HydroBASINS lev08 watershed · #7080260520
Bassin de Rivière Toulnustouc
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 : Manicouagan
Sub-basin area
504,4km²
Upstream area
504,5km²
Discharge
9,2m³/s
Mean elev.
597m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
1 dept-equivalent regions (GADM L2)
- 506.3 km²100.0% of basin
6 intersecting protected areas
09452R028 Biological Refuge
IUCN IVBiological refuge
7.08 km² overlap
09452R017 Biological Refuge
IUCN IVBiological refuge
1.87 km² overlap
09452R014 Biological Refuge
IUCN IVBiological refuge
1.68 km² overlap
09452R034 Biological Refuge
IUCN IVBiological refuge
1.25 km² overlap
09452R022 Biological Refuge
IUCN IVBiological refuge
1.09 km² overlap
09452R018 Biological Refuge
IUCN IVBiological refuge
1.04 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
54 distinct species · 237 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 23 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 Toulnustouc : 20 espèces reliées par 22 interactions GloBI sur 3 types (connectance 8.7%, filtre Serrano α=0.2). 3 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°
-2,5°C
Annual rain
1 079mm
Moisture idx (CMI)
0,48
Runoff
601mm/an
PET
557mm
AET
526mm
Mean slope
6,7°
Water table
137cm
Forest
92%
Crops
0%
Urban
0%
Protected
2%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)