HydroBASINS lev08 watershed · #2080583360
Bassin de l'Orbieu
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 1 administrative regions : Aude
Sub-basin area
752,4km²
Upstream area
752,6km²
Discharge
12,5m³/s
Mean elev.
291m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
76 communes (GADM L5)Available for FRA, RWA
- Bizanet34.98 km²93% commune
- Montlaur34.95 km²97% commune
- Talairan33.91 km²89% commune
- Lagrasse32.23 km²100% commune
- Fabrezan27.99 km²99% commune
- Thézan-des-Corbières26.40 km²100% commune
- Saint-Laurent-de-la-Cabrerisse26.19 km²100% commune
- Saint-André-de-Roquelongue26.08 km²86% commune
- Boutenac23.63 km²100% commune
- Auriac21.46 km²98% commune
- Laroque-de-Fa20.64 km²99% commune
- Villerouge-Termenès19.89 km²100% commune
- Termes18.82 km²100% commune
- Vignevieille17.43 km²100% commune
- Fourtou17.28 km²83% commune
- Saint-Pierre-des-Champs16.34 km²100% commune
- Ferrals-les-Corbières15.69 km²99% commune
- Bouisse14.13 km²54% commune
- Mouthoumet14.04 km²100% commune
- Jonquières13.77 km²100% commune
- Lairière13.54 km²100% commune
- Camplong-d'Aude12.38 km²98% commune
- Tournissan12.14 km²100% commune
- Labastide-en-Val12.00 km²99% commune
- Albières11.99 km²70% commune
- Mayronnes11.73 km²100% commune
- Villar-en-Val11.64 km²98% commune
- Montséret11.31 km²100% commune
- Névian10.48 km²72% commune
- Ornaisons10.48 km²100% commune
- Fontjoncouse10.35 km²37% commune
- Félines-Termenès10.10 km²97% commune
- Arquettes-en-Val9.88 km²100% commune
- Davejean9.82 km²73% commune
- Ribaute9.55 km²100% commune
- Coustouge9.42 km²100% commune
- Luc-sur-Orbieu9.39 km²100% commune
- Lanet8.98 km²100% commune
- Caunettes-en-Val8.70 km²100% commune
- Narbonne8.66 km²5% commune
- Salza8.46 km²100% commune
- Taurize8.37 km²100% commune
- Montjoi7.66 km²100% commune
- Lézignan-Corbières7.60 km²20% commune
- Rieux-en-Val7.29 km²100% commune
- Saint-Martin-des-Puits7.04 km²100% commune
- Serviès-en-Val6.58 km²100% commune
- Albas6.31 km²28% commune
- Villetritouls4.89 km²100% commune
- Pradelles-en-Val4.48 km²27% commune
- Cruscades3.27 km²34% commune
- Raissac-d'Aude3.07 km²46% commune
- Villedaigne2.41 km²100% commune
- Palairac1.51 km²8% commune
- Fajac-en-Val1.20 km²9% commune
- Clermont-sur-Lauquet1.14 km²6% commune
- Canet0.95 km²7% commune
- Massac0.66 km²5% commune
- Ladern-sur-Lauquet0.58 km²2% commune
- Greffeil0.37 km²3% commune
- Camps-sur-l'Agly0.34 km²1% commune
- Soulatgé0.22 km²1% commune
- Conilhac-Corbières0.14 km²1% commune
- Barbaira0.14 km²1% commune
- Fontcouverte0.13 km²1% commune
- Marcorignan0.13 km²2% commune
- Peyriac-de-Mer0.11 km²0% commune
- Moux0.10 km²1% commune
- Villardebelle0.10 km²1% commune
- Portel-des-Corbières0.04 km²0% commune
- Douzens0.03 km²0% commune
- Caunette-sur-Lauquet0.01 km²0% commune
- Capendu0.01 km²0% commune
- Valmigère0.01 km²0% commune
- Montredon-des-Corbières0.00 km²0% commune
- Comigne0.00 km²0% commune
9 intersecting protected areas
Corbière-Fenouillèdes
IUCN VRegional Nature Park
288.28 km² overlap
Vallée de l'Orbieu
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
164.61 km² overlap
Corbières occidentales
IUCN Not ReportedSpecial Protection Area (Birds Directive)
151.35 km² overlap
Corbières orientales
IUCN Not ReportedSpecial Protection Area (Birds Directive)
130.64 km² overlap
Hautes Corbières
IUCN Not ReportedSpecial Protection Area (Birds Directive)
108.33 km² overlap
Regional Nature Park
91.43 km² overlap
cruscades
IUCN IVLand acquired by a regional conservatory of natural areas
0.25 km² overlap
la plaine de talairan
IUCN IVLand acquired by a regional conservatory of natural areas
0.10 km² overlap
Land acquired by a regional conservatory of natural areas
0.06 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
4 965 distinct species · 278 348 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 29 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'Orbieu : 21 espèces + 8 bulles famille, 58 interactions GloBI documentées sur 2 types (connectance 14.3%, filtre Serrano α=0.2). Les 8 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°
13,3°C
Annual rain
720mm
Moisture idx (CMI)
-0,24
Runoff
502mm/an
PET
955mm
AET
603mm
Mean slope
7,8°
Water table
327cm
Forest
54%
Crops
21%
Urban
1%
Protected
12%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)