Silver dollar
Metynnis argenteus
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A silver dollar from Brazil, a relative of the piranhas, often confused with Metynnis hypsauchen. Peaceful and schooling, it eats mainly plants and destroys live plants. It spawns in groups, scattering its eggs, with no care for the young.
- Scientific name
- Metynnis argenteus
- Family
- Serrasalmidae
Fact sheet
General
- Water
- Freshwater
- Group
- Fish
Taxonomy
- Family
- Serrasalmidae
- Order
- Characiformes
- Synonyms
- Metynnis eigenmanni, Metynnis lippincottianus
Origin
- Native region
- América do Sul
Water
- Temperature
- 24–28 °C
- pH
- 6–7
- General hardness (GH)
- 0–10 °dGH
Size and lifespan
- Adult size
- 15 cm
- Minimum tank (volume)
- 260 L
- Minimum tank (length)
- 180 cm
Behavior
- Temperament
- Peaceful
- Social life
- School
- Swimming level
- Middle
Care
- Care difficulty
- Moderate
Reproduction
- Breeding strategy
- Egg scatterer
Conservation and trade
- IUCN status
- Least concern (LC)
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