Lesser spiny eel
- kingdom: Animalia
- phylum: Chordata
- class: Actinopterygii
- order: Synbranchiformes
- family: Mastacembelidae
- genus: Macrognathus
- species: Macrognathus aral
- Mandalay
Mandalay
Myanmar- Birātnagar
Eastern Region
Nepal- Ban Rangsit
- Thanyaburi
Pathum Thani
Thailand