HydroBASINS lev08 watershed · #7080193560
Bassin de Fleuve Churchill
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 : Division No. 10
Sub-basin area
2 122,9km²
Upstream area
91 961,6km²
Discharge
1 900,52m³/s
Mean elev.
272m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Pinus River1139 km²
- Bassin de Churchill River1137 km²
1 dept-equivalent regions (GADM L2)
- Division No. 102131.7 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
788 distinct species · 11 791 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 41 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 Fleuve Churchill : 21 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 155 interactions GloBI sur 3 types (connectance 16.4%, filtre Serrano α=0.2). 23 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°
-1,5°C
Annual rain
998mm
Moisture idx (CMI)
0,45
Runoff
760mm/an
PET
543mm
AET
497mm
Mean slope
4,1°
Water table
94cm
Forest
88%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)