Buff-backed spiny eel
- kingdom: Animalia
- phylum: Chordata
- class: Actinopterygii
- order: Synbranchiformes
- family: Mastacembelidae
- genus: Macrognathus
- species: Macrognathus maculatus
Johor Bahru
Kota Tinggi
JohorKota Belud
Sabah
MalaysiaPattani
Pattani
Thailand