HydroBASINS lev08 watershed · #7080381200
Bassin de Rivière Coulonge Est
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 : La Vallée-de-la-Gatineau, Pontiac
Sub-basin area
1 094,9km²
Upstream area
1 094,9km²
Discharge
13,76m³/s
Mean elev.
332m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 1084.3 km²98.8% of basin
- 13.4 km²1.2% of basin
27 intersecting protected areas
Habitat of a threatened or vulnerable wildlife species
10.72 km² overlap
Land set aside Rivières-Noire-et-Coulonge
IUCN Not ReportedLand set aside
2.62 km² overlap
Habitat of a threatened or vulnerable wildlife species
2.30 km² overlap
Habitat of a threatened or vulnerable wildlife species
2.27 km² overlap
07152R062 Biological Refuge
IUCN IVBiological refuge
2.01 km² overlap
07152R072 Biological Refuge
IUCN IVBiological refuge
1.95 km² overlap
07152R071 Biological Refuge
IUCN IVBiological refuge
1.62 km² overlap
07152R047 Biological Refuge
IUCN IVBiological refuge
1.56 km² overlap
07152R075 Biological Refuge
IUCN IVBiological refuge
0.96 km² overlap
18 more protected areassorted by overlap area
07152R092 Biological Refuge
IUCN IVBiological refuge
0.94 km² overlap
07152R073 Biological Refuge
IUCN IVBiological refuge
0.93 km² overlap
07152R048 Biological Refuge
IUCN IVBiological refuge
0.92 km² overlap
07152R049 Biological Refuge
IUCN IVBiological refuge
0.90 km² overlap
07152R074 Biological Refuge
IUCN IVBiological refuge
0.85 km² overlap
07152R046 Biological Refuge
IUCN IVBiological refuge
0.85 km² overlap
07152R070 Biological Refuge
IUCN IVBiological refuge
0.81 km² overlap
07152R080 Biological Refuge
IUCN IVBiological refuge
0.78 km² overlap
07152R056 Biological Refuge
IUCN IVBiological refuge
0.76 km² overlap
07152R091 Biological Refuge
IUCN IVBiological refuge
0.61 km² overlap
07152R055 Biological Refuge
IUCN IVBiological refuge
0.61 km² overlap
07152R077 Biological Refuge
IUCN IVBiological refuge
0.61 km² overlap
07152R078 Biological Refuge
IUCN IVBiological refuge
0.57 km² overlap
07152R069 Biological Refuge
IUCN IVBiological refuge
0.57 km² overlap
07152R094 Biological Refuge
IUCN IVBiological refuge
0.54 km² overlap
Heronry
0.28 km² overlap
07151R007 Biological Refuge
IUCN IVBiological refuge
0.05 km² overlap
07351R067 Biological Refuge
IUCN IVBiological refuge
0.01 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
209 distinct species · 1 600 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 37 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 Coulonge Est : 28 espèces reliées par 74 interactions GloBI sur 4 types (connectance 10.0%, filtre Serrano α=0.2). 11 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°
3,3°C
Annual rain
922mm
Moisture idx (CMI)
0,16
Runoff
397mm/an
PET
770mm
AET
610mm
Mean slope
4,6°
Water table
180cm
Forest
97%
Crops
0%
Urban
0%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)