Ruby tetra
Axelrodia riesei
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The ruby tetra is a tiny tetra, about 2.5 centimetres long, from the upper Meta River in the Colombian Orinoco basin, where it lives in small tributaries. In the wild it is deep red, but the colour fades in captivity.
- Scientific name
- Axelrodia riesei
- Family
- Acestrorhamphidae
Fact sheet
General
- Water
- Freshwater
- Group
- Fish
Taxonomy
- Family
- Acestrorhamphidae
- Order
- Characiformes
Origin
- Native region
- América do Sul
Water
- Temperature
- 20–28 °C
- pH
- 4–6.5
- General hardness (GH)
- 1–5 °dGH
Size and lifespan
- Adult size
- 2 cm
- Minimum tank (volume)
- 54 L
- Minimum tank (length)
- 60 cm
Behavior
- Temperament
- Peaceful
- Social life
- School
- Swimming level
- Middle
Care
- Care difficulty
- Moderate
Conservation and trade
- IUCN status
- Least concern (LC)
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