| Tanagro | |
|---|---|
.jpg) The Tanagro crossing Polla | |
 | |
| Location | |
| Country |  Italy |
| Physical characteristics | |
| Source | |
| • location | Hillside near Casalbuono |
| Mouth | Sele |
• location | near Contursi Terme |
• coordinates | 40°38′01″N 15°13′48″E / 40.6335°N 15.2301°E |
| Length | 92 km (57 mi) |
| Basin size | 1,835 km2 (708 sq mi) |
| Discharge | |
| • average | 20 m3/s (710 cu ft/s) |
| Basin features | |
| Progression | Sele→ Tyrrhenian Sea |
The Tanagro (Tanàgro) or Negro is a river of the Province of Salerno, southwestern Italy. It rises in the Vallo di Diano and is a tributary of the Sele River. In ancient times it was known as Tanager.