The Gave de Pau is a river located in the southwestern region of France. It flows through the Pyrénées-Atlantiques department and is a tributary of the Gave d'Oloron. The river is approximately 145 kilometers long and is known for its picturesque landscapes and recreational activities, such as fishing and kayaking. The Gave de Pau originates in the Pyrénées mountains and passes through several towns, including Pau, which is the capital of the department. The river plays a significant role in the local ecosystem and economy, providing water resources and supporting biodiversity in the surrounding areas.