Saw pipefish
- kingdom: Animalia
- phylum: Chordata
- class: Actinopterygii
- order: Syngnathiformes
- family: Syngnathidae
- genus: Trachyrhamphus
- species: Trachyrhamphus serratus
Chennai
Tamil Nadu
India
Miura
Kanagawa- Nagasaki-shi
Nagasaki
Japan