| Avers Rhine German: Averser Rhein | |
|---|---|
 The Avers Rhine in Val Ferrera valley, lithograph from 1827 | |
 | |
| Native name | Ragn da Ferrera (Romansh) |
| Location | |
| Country | Switzerland |
| Canton | Graubünden, Switzerland |
| Physical characteristics | |
| Source | |
| • location | Confluence of Bergalgabach and Jufer Rhine |
| • coordinates | 46°24′3″N 9°32′56″E / 46.40083°N 9.54889°E |
| • elevation | 1,931 m (6,335 ft) |
| Mouth | |
• location | Confluence with Hinterrhein in Andeer |
• coordinates | 46°34′59″N 9°25′20″E / 46.58306°N 9.42222°E |
• elevation | 1,075 m (3,527 ft) |
| Length | 20 km (12 mi) |
| Basin size | 261 km2 (101 sq mi) |
| Discharge | |
| • average | 11.5 m3/s (410 cu ft/s) |
| Basin features | |
| Progression | Hinterrhein→ Rhine→ North Sea |
| Tributaries | |
| • left | Bergalgabach, Madrischer Rhein, Reno di Lei, Ual da Niemet |
| • right | Jufer Rhine, Ava da Starlera, Ava da Mulegn |
| Waterbodies | Innerferrarra reservoir |
The Avers Rhine (Romansh: Ragn da Ferrera, German: Averser Rhein) is a tributary of the Hinterrhein/Rein Posteriur in the Swiss canton of Graubünden.