Derba
| Derba Дерба / Дьэрбэ | |
|---|---|
| Lena basin with the Derba in the middle | |
| Mouth location in Yakutia, Russia | |
| Location | |
| Country | Russia | 
| Physical characteristics | |
| Source | |
| • location | Central Siberian Plateau | 
| • coordinates | 61°40′43″N 116°16′40″E / 61.67861°N 116.27778°E | 
| • elevation | 292 m (958 ft) | 
| Mouth | Lena | 
|  • coordinates | 60°26′40″N 116°43′37″E / 60.44444°N 116.72694°E | 
|  • elevation | 149 m (489 ft) | 
| Length | 299 km (186 mi) (320 kilometres (200 mi)) | 
| Basin size | 8,780 km2 (3,390 sq mi) | 
| Basin features | |
| Progression | Lena→ Laptev Sea | 
The Derba (Russian: Дерба), also known as Derbe (Russian: Дербе; Yakut: Дьэрбэ, Cerbe) or Dzherba (Russian: Джерба), is a river in Yakutia (Sakha Republic), Russia. It is a tributary of the Lena with a length of 299 kilometres (186 mi) —320 kilometres (200 mi) counting the Mas-Turukhtaakh at its head— and a drainage basin area of 8,780 square kilometres (3,390 sq mi).
The river flows across an uninhabited area of the Lensky District.