HydroBASINS lev08 watershed · #8080315070
Bassin de Douglas River
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 2 administrative regions : Division No. 16, Division No. 18
Sub-basin area
805,1km²
Upstream area
1 959,1km²
Discharge
2,84m³/s
Mean elev.
330m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #8080315910785 km²
- Bassin · #8080315760370 km²
2 dept-equivalent regions (GADM L2)
- Division No. 18787.6 km²97.3% of basin
- 21.8 km²2.7% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
102 distinct species · 209 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 32 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 Douglas River : 22 espèces reliées par 65 interactions GloBI sur 3 types (connectance 12.3%, filtre Serrano α=0.2). 11 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°
-2,1°C
Annual rain
395mm
Moisture idx (CMI)
-0,32
Runoff
24mm/an
PET
583mm
AET
342mm
Mean slope
1,2°
Water table
31cm
Forest
32%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)