HydroBASINS lev08 watershed · #8080012900
Bassin de Simpson 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 1 administrative regions : Kitikmeot
Sub-basin area
719,4km²
Upstream area
7 629,4km²
Discharge
19,5m³/s
Mean elev.
25m
Administrative coverage
Hydrographic chain
▼ Drains into
Outlet (drains to ocean / endorheic)
▲ Receives from 2 basins
- Bassin de Karrak River897 km²
- Bassin de Simpson River171 km²
3 intersecting protected areas
Queen Maud Gulf
IUCN Not ReportedWetland of International Importance (Ramsar Site)
724.45 km² overlap
Migratory Bird Sanctuary
724.37 km² overlap
Migratory Bird Sanctuary
0.08 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
30 distinct species · 33 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 18 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 Simpson River : 17 espèces reliées par 17 interactions GloBI sur 2 types (connectance 11.1%, filtre Serrano α=0.2). 1 bulle taxonomique (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°
-14,7°C
Annual rain
131mm
Moisture idx (CMI)
-0,44
Runoff
98mm/an
PET
234mm
AET
147mm
Mean slope
1,0°
Water table
43cm
Forest
0%
Crops
0%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)