| Kuialnyk Estuary | |
|---|---|
 The view of the estuary | |
  Kuialnyk Estuary | |
| Location | Ukraine |
| Coordinates | 46°38′N 30°43′E / 46.633°N 30.717°E |
| Type | hypersaline estuary |
| Primary inflows | Velykyi Kuialnyk |
| Basin countries | Ukraine |
| Max. length | 28 km (17 mi) |
| Max. width | 3 km (1.9 mi) |
| Surface area | 56–60 km2 (22–23 sq mi) |
| Average depth | 3 m (9.8 ft) |
| Settlements | Odesa |
Kuialnyk Estuary (Ukrainian: Куяльницький лиман, Crimean Tatar: Kuyanlık), formerly known as Andriivskyi Lyman, is an estuary of the Velykyi Kuialnyk on the northwest coast of the Black Sea, one of the group of Odesa estuaries, located north of Odesa. The name comes from Crimean Tatar "kuyanlık," meaning thick.