HydroBASINS lev08 watershed · #2080572780
Bassin du Rancure
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 : Alpes-de-Haute-Provence
Sub-basin area
443,1km²
Upstream area
8 116,9km²
Discharge
100,71m³/s
Mean elev.
623m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de la Bléone909 km²
- Bassin de Canal de la Plaine245 km²
1 dept-equivalent regions (GADM L2)
- 444.0 km²100.0% of basin
30 communes (GADM L5)Available for FRA, RWA
- Les Mées63.26 km²97% commune
- Puimichel35.72 km²97% commune
- Cruis34.65 km²95% commune
- Oraison30.08 km²78% commune
- Peyruis22.79 km²100% commune
- Lurs22.03 km²100% commune
- Forcalquier21.08 km²48% commune
- Sigonce20.94 km²100% commune
- Montlaux20.03 km²100% commune
- Entrevennes19.25 km²64% commune
- Mallefougasse-Augès18.88 km²97% commune
- Châteauneuf-Val-Saint-Donat18.13 km²86% commune
- Montfort12.45 km²100% commune
- Villeneuve12.36 km²50% commune
- Pierrerue11.22 km²100% commune
- Ganagobie10.65 km²100% commune
- Niozelles10.62 km²99% commune
- Saint-Étienne-les-Orgues10.53 km²22% commune
- Le Castellet8.61 km²46% commune
- Saint-Jeannet7.51 km²26% commune
- Revest-Saint-Martin7.25 km²99% commune
- La Brillanne6.97 km²100% commune
- Château-Arnoux-Saint-Auban6.06 km²32% commune
- Saint-Julien-d'Asse5.14 km²20% commune
- Fontienne4.90 km²59% commune
- Bras-d'Asse1.45 km²6% commune
- Aubignosc0.57 km²4% commune
- L'Escale0.45 km²2% commune
- Valensole0.43 km²0% commune
- Malijai0.02 km²0% commune
7 intersecting protected areas
Luberon
IUCN VRegional Nature Park
104.86 km² overlap
La Durance
IUCN Not ReportedSpecial Protection Area (Birds Directive)
32.87 km² overlap
La Durance
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
16.05 km² overlap
Montagne de Lure
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
8.99 km² overlap
Protected perimeter around a national nature reserve
6.63 km² overlap
Verdon
IUCN VRegional Nature Park
0.39 km² overlap
Rivière Asse
IUCN IVBiotope Protection Order
0.22 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
7 874 distinct species · 313 006 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 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 du Rancure : 25 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 141 interactions GloBI sur 5 types (connectance 20.1%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
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
791mm
Moisture idx (CMI)
-0,11
Runoff
358mm/an
PET
891mm
AET
630mm
Mean slope
7,4°
Water table
310cm
Forest
26%
Crops
21%
Urban
0%
Protected
24%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)