HydroBASINS lev08 watershed · #2080583270
Bassin de l'Aude
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 3 administrative regions : Ariège, Aude, Pyrénées-Orientales
Sub-basin area
1 848,2km²
Upstream area
1 848,2km²
Discharge
31,98m³/s
Mean elev.
760m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
3 dept-equivalent regions (GADM L2)
- 1581.0 km²85.4% of basin
- 147.3 km²8.0% of basin
- 123.1 km²6.6% of basin
188 communes (GADM L5)Available for FRA, RWA
- Formiguères45.33 km²97% commune
- Mijanès38.33 km²99% commune
- Quérigut35.90 km²100% commune
- Les Angles33.52 km²77% commune
- Limoux32.78 km²100% commune
- Escouloubre31.92 km²100% commune
- Carcassonne28.69 km²43% commune
- Belcaire27.94 km²87% commune
- Counozouls27.10 km²100% commune
- Bugarach25.99 km²95% commune
- Ladern-sur-Lauquet25.65 km²98% commune
- Le Bousquet25.60 km²99% commune
- Alet-les-Bains24.31 km²100% commune
- Saint-Hilaire23.85 km²100% commune
- Roquefeuil22.56 km²100% commune
- Niort-de-Sault22.30 km²100% commune
- Quillan22.11 km²100% commune
- Roquefort-de-Sault22.10 km²100% commune
- Marsa19.75 km²100% commune
- Puyvalador19.53 km²100% commune
- Arques19.30 km²100% commune
- Rennes-les-Bains19.06 km²100% commune
- Sougraigne18.99 km²100% commune
- Sainte-Colombe-sur-Guette18.77 km²88% commune
- Matemale18.58 km²99% commune
- Festes-et-Saint-André18.09 km²99% commune
- Clermont-sur-Lauquet17.54 km²94% commune
- Villefloure17.17 km²100% commune
- Mérial16.56 km²98% commune
- Saint-Louis-et-Parahou16.15 km²100% commune
- Bessède-de-Sault15.72 km²100% commune
- Belcastel-et-Buc15.28 km²100% commune
- La Fajolle15.24 km²99% commune
- Peyrolles15.21 km²100% commune
- Véraza15.21 km²100% commune
- Fontrabiouse15.11 km²99% commune
- Rennes-le-Château14.95 km²100% commune
- Saint-Julia-de-Bec14.68 km²100% commune
- Alaigne14.59 km²100% commune
- Brenac14.48 km²100% commune
- Espezel14.47 km²99% commune
- Quirbajou13.88 km²100% commune
- Villelongue-d'Aude13.83 km²100% commune
- Belvis13.79 km²57% commune
- Saint-Polycarpe13.76 km²100% commune
- Le Pla13.72 km²100% commune
- Saint-Just-et-le-Bézu13.59 km²100% commune
- Pieusse13.39 km²100% commune
- Villarzel-du-Razès13.37 km²100% commune
- Villardebelle13.15 km²99% commune
- Greffeil12.97 km²97% commune
- Rouvenac12.89 km²100% commune
- Artigues12.67 km²100% commune
- Palaja12.59 km²84% commune
- Villebazy12.31 km²100% commune
- Fa12.25 km²100% commune
- Bouisse12.19 km²46% commune
- Alairac12.19 km²73% commune
- Routier11.95 km²100% commune
- Axat11.91 km²100% commune
- Rodome11.90 km²100% commune
- Leuc11.76 km²100% commune
- Roquetaillade11.72 km²100% commune
- Montclar11.71 km²100% commune
- Belvianes-et-Cavirac11.69 km²100% commune
- Fajac-en-Val11.59 km²83% commune
- Puilaurens11.46 km²34% commune
- Aunat11.34 km²100% commune
- Castelreng11.19 km²100% commune
- Bouriège10.88 km²100% commune
- Le Clat10.86 km²100% commune
- Campagna-de-Sault10.83 km²100% commune
- Escueillens-et-Saint-Just-de-Bél10.75 km²91% commune
- Couffoulens10.55 km²100% commune
- Espéraza10.50 km²100% commune
- Saint-Martin-Lys10.49 km²100% commune
- Magrie10.42 km²100% commune
- La Serpent10.40 km²100% commune
- Pomas10.25 km²100% commune
- Saint-Ferriol9.98 km²100% commune
- Réal9.83 km²89% commune
- Antugnac9.67 km²100% commune
- Saint-Martin-de-Villereglan9.66 km²100% commune
- Rouze9.31 km²100% commune
- Brugairolles9.27 km²100% commune
- Bourigeole9.18 km²100% commune
- Cailhau8.92 km²88% commune
- Cavanac8.59 km²100% commune
- Coudons8.58 km²89% commune
- Mazerolles-du-Razès8.55 km²100% commune
- Mazuby8.54 km²100% commune
- Preixan8.12 km²100% commune
- Gaja-et-Villedieu8.00 km²100% commune
- Roullens7.98 km²100% commune
- Luc-sur-Aude7.92 km²100% commune
- Cailla7.75 km²100% commune
- Puivert7.70 km²18% commune
- Missègre7.53 km²100% commune
- Malviès7.31 km²100% commune
- Couiza7.22 km²100% commune
- Monthaut7.06 km²99% commune
- Lauraguel7.05 km²100% commune
- Camurac6.89 km²61% commune
- Saint-Jean-de-Paracol6.86 km²100% commune
- Bellegarde-du-Razès6.83 km²100% commune
- Terroles6.80 km²100% commune
- Joucou6.66 km²100% commune
- Mas-des-Cours6.62 km²88% commune
- Cépie6.58 km²100% commune
- Artigues6.48 km²100% commune
- Pauligne6.43 km²100% commune
- La Bezole6.42 km²94% commune
- Saint-Couat-du-Razès6.37 km²100% commune
- Tourreilles6.35 km²100% commune
- Fenouillet-du-Razès6.31 km²85% commune
- Cournanel6.23 km²100% commune
- Carcanières6.22 km²100% commune
- Ginoles6.20 km²100% commune
- Campagne-sur-Aude6.16 km²100% commune
- Valmigère6.07 km²100% commune
- Lavalette5.99 km²93% commune
- Villar-Saint-Anselme5.82 km²100% commune
- La Courtète5.77 km²100% commune
- Rouffiac-d'Aude5.64 km²100% commune
- Verzeille5.49 km²100% commune
- Granès5.46 km²100% commune
- Belfort-sur-Rebenty5.45 km²100% commune
- Ajac5.34 km²100% commune
- Fontanès-de-Sault5.34 km²100% commune
- Salvezines5.32 km²26% commune
- Caunette-sur-Lauquet5.15 km²100% commune
- Albières5.08 km²30% commune
- Gardie4.95 km²100% commune
- Donazac4.91 km²100% commune
- Nébias4.88 km²38% commune
- Belvèze-du-Razès4.78 km²100% commune
- Loupia4.73 km²100% commune
- Coustaussa4.60 km²100% commune
- Ferran4.53 km²76% commune
- Conilhac-de-la-Montagne4.44 km²100% commune
- Montgradail4.41 km²100% commune
- Pomy4.37 km²76% commune
- Montazels4.30 km²100% commune
- Malras4.29 km²100% commune
- Hounoux4.23 km²52% commune
- Galinagues4.18 km²100% commune
- Serres4.05 km²100% commune
- Cassaignes3.95 km²100% commune
- Cazilhac3.84 km²100% commune
- La Digne-d'Amont3.71 km²100% commune
- Rivel3.45 km²14% commune
- Cambieure3.17 km²100% commune
- Le Puch3.11 km²100% commune
- La Digne-d'Aval3.10 km²100% commune
- Comus2.83 km²19% commune
- Lignairolles2.73 km²36% commune
- La Llagonne2.63 km²11% commune
- Fourtou1.90 km²9% commune
- Gramazie1.87 km²100% commune
- Saint-Benoît1.76 km²8% commune
- Bélesta1.75 km²6% commune
- Montréal1.69 km²3% commune
- Caudiès-de-Fenouillèdes1.18 km²3% commune
- Fanjeaux0.92 km²4% commune
- Ascou0.89 km²2% commune
- Mosset0.75 km²1% commune
- Railleu0.67 km²7% commune
- Courtauly0.61 km²8% commune
- Camps-sur-l'Agly0.55 km²2% commune
- Brézilhac0.53 km²7% commune
- Fougax-et-Barrineuf0.49 km²2% commune
- Gueytes-et-Labastide0.38 km²7% commune
- Orlu0.35 km²0% commune
- Sorgeat0.32 km²2% commune
- Cailhavel0.28 km²5% commune
- Peyrefitte-du-Razès0.27 km²4% commune
- Villar-en-Val0.26 km²2% commune
- Montfort-sur-Boulzane0.18 km²1% commune
- Caudiès-de-Conflent0.15 km²2% commune
- Labastide-en-Val0.11 km²1% commune
- Montaillou0.07 km²1% commune
- Montjardin0.06 km²0% commune
- Sansa0.04 km²0% commune
- Villefort0.03 km²0% commune
- Lairière0.02 km²0% commune
- Angoustrine-Villeneuve-des-Escal0.02 km²0% commune
- Arzens0.01 km²0% commune
- Arquettes-en-Val0.00 km²0% commune
25 intersecting protected areas
Pays de Sault
IUCN Not ReportedSpecial Protection Area (Birds Directive)
540.35 km² overlap
Corbière-Fenouillèdes
IUCN VRegional Nature Park
355.77 km² overlap
Haute Vallée de l'Aude et Bassin de l'Aiguette
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
169.50 km² overlap
Hautes Corbières
IUCN Not ReportedSpecial Protection Area (Birds Directive)
151.08 km² overlap
Pyrénées Catalanes
IUCN VRegional Nature Park
146.06 km² overlap
Capcir, Carlit et Campcardos
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
91.29 km² overlap
Capcir-Carlit-Campcardos
IUCN Not ReportedSpecial Protection Area (Birds Directive)
91.09 km² overlap
Bassin du Rebenty
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
84.79 km² overlap
Quérigut, Orlu
IUCN Not ReportedSpecial Protection Area (Birds Directive)
58.41 km² overlap
16 more protected areassorted by overlap area
Special Areas of Conservation (Habitats Directive)
58.41 km² overlap
Massif de la Malepère
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
47.63 km² overlap
Massif du Madres-Coronat
IUCN Not ReportedSpecial Protection Area (Birds Directive)
24.16 km² overlap
Massif de Madres-Coronat
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
24.11 km² overlap
Corbières occidentales
IUCN Not ReportedSpecial Protection Area (Birds Directive)
11.62 km² overlap
Basses Corbières
IUCN Not ReportedSpecial Protection Area (Birds Directive)
9.09 km² overlap
Gorges de la Frau et Bélesta
IUCN Not ReportedSpecial Protection Area (Birds Directive)
5.08 km² overlap
la fajolle
IUCN IVLand acquired by a regional conservatory of natural areas
4.91 km² overlap
Vallée de l'Orbieu
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
4.19 km² overlap
Carcanet
IUCN IVForest Managed Biological Reserve
4.11 km² overlap
Laurenti
IUCN IVForest Managed Biological Reserve
2.93 km² overlap
Pinata
IUCN IVForest Managed Biological Reserve
2.92 km² overlap
Grotte de la Valette
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
1.15 km² overlap
Grotte Du T.M. 71
IUCN IIINational Nature Reserve
1.04 km² overlap
haute vallee de l\'aude
IUCN IVLand acquired by a regional conservatory of natural areas
0.62 km² overlap
Orlu
IUCN IVNational Hunting and Wildlife Reserve
0.39 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
10 652 distinct species · 677 601 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
Indicateurs du tissu écologique
Tissu écologique de Bassin de l'Aude : 28 espèces + 7 bulles famille, 82 interactions GloBI documentées sur 4 types (connectance 13.8%, filtre Serrano α=0.2). Les 7 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
10,7°C
Annual rain
877mm
Moisture idx (CMI)
0,00
Runoff
475mm/an
PET
857mm
AET
653mm
Mean slope
11,7°
Water table
482cm
Forest
72%
Crops
16%
Urban
2%
Protected
8%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)