HydroBASINS lev08 watershed · #7080126790
Bassin de Rivière Nastapoka
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 : Nord-du-Québec
Sub-basin area
481,5km²
Upstream area
4 182,7km²
Discharge
88,23m³/s
Mean elev.
282m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rivière Nastapoka627 km²
- Bassin · #7080126990316 km²
1 dept-equivalent regions (GADM L2)
- 483.8 km²100.0% of basin
2 intersecting protected areas
Quebec's national park
483.58 km² overlap
Land reserved for protected area
0.24 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
29 distinct species · 34 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 Rivière Nastapoka : 15 espèces reliées par 13 interactions GloBI sur 2 types (connectance 12.4%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
-5,8°C
Annual rain
590mm
Moisture idx (CMI)
0,36
Runoff
668mm/an
PET
380mm
AET
337mm
Mean slope
3,0°
Water table
36cm
Forest
49%
Crops
0%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)