| Lake Pergusa Lago di Pergusa | |
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  Lake Pergusa Lago di Pergusa | |
| Location | Province of Enna, Sicily |
| Coordinates | 37°30′50″N 14°18′21″E / 37.51389°N 14.30583°E |
| Basin countries | Italy |
| Surface area | 1.8 km2 (0.69 sq mi) |
| Max. depth | 12 m (39 ft) |
| Surface elevation | 670 m (2,200 ft) |
Lake Pergusa (Pergoussa, Πυργούσσα in Ancient Greek) is a lake in Sicily, set between a group of mountains in the Erean Mountains chain near Pergusa, 5 km from Enna, Italy. It is a vital stop in the migratory trajectory of a great number of birds. In addition to birds, which are by far the main inhabitants of the Pergusa nature reserve, there are also interesting species of mammals, reptiles, amphibians and invertebrates found here. At an elevation of 670 m, the lake's surface area is 1.83 km2.