Lagoon
Cardinal Tetra
Paracheirodon axelrodi
6 in the tank
Where it's from
Native to the Amazon and Orinoco river basins
Brazil, Colombia and Venezuela
Recorded as introduced in Mexico and Suriname (Surinam basin)
Native range: Catálogo Taxonômico da Fauna do Brasil (CC BY 4.0); Global Register of Introduced and Invasive Species (CC BY 4.0); Lista Roja de la Fauna Venezolana 2015 (CC BY 4.0); Tedesco et al. 2017 (CC0).
At a glance
- Size
- 2 in
- 5 cm
- Min tank
- 15 gal
- 57 L
- Group
- 6+
- Temp
- 73–81°F
- 23–27°C
- pH
- 4.5–6.5
- GH
- 18–107 ppm
- 1–6 dGH
- Temperament
- Peaceful
- Swims
- Middle
- Lifespan
- 4–5 yrs
Ammonia 0 ppm and nitrate under 10 ppm.
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Everything about Cardinal Tetra
Care guide, common diseases, tank mates, keepers' experiences and more