>
Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Poeciliidae (Poeciliids) > Poeciliinae
Etymology: Xiphophorus: Greek, xiphos = sword + Greek, pherein = to carry (Ref. 45335).
More on author: Meek.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
; sötvatten bentopelagisk; pH range: 7.0 - 8.0; dH range: 9 - 19; ej vandrande (Ref. 126106). Subtropical; 15°C - 25°C (Ref. 1672); 25°N - 20°N
North America: endemic to Mexico from southern Tamaulipas to northern Veracruz. At least one country reports adverse ecological impact after introduction.
Storlek / Vikt / Ålder
Könsmognad: 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)
Adults occur in warm springs, weedy canals and ditches (Ref. 5723). They feed on worms, crustaceans, insects and plant matter (Ref. 7020). Used for genetic research (Ref. 4537). Aquarium keeping: minimum aquarium size 60 cm (Ref. 51539).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
After 24 days gestation, up to 100 young are born.
Rodriguez, C.M., 1997. Phylogenetic analysis of the tribe Poeciliini (Cyprinodontiformes: Poeciliidae). Copeia 1997(4):663-679. (Ref. 26855)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Potential pest (Ref. 13686)
Mänskliga användningsområden
Fiskeri: kommersiell; Akvarium: Kommersiell
Verktyg
Särskilda rapporter
Ladda ner XML
Internet-källor
Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
|
Bayesian length-weight
|
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) |
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). |
Sårbarhet i fisket (Ref. 59153) |
Low to moderate vulnerability (27 of 100). 🛈 |
Priskategori (Ref. 80766) |
Unknown.
|