HydroBASINS lev08 watershed · #7080140510
Bassin de Churchill 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. 21, Division No. 23
Sub-basin area
2 728,7km²
Upstream area
222 521,2km²
Discharge
838,56m³/s
Mean elev.
315m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Churchill River231 km²
- Bassin · #708013908010 km²
2 dept-equivalent regions (GADM L2)
- 1797.4 km²65.6% of basin
- 944.1 km²34.4% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
39 distinct species · 140 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 15 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 Churchill River : 12 espèces reliées par 15 interactions GloBI sur 3 types (connectance 14.3%, filtre Serrano α=0.2). 3 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
500mm
Moisture idx (CMI)
-0,17
Runoff
144mm/an
PET
601mm
AET
422mm
Mean slope
2,5°
Water table
36cm
Forest
57%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)