Rush Miller (1916–2003) was an American ichthyologist and conservationist. [...] (Ref. 128868), visit book page.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
; sötvatten; brackvatten bentopelagisk; pH range: ? - 7.5; dH range: 4 - 15; djupintervall ? - 2 m (Ref. 26130). Tropical; 24°C - 28°C (Ref. 2060)
Central America: Papaloapan ecoregion in Mexico.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 3.0 cm TL hane/ej könsbestämd; (Ref. 26130); 4.5 cm (female)
Adults occur mainly in shallow tributaries of a lake. Found also in shallow mouths of inlets along the shoreline. They occasionally form large aggregations and prefer mainly very shallow depths of about 10 cm. They live sympatrically with Xiphophorus hellerii. Migratory behaviour is undetermined (Ref. 126106). Migratory behaviour is undetermined (Ref. 126106).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
After 24 to 28 days gestation, female produces 15 to 50 young.
Wischnath, L., 1993. Atlas of livebearers of the world. T.F.H. Publications, Inc., United States of America. 336 p. (Ref. 26130)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: kommersiell; Akvarium: Kommersiell
Verktyg
Särskilda rapporter
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Internet-källor
Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01047 (0.00477 - 0.02296), b=3.14 (2.95 - 3.33), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
3.1 ±0.4 se; based on size and trophs of closest relatives |
Resiliens (Ref. 120179) |
Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.). |
Sårbarhet i fisket (Ref. 59153) |
Low to moderate vulnerability (27 of 100). 🛈 |
Priskategori (Ref. 80766) |
Unknown.
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