| Osyotr | |
|---|---|
 | |
 | |
| Native name | Осётр (Russian) |
| Location | |
| Country | Russia |
| Physical characteristics | |
| Mouth | Oka |
• coordinates | 54°58′30″N 38°46′26″E / 54.9750°N 38.7739°E |
| Length | 228 km (142 mi) |
| Basin size | 3,480 km2 (1,340 sq mi) |
| Basin features | |
| Progression | Oka→ Volga→ Caspian Sea |
The Osyotr (Russian: Осётр) is a river in Tula and Moscow Oblasts in Russia, a right tributary of the Oka.[1] The length of the river is 228 kilometres (142 mi). The area of its basin is 3,480 square kilometres (1,340 sq mi).[2] The Osyotr freezes up in November and stays icebound until the first half of April. The town of Zaraysk is located on the Osyotr River.
- ^ Осётр, Great Soviet Encyclopedia
- ^ «Река ОСЕТР», Russian State Water Registry