| Lagunienu | |
|---|---|
  Location within Corsica  Location within France | |
| Location | |
| Country | France |
| Region | Corsica |
| Department | Corse-du-Sud |
| Physical characteristics | |
| Mouth | Tyrrhenian Sea |
• coordinates | 41°36′15″N 9°17′09″E / 41.6043°N 9.2857°E |
| Length | 7.27 kilometres (4.52 mi) |
The Lagunienu is a small coastal stream in the southeast of the department of Corse-du-Sud, Corsica, France.
The Lagunienu is 7.27 kilometres (4.52 mi) long. It flows through the commune of Porto-Vecchio. There are no named tributaries. The stream rises to the northwest of the hamlet of Renajolo and flows in a generally southeast direction past the village of Palavesa to enter the Golfe de Porto-Vecchio between Poretta and Marina di Fiori. There are east-facing beaches on either side of the mouth of the Lagunienu.
