| Lago di Posta Fibreno | |
| Location: | Posta Fibreno, (Province of Frosinone, Lazio) |
| Coords: | 41.6998°N 13.6863°W |
| Pushpin Map: | Lazio |
| Outflow: | Fibreno |
| Basin Countries: | Italy |
| Area: | 0.287km2 |
| Elevation: | 288m (945feet) |
Lago di Posta Fibreno is an Italian lake located in Posta Fibreno, a municipality of the Province of Frosinone, Lazio. At an elevation of 288 m, its surface area is 0.287 km2. The lake is in a karstic terrain and rich in underwater springs.[1]
The lake of Posta Fibreno is home to the endemic Fibreno trout (Salmo fibreni), along with the more widespread Mediterranean trout (Salmo cettii).[1]