Kit-Kat & Recesses
Molly · Poecilia sphenops
2 in the tank
Where it's from
Native to the Actopan, Atrato, Balsas, Barranca and 50 other river basins
Mexico, Colombia, Costa Rica, Panama, Honduras, Nicaragua, El Salvador and Guatemala
Recorded as introduced in Canada, United States (Colorado USA basin), Hungary (Danube basin), Trinidad & Tobago (Diego martin basin) and 18 more places
Native range: Global Register of Introduced and Invasive Species (CC BY 4.0); Listado taxonómico de peces y lampreas con distribución en México (CC0); DAISIE (CC BY 4.0); Tedesco et al. 2017 (CC0).
At a glance
- Size
- 3 in
- 8 cm
- Min tank
- 15 gal
- 57 L
- Group
- 3+
- Temp
- 75–82°F
- 24–28°C
- pH
- 7.0–8.5
- GH
- 179–447 ppm
- 10–25 dGH
- Temperament
- Peaceful
- Swims
- Middle
- Lifespan
- 3–5 yrs
Ammonia 0 ppm and nitrate under 20 ppm.
The care information here is written with AI help, so it can contain mistakes. Spot one? Tell us and we'll fix it.
Everything about Molly
Care guide, common diseases, tank mates, keepers' experiences and more