LéezThe Léez is a left tributary of the Adour, in the Southwest of France. It is long.NameThis name proceeds from an Aquitanian hydronym Lez / Liz.GeographyThe Léez rises near Gardères in the north of the plateau of Ger. It flows north through the Vic-Bilh area in the east of the Pyrénées-Atlantiques and joins the Adour in the French département of the Gers, upstream from Aire-sur-l'Adour.Main tributaries the Petit-Léez, the Gabassot, the Larcis, the canal of Bernède, long of 2 km, fed by the Adour.