HydroBASINS lev08 watershed · #7080262590
Bassin de Rivière Broadback
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 : Nord-du-Québec
Sub-basin area
2 463,3km²
Upstream area
2 463,4km²
Discharge
45,77m³/s
Mean elev.
373m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
1 dept-equivalent regions (GADM L2)
- 2472.2 km²100.0% of basin
10 intersecting protected areas
Quebec's national park reserve
225.65 km² overlap
Land reserved for protected area
36.45 km² overlap
02661R083 Biological Refuge
IUCN IVBiological refuge
4.72 km² overlap
02661R058 Biological Refuge
IUCN IVBiological refuge
4.00 km² overlap
02661R035 Biological Refuge
IUCN IVBiological refuge
3.72 km² overlap
02661R036 Biological Refuge
IUCN IVBiological refuge
2.78 km² overlap
02661R061 Biological Refuge
IUCN IVBiological refuge
1.76 km² overlap
02661R080 Biological Refuge
IUCN IVBiological refuge
1.63 km² overlap
02661R087 Biological Refuge
IUCN IVBiological refuge
0.96 km² overlap
1 more protected areassorted by overlap area
02661R082 Biological Refuge
IUCN IVBiological refuge
0.10 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
246 distinct species · 1 219 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 48 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 Broadback : 31 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 116 interactions GloBI sur 4 types (connectance 10.3%, filtre Serrano α=0.2). 17 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
889mm
Moisture idx (CMI)
0,34
Runoff
618mm/an
PET
586mm
AET
510mm
Mean slope
1,9°
Water table
32cm
Forest
48%
Crops
0%
Urban
0%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)