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Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Goodeidae (Splitfins) > Goodeinae
Etymology: Xenotaenia: Greek, xenos = strange + latin, taenia, -ae = strip (Ref. 45335).
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
; sötvatten bottenlevande. Tropical; 22°C - 25°C (Ref. 2060)
Central America: restricted to the Purificación and Marabasco river basins, on the Pacific slope of west-central Mexico.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 4.0 cm TL hane/ej könsbestämd; (Ref. 2060); 5.0 cm TL (female)
In small creeks with dense vegetation; feeds on algae (Ref 26133). Migratory behaviour is undetermined (Ref. 126106).
Females can get young every 2 months.
Lyons, J., 1997. Morphological variation within Xenotaenia resolanae (Pisces: Goodeidae), a little-known species endemic to the Pacific slope of west-central México. Ichthyol. Explor. Freshwat. 7(3-4):267-272. (Ref. 26133)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Sårbar (VU) (B1ab(i,ii,iii,iv)+2ab(i,ii,iii,iv)); Date assessed: 14 March 2018
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: saknar intresse; Akvarium: Kommersiell
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Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01995 (0.00906 - 0.04395), b=3.01 (2.83 - 3.19), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 2.0 ±0.00 se; based on food items.
Resiliens (Ref.
120179): Hög, lägsta populationsfördubblingstid mindre än 15 månader (tm=0.3 (in captivity); Fec=10-30; assuming multiple spawning per year).
Sårbarhet i fisket (Ref.
59153): Low vulnerability (10 of 100).
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