| Gabas | |
|---|---|
| Origin | Plateau of Ger |
| Mouth | Adour |
| Basin countries | France |
| Length | 117 km |
The Gabas, is a left tributary of the Adour, in the Landes, in the Southwest of France.
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The name Gabas is derived from the word gave. The river was known as the fluvius gavasensis in 982[1].
A tributary of the Léez is named the Gabassot, an hypocoristic of Gabas.
The Gabas rises in the plateau of Ger in the north of Lourdes, as the union of the Gabastou and the Honrède. It flows north-west like the neighboring rivers: the Luy, the Uzan and the Ousse.
The Gabas crosses the Tursan, in the Landes. It flows into the Adour in Toulouzette, downstream from Saint-Sever.
A dam of 20 million m³ was built in its upper course to regulate lowest water level.