HydroBASINS lev08 watershed · #7080309040
Bassin de Rivière Ashuapmushuan
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 : Le Domaine-du-Roy, Maria-Chapdelaine
Sub-basin area
225,1km²
Upstream area
14 009,6km²
Discharge
240m³/s
Mean elev.
302m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rivière Chigoubiche1592 km²
- Bassin de Rivière Ashuapmushuan884 km²
2 dept-equivalent regions (GADM L2)
- 152.3 km²67.4% of basin
- 73.5 km²32.6% of basin
2 intersecting protected areas
Proposed aquatic reserve
35.95 km² overlap
02551R035 Biological Refuge
IUCN IVBiological refuge
1.30 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
112 distinct species · 277 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 40 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 Ashuapmushuan : 29 espèces reliées par 91 interactions GloBI sur 4 types (connectance 11.7%, 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°
1,2°C
Annual rain
893mm
Moisture idx (CMI)
0,23
Runoff
508mm/an
PET
692mm
AET
568mm
Mean slope
3,9°
Water table
81cm
Forest
87%
Crops
1%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)