Blub
- #1
Neon Dwarf Rainbowfish
(Melanotaeina praecox)
Common names: Dwarf neon rainbowfish, Neon rainbowfish, Dwarf rainbowfish, Praecox rainbowfish
Size: 6cm
pH: 6.0 – 8.0
Tempº: 22ºC - 28ºC (71 F - 82 F)
Tank region: Middle/Top
Origin: New Guinea
Gender: Males have red fins, Females have yellow and sometimes deep orange fins.
Notes: These are active, pretty and hardy fish. They’re amazing neon colour will brighten up any tank. Dwarf rainbows are totally peaceful – but need to be kept in a school of at least 6. They will be at their best in a Planted tank with some free swimming space and a dark substrate. These fish can be a little pricey, however. So, watch the wallet!
Image: A pair of males.

(Melanotaeina praecox)
Common names: Dwarf neon rainbowfish, Neon rainbowfish, Dwarf rainbowfish, Praecox rainbowfish
Size: 6cm
pH: 6.0 – 8.0
Tempº: 22ºC - 28ºC (71 F - 82 F)
Tank region: Middle/Top
Origin: New Guinea
Gender: Males have red fins, Females have yellow and sometimes deep orange fins.
Notes: These are active, pretty and hardy fish. They’re amazing neon colour will brighten up any tank. Dwarf rainbows are totally peaceful – but need to be kept in a school of at least 6. They will be at their best in a Planted tank with some free swimming space and a dark substrate. These fish can be a little pricey, however. So, watch the wallet!
Image: A pair of males.
