Blue rainbowfish
| Blue rainbowfish | |
|---|---|
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Atheriniformes |
| Family: | Melanotaeniidae |
| Genus: | Melanotaenia |
| Species: | M. caerulea
|
| Binomial name | |
| Melanotaenia caerulea G. R. Allen, 1996
| |
The blue rainbowfish (Melanotaenia caerulea) is a species of rainbowfish in the subfamily Melanotaeniinae which is endemic to Papua New Guinea. It is found mostly in the lower and middle Kikori drainage system.
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