| Onemen Bay | |
|---|---|
| Онемен / Onmyn | |
 View of the area with Onemen Bay roughly in the middle. | |
  Onemen Bay Location in Chukotka Autonomous Okrug, Russia | |
| Location | Arctic |
| Coordinates | 64°42′58″N 176°43′43″E / 64.71611°N 176.72861°E |
| River sources | Anadyr River |
| Ocean/sea sources | Anadyr Estuary Gulf of Anadyr, Bering Sea |
| Basin countries | Russia |
| Max. length | 40 km (25 mi) |
| Max. width | 5 km (3.1 mi) |
| Average depth | 20 m (66 ft) |
| Settlements | Tavayvaam |
Onemen Bay (‹See Tfd›Russian: Залив Онемен, Zaliv Onmen; Chukot: Онмын, Onmyn) is a bay of the Gulf of Anadyr, Bering Sea. Administratively it belongs to the Anadyrsky District of the Chukotka Autonomous Okrug, Russia. There are no settlements on the shores of the bay except for Tavayvaam at the eastern end. Anadyr is located to the east, past the mouth area.[1]