HydroBASINS lev08 watershed · #7080256570
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
829km²
Upstream area
13 654,3km²
Discharge
218,09m³/s
Mean elev.
264m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #70802576501491 km²
- Bassin de Rivière Broadback1276 km²
1 dept-equivalent regions (GADM L2)
- 832.0 km²100.0% of basin
3 intersecting protected areas
Land reserved for protected area
243.78 km² overlap
Proposed biodiversity reserve
227.21 km² overlap
Quebec's national park reserve
13.09 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
80 distinct species · 101 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 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 : 32 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 46 interactions GloBI sur 3 types (connectance 6.9%, filtre Serrano α=0.2). 5 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°
-1,1°C
Annual rain
842mm
Moisture idx (CMI)
0,26
Runoff
416mm/an
PET
619mm
AET
521mm
Mean slope
1,1°
Water table
20cm
Forest
65%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)