Dwarf rainbowfish
Melanotaenia praecox
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The dwarf neon rainbowfish is endemic to the Mamberamo River basin in West Papua (Indonesia) and very common in the hobby. Omnivorous and schooling. The male is more colourful and deeper-bodied. It scatters its eggs among plants and breeds easily.
- Scientific name
- Melanotaenia praecox
- Family
- Melanotaeniidae
Fact sheet
General
- Water
- Freshwater
- Group
- Fish
Taxonomy
- Family
- Melanotaeniidae
- Order
- Atheriniformes
- Synonyms
- Rhombatractus praecox
Origin
- Native region
- Ásia
Water
- Temperature
- 23–28 °C
- pH
- 6.8–7.5
- General hardness (GH)
- 5–15 °dGH
Size and lifespan
- Adult size
- 8 cm
- Minimum tank (volume)
- 54 L
- Minimum tank (length)
- 60 cm
Behavior
- Temperament
- Peaceful
- Social life
- School
- Minimum group
- 6
- Swimming level
- Middle
Care
- Care difficulty
- Easy
Reproduction
- Breeding strategy
- Egg scatterer
Conservation and trade
- IUCN status
- Least concern (LC)
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