| Bymok | |
|---|---|
 | |
| Physical characteristics | |
| Mouth | |
• location | Bym |
| Length | 20 km (12 mi) |
| Basin features | |
| Progression | Bym→ Iren→ Sylva→ Chusovaya→ Kama→ Volga→ Caspian Sea |
Bymok (Russian: Бымок) is a river in Perm Krai, Russia, a left tributary of the Bym, which in turn is a tributary of the Iren. The river is 20 kilometres (12 mi) long.[1]