HydroBASINS lev08 watershed · #2080572950
Bassin de Ravin de la Combe Notre-Dame
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
375,1km²
Upstream area
375,1km²
Discharge
3,93m³/s
Mean elev.
745m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
1 dept-equivalent regions (GADM L2)
- 375.8 km²100.0% of basin
26 communes (GADM L5)Available for FRA, RWA
- Saint-Étienne-les-Orgues36.80 km²76% commune
- Ongles32.37 km²100% commune
- Lardiers29.53 km²96% commune
- La Rochegiron29.03 km²96% commune
- Saint-Michel-l'Observatoire28.10 km²100% commune
- Forcalquier22.75 km²52% commune
- Revest-des-Brousses22.58 km²99% commune
- Mane21.75 km²100% commune
- Limans20.61 km²100% commune
- L'Hospitalet18.13 km²94% commune
- Banon17.60 km²44% commune
- Reillanne13.76 km²35% commune
- Villeneuve10.86 km²44% commune
- Dauphin10.11 km²100% commune
- Saint-Martin-les-Eaux8.52 km²92% commune
- Volx8.35 km²45% commune
- Aubenas-les-Alpes7.85 km²100% commune
- Villemus7.76 km²81% commune
- Vachères7.72 km²33% commune
- Saint-Maime7.21 km²100% commune
- Manosque5.77 km²10% commune
- Fontienne3.43 km²41% commune
- Saumane3.38 km²100% commune
- Redortiers1.60 km²4% commune
- Niozelles0.16 km²1% commune
- Revest-Saint-Martin0.05 km²1% commune
8 intersecting protected areas
Luberon
IUCN VRegional Nature Park
182.47 km² overlap
Protected perimeter around a national nature reserve
90.94 km² overlap
Vachères
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
76.46 km² overlap
Adrets de Montjustin - les Craux - rochers et crêtes de Volx
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
28.35 km² overlap
Montagne de Lure
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
10.48 km² overlap
Luberon Oriental
IUCN IVBiotope Protection Order
2.96 km² overlap
Lubéron
IUCN IIINational Nature Reserve
0.14 km² overlap
La Durance
IUCN Not ReportedSpecial Protection Area (Birds Directive)
0.04 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
7 189 distinct species · 289 176 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 34 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 Ravin de la Combe Notre-Dame : 23 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 131 interactions GloBI sur 5 types (connectance 18.6%, filtre Serrano α=0.2). 15 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°
9,9°C
Annual rain
824mm
Moisture idx (CMI)
-0,04
Runoff
337mm/an
PET
855mm
AET
626mm
Mean slope
9,5°
Water table
407cm
Forest
34%
Crops
26%
Urban
0%
Protected
49%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)