Allaikha
| Allaikha | |
|---|---|
| Indigirka Basin | |
| Location in Sakha, Russia | |
| Location | |
| Country | Russia | 
| Physical characteristics | |
| Source | |
| • location | Polousny Range | 
| • elevation | 80 metres (260 ft) | 
| Mouth | Indigirka | 
|  • coordinates | 70°31′43″N 147°42′50″E / 70.52861°N 147.71389°E | 
|  • elevation | 2 metres (6 ft 7 in) | 
| Length | 563 km (350 mi) | 
| Basin size | 12,400 km2 (4,800 sq mi) | 
| Basin features | |
| Progression | Indigirka→ East Siberian Sea | 
The Allaikha (Russian: Алла́иха; Yakut: Аллайыаха, Allayıaxa) is a river of Sakha Republic, Russia, a left hand tributary of the Indigirka. It is 563 kilometres (350 mi) long, and has a drainage basin of 12,400 square kilometres (4,800 sq mi).