HydroBASINS lev08 watershed · #7080281190
Bassin de Rivière Betsiamites
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 3 administrative regions : La Haute-Côte-Nord, Le Fjord-du-Saguenay, Manicouagan
Sub-basin area
665,6km²
Upstream area
3 853,6km²
Discharge
72,3m³/s
Mean elev.
539m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rivière Betsiamites723 km²
- Bassin de Rivière Canton419 km²
3 dept-equivalent regions (GADM L2)
- 365.4 km²54.7% of basin
- 289.8 km²43.4% of basin
- 12.8 km²1.9% of basin
8 intersecting protected areas
Lac-Thibeault Old-Growth Forest
IUCN IIIOld-growth forest
8.11 km² overlap
09751R010 Biological Refuge
IUCN IVBiological refuge
4.45 km² overlap
02452R046 Biological Refuge
IUCN IVBiological refuge
2.59 km² overlap
09751R007 Biological Refuge
IUCN IVBiological refuge
2.44 km² overlap
09751R014 Biological Refuge
IUCN IVBiological refuge
2.34 km² overlap
09751R013 Biological Refuge
IUCN IVBiological refuge
1.62 km² overlap
02452R036 Biological Refuge
IUCN IVBiological refuge
0.90 km² overlap
02452R051 Biological Refuge
IUCN IVBiological refuge
0.12 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
17 distinct species · 20 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 3 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 Betsiamites : 3 espèces reliées par 2 interactions GloBI sur 1 type (connectance 66.7%, filtre Serrano α=0.2).
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
972mm
Moisture idx (CMI)
0,38
Runoff
563mm/an
PET
607mm
AET
549mm
Mean slope
5,3°
Water table
101cm
Forest
99%
Crops
0%
Urban
0%
Protected
3%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)