Oued Massa is a river located in southwestern Morocco. It flows into the Atlantic Ocean near the town of Massa. The river is known for its rich biodiversity and is surrounded by lush vegetation, making it an important ecological area. The Oued Massa region is also home to the Massa Lagoon, a protected area that serves as a habitat for various bird species, including migratory birds. This natural environment attracts both researchers and tourists interested in wildlife and nature conservation.