
Eastern Rainbowfish
Melanotaenia splendida splendida
The Eastern Rainbowfish (Melanotaenia splendida splendida) is a tropical freshwater fish of the family Melanotaeniidae. It swims in midwater, close to the bottom. It grows to 20 cm (standard length, tail fin excluded). The IUCN Red List rates it Least Concern. In the aquarium it is kept at 20–30 °C.
- Size
- 20 cmstandard length, tail fin excluded
- Temperature
- 20–30 °C
- pH
- 5.0–8.0
- Tank footprint
- 120 × 30 cm
In the aquarium
Temperature20–30 °C
pH5.0–8.0
Hardness5–20 °dGH
In the wild
- Water type
- Freshwater
- Climate zone
- Tropical
- Habitat
- Midwater, close to the bottom
- Aquarium trade
- Public aquariums only
Conservation status
Classification
- OrderAtheriniformes
- FamilyMelanotaeniidae
- GenusMelanotaenia
- SpeciesMelanotaenia splendida splendida
Quick answers
- Eastern Rainbowfish size: how big does it get?
- It grows to 20 cm (standard length, tail fin excluded).
- Eastern Rainbowfish tank size: what is the minimum?
- A tank with a footprint of at least 120 × 30 cm.
- Eastern Rainbowfish water parameters: what does it need?
- Temperature 20–30 °C, pH 5.0–8.0, hardness 5–20 °dGH.
- Eastern Rainbowfish: is it endangered?
- The IUCN Red List rates it Least Concern.
Related species
Sources
The figures on this page are compiled from the references below.












