
Emerald Betta
Betta smaragdina
The Emerald Betta (Betta smaragdina) is a tropical freshwater fish of the family Osphronemidae. It swims in midwater, close to the bottom. It grows to 7 cm (total length). In the aquarium it is kept at 22–28 °C.
- Size
- 7 cmtotal length
- Temperature
- 22–28 °C
- pH
- 5.5–7.5
- Tank footprint
- 45 × 30 cm
In the aquarium
Temperature22–28 °C
pH5.5–7.5
Hardness1–10 °dGH
In the wild
- Water type
- Freshwater
- Climate zone
- Tropical
- Habitat
- Midwater, close to the bottom
- Aquarium trade
- Traded commercially
Classification
- OrderPerciformes
- FamilyOsphronemidae
- GenusBetta
- SpeciesBetta smaragdina
Quick answers
- Emerald Betta size: how big does it get?
- It grows to 7 cm (total length).
- Emerald Betta tank size: what is the minimum?
- A tank with a footprint of at least 45 × 30 cm.
- Emerald Betta water parameters: what does it need?
- Temperature 22–28 °C, pH 5.5–7.5, hardness 1–10 °dGH.
Related species
Sources
The figures on this page are compiled from the references below.












