HydroBASINS lev08 watershed · #2080569440
Bassin de Canal de la Plaine
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
245km²
Upstream area
6 764,9km²
Discharge
86,78m³/s
Mean elev.
888m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Druigne217 km²
- Bassin de la Durance11 km²
1 dept-equivalent regions (GADM L2)
- 245.5 km²100.0% of basin
23 communes (GADM L5)Available for FRA, RWA
- Entrepierres46.24 km²95% commune
- Authon37.40 km²94% commune
- Saint-Geniez32.72 km²86% commune
- Volonne25.62 km²100% commune
- Sourribes19.47 km²100% commune
- L'Escale16.56 km²80% commune
- Aubignosc14.04 km²94% commune
- Salignac13.91 km²100% commune
- Château-Arnoux-Saint-Auban12.73 km²68% commune
- Peipin10.99 km²82% commune
- Le Castellard-Mélan6.96 km²27% commune
- Châteauneuf-Val-Saint-Donat2.43 km²11% commune
- Hautes-Duyes2.38 km²11% commune
- Thoard1.50 km²3% commune
- Barras0.90 km²4% commune
- Barles0.53 km²1% commune
- Bayons0.52 km²0% commune
- Sisteron0.31 km²1% commune
- Malijai0.23 km²1% commune
- Valernes0.07 km²0% commune
- Valavoire0.00 km²0% commune
- La Robine-sur-Galabre0.00 km²0% commune
- Châteaufort0.00 km²0% commune
4 intersecting protected areas
Protected perimeter around a national nature reserve
82.54 km² overlap
La Durance
IUCN Not ReportedSpecial Protection Area (Birds Directive)
6.36 km² overlap
La Durance
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
4.35 km² overlap
Montagne de Val-Haut - Clues de Barles - Clues de Verdaches
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
0.15 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
5 399 distinct species · 184 901 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 Canal de la Plaine : 19 espèces reliées par 133 interactions GloBI sur 5 types (connectance 20.0%, filtre Serrano α=0.2). 18 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°
9,2°C
Annual rain
860mm
Moisture idx (CMI)
0,01
Runoff
378mm/an
PET
847mm
AET
635mm
Mean slope
13,5°
Water table
444cm
Forest
48%
Crops
10%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)