HydroBASINS lev08 watershed · #7080121340
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
115,6km²
Upstream area
13 164,6km²
Discharge
241,32m³/s
Mean elev.
188m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rivière Nastapoka753 km²
- Bassin de Rivière Nastapoka276 km²
1 dept-equivalent regions (GADM L2)
- 116.1 km²100.0% of basin
1 intersecting protected areas
Quebec's national park
99.42 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
227 distinct species · 488 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 22 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 25 interactions GloBI sur 2 types (connectance 9.9%, filtre Serrano α=0.2). 8 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°
-6,0°C
Annual rain
537mm
Moisture idx (CMI)
0,32
Runoff
531mm/an
PET
365mm
AET
318mm
Mean slope
5,1°
Water table
82cm
Forest
10%
Crops
0%
Urban
0%
Protected
86%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)