HydroBASINS lev08 watershed · #7080339830
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
1 455,1km²
Upstream area
9 931,5km²
Discharge
152,43m³/s
Mean elev.
335m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
2 dept-equivalent regions (GADM L2)
- 1030.5 km²70.6% of basin
- 428.8 km²29.4% of basin
18 intersecting protected areas
Biodiversity reserve
285.38 km² overlap
08351R066 Biological Refuge
IUCN IVBiological refuge
3.22 km² overlap
08351R063 Biological Refuge
IUCN IVBiological refuge
1.97 km² overlap
08351R061 Biological Refuge
IUCN IVBiological refuge
1.96 km² overlap
08351R081 Biological Refuge
IUCN IVBiological refuge
1.86 km² overlap
08351R062 Biological Refuge
IUCN IVBiological refuge
1.86 km² overlap
08351R053 Biological Refuge
IUCN IVBiological refuge
1.76 km² overlap
08351R079 Biological Refuge
IUCN IVBiological refuge
1.69 km² overlap
08351R054 Biological Refuge
IUCN IVBiological refuge
1.65 km² overlap
9 more protected areassorted by overlap area
08351R132 Biological Refuge
IUCN IVBiological refuge
1.60 km² overlap
08351R052 Biological Refuge
IUCN IVBiological refuge
1.52 km² overlap
08351R104 Biological Refuge
IUCN IVBiological refuge
1.37 km² overlap
08351R060 Biological Refuge
IUCN IVBiological refuge
1.33 km² overlap
08351R056 Biological Refuge
IUCN IVBiological refuge
1.09 km² overlap
08351R055 Biological Refuge
IUCN IVBiological refuge
1.04 km² overlap
Rare forest ecosystem
0.43 km² overlap
08351R080 Biological Refuge
IUCN IVBiological refuge
0.30 km² overlap
Lac Maden Rare Forest Ecosystem
IUCN IIIRare forest ecosystem
0.24 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
362 distinct species · 2 981 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 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 : 21 espèces reliées par 89 interactions GloBI sur 4 types (connectance 13.4%, filtre Serrano α=0.2). 16 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°
1,3°C
Annual rain
950mm
Moisture idx (CMI)
0,25
Runoff
495mm/an
PET
708mm
AET
587mm
Mean slope
1,4°
Water table
39cm
Forest
76%
Crops
0%
Urban
0%
Protected
21%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)