| Biwia | |
|---|---|
 | |
| Biwia zezera | |
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Cypriniformes |
| Family: | Gobionidae |
| Genus: | Biwia D. S. Jordan & Fowler, 1903 |
| Type species | |
| Pseudogobio zezera Ishikawa, 1895 | |
Biwia is a genus of freshwater ray-finned fish belonging to the family Gobionidae, the gudgeons. The fishes in this genus are found in Korea and Japan.
