HydroBASINS lev08 watershed · #7080340330
Bassin de Rivière des Outaouais
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 2 administrative regions : Témiscamingue, Vallée-de-l'Or
Sub-basin area
907,5km²
Upstream area
11 525,2km²
Discharge
175,49m³/s
Mean elev.
328m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
2 dept-equivalent regions (GADM L2)
- 605.9 km²66.6% of basin
- 304.3 km²33.4% of basin
14 intersecting protected areas
Biodiversity reserve
81.45 km² overlap
Biodiversity reserve
65.52 km² overlap
Ecological reserve
7.23 km² overlap
08351R058 Biological Refuge
IUCN IVBiological refuge
2.56 km² overlap
08351R102 Biological Refuge
IUCN IVBiological refuge
2.11 km² overlap
08351R032 Biological Refuge
IUCN IVBiological refuge
1.44 km² overlap
08351R040 Biological Refuge
IUCN IVBiological refuge
1.32 km² overlap
08351R057 Biological Refuge
IUCN IVBiological refuge
1.29 km² overlap
08351R041 Biological Refuge
IUCN IVBiological refuge
1.25 km² overlap
5 more protected areassorted by overlap area
08351R050 Biological Refuge
IUCN IVBiological refuge
1.14 km² overlap
08351R094 Biological Refuge
IUCN IVBiological refuge
1.10 km² overlap
08351R103 Biological Refuge
IUCN IVBiological refuge
0.47 km² overlap
08351R033 Biological Refuge
IUCN IVBiological refuge
0.29 km² overlap
08351R129 Biological Refuge
IUCN IVBiological refuge
0.21 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
138 distinct species · 693 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 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 des Outaouais : 23 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 96 interactions GloBI sur 4 types (connectance 14.4%, filtre Serrano α=0.2). 14 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
937mm
Moisture idx (CMI)
0,24
Runoff
486mm/an
PET
715mm
AET
588mm
Mean slope
1,7°
Water table
35cm
Forest
81%
Crops
0%
Urban
0%
Protected
9%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)