Otwiernica
| Otwiernica | |
|---|---|
| Location | |
| Country | Poland |
| Physical characteristics | |
| Mouth | |
• location | Czernica |
• coordinates | 51°29′14″N 15°05′36″E / 51.4873°N 15.0934°E |
| Basin features | |
| Progression | Czernica→ Czerna Mała→ Czerna Wielka→
Bóbr→ Oder→ Baltic Sea |
Otwiernica is a small river of southwestern Poland. It flows into the Czernica near Wymiarki.