HydroBASINS lev08 watershed · #7080024830
Bassin de Rivière Nottaway
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
378,1km²
Upstream area
66 053,7km²
Discharge
1 200,41m³/s
Mean elev.
51m
Administrative coverage
Hydrographic chain
▼ Drains into
Outlet (drains to ocean / endorheic)
▲ Receives from 2 basins
- Bassin de Rivière Kitchigama1043 km²
- Bassin de Rivière Nottaway245 km²
1 dept-equivalent regions (GADM L2)
- 379.5 km²100.0% of basin
2 intersecting protected areas
Land reserved for protected area
5.39 km² overlap
Land reserved for protected area
0.06 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
116 distinct species · 177 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 27 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 Nottaway : 23 espèces reliées par 21 interactions GloBI sur 3 types (connectance 4.8%, filtre Serrano α=0.2). 7 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°
-0,8°C
Annual rain
734mm
Moisture idx (CMI)
0,14
Runoff
275mm/an
PET
633mm
AET
498mm
Mean slope
0,4°
Water table
3cm
Forest
51%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)