| Messolongi Lagoon | |
|---|---|
| Location | Aitolia-Akarnania |
| Lake type | natural |
| Basin countries | Greece |
| Max. length | 15 to 20 km |
| Max. width | 15 km |
| Surface area | about 20 to 50 km² |
| Max. depth | 9 m |
| Settlements | Messolongi |
The Messolongi Lagoon (Greek: Λιμνοθάλασσα Μεσολογγίου Limnothalassa Messolongiou) is a lagoon located in the south of the Etoloakarnania prefecture and is a piece of a sea and the Gulf of Patras. It was undepth by the shores of the Gulf of Patras in which. Its length is approximately 15 to 20 km along with its width, its shape resembles a triangular form.
The deepest depth is 5 to 6 m, other than the largest part in which its depths does not pass over half a metre and it contains seaweeds. Several islands surround the lagoon Near to the coasts, the depth is only 10 cm and it is a swampy area that a part of it is land. It features fishes. Strabo called the lake Kynia.
Near the lagoon is the Aitoliko Lagoon to the north.
The lagoon was partly drained in the 20th century especially in the western portion in which a part of the land extended southward with farmlands and dikes. The island of Aitoliko or sometimes the peninsula extended by 15 km and 200 m making it the longest extension, the eastern half became a canal and it resembles as a dike.