Reb River
| Reb River Rib | |
|---|---|
| Native name | ርብ (Amharic) | 
| Location | |
| Country | Ethiopia | 
| Region | Amhara | 
| Zone | South Gondar | 
| Physical characteristics | |
| Source | |
| • location | Near Gasay | 
| • coordinates | 11°47′23″N 38°09′48″E / 11.78977°N 38.16341°E | 
| • elevation | 2,808 m (9,213 ft) | 
| Mouth | Lake Tana | 
|  • coordinates | 12°2′26″N 37°36′0″E / 12.04056°N 37.60000°E | 
|  • elevation | 1,788 m (5,866 ft) | 
| Length | 110 km (68 mi) | 
| Basin size | 1,570 km2 (610 sq mi) | 
| Discharge | |
| • location | Mouth (estimate) | 
| • average | 27.78 m3/s (981 cu ft/s) | 
| • minimum | 5.34 m3/s (189 cu ft/s) | 
| • maximum | 73.17 m3/s (2,584 cu ft/s) | 
| Basin features | |
| Progression | Lake Tana → Blue Nile → Nile → Mediterranean Sea | 
| River system | Nile Basin | 
| Population | 500,000 | 
The Reb (also transliterated as Rib; Amharic "bottom, buttocks") is a river of north-central Ethiopia which empties into Lake Tana in a small delta. The river originates on the slopes of Mount Guna, and flows west through Kemekem woreda. It has no significant tributaries.