Gélise facts for kids
Quick facts for kids Gélise |
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| River | |
 The Gélise river at Barbaste
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| Country | France |
|---|---|
| Regions | Occitanie, Nouvelle-Aquitaine |
| Department | Gers, Landes, Lot-et-Garonne |
| Communes | Demu, Eauze, Sos, Poudenas, Mézin, Barbaste |
| Tributaries | |
| - left | Rimbez, Gueyze |
| - right | Izaute, Auzoue, Osse |
| City | Nérac |
| Source | Pyrénées |
| - location | Lupiac, Gers, France |
| - elevation | 215 m (705 ft) |
| - coordinates | 43°41′02″N 0°10′38″E / 43.68389°N 0.17722°E |
| Mouth | Baïse |
| - location | Lavardac, Lot-et-Garonne, France |
| - elevation | 40 m (131 ft) |
| - coordinates | 44°10′47″N 0°17′18″E / 44.17972°N 0.28833°E |
| Length | 92 km (57 mi) |
| Basin | 2,910 km² (1,124 sq mi) |
| Discharge | for Mézin |
| - average | 4.72 m³/s (167 cu ft/s) |
The Gélise is a river of south-western France that flows through the Gers, Landes and Lot-et-Garonne departments, in the Occitanie and Nouvelle-Aquitaine regions. It is a left tributary of the Baïse river.
Contents
Geography
The Gélise has a length of 92 km (57.2 mi), and a drainage basin with an area of approximately 2,859 km2 (1,104 sq mi).
Its average yearly discharge (volume of water which passes through a section of the river per unit of time) is 4.72 cubic metres per second at Mézin.
Course
The Gélise starts in the place known as Cahuzères in the commune of Lupiac, Gers department, at an elevation of about 215 m (705 ft). It flows to the northwest and then, after Castelnau-d'Auzan, turns to the northeast.
It joins the Baïse on its left bank at Lavardac, at about 40 m (131 ft) of altitude.
The Gélise flows through 21 communes. It passes through the following regions, departments and communes:
- Occitanie region
- Gers: Dému, Eauze, Labarrère, Ramouzens, Castillon-Debats, Castelnau-d'Auzan, Lupiac, Noulens
- Nouvelle-Aquitaine region
- Landes: Parleboscq, Escalans
- Lot-et-Garonne: Sos, Poudenas, Mézin, Barbaste, Sainte-Maure-de-Peyriac, Nérac, Lavardac, Andiran, Saint-Pé-Saint-Simon, Réaup-Lisse
Main tributaries
The main tributaries of the Gélise river are:
- Left tributaries
- Rimbez - 16.4 km;
- Gueyze - 17.7 km;
- Right tributaries
- Izaute - 37.5 km;
- Auzoue - 74.1 km;
- Osse - 120.2 km;
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