HydroBASINS lev08 watershed · #7080025570
Bassin de Rivière Guillaume
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
1 427,5km²
Upstream area
1 427,5km²
Discharge
0,02m³/s
Mean elev.
61m
Administrative coverage
1 dept-equivalent regions (GADM L2)
- 1395.5 km²97.3% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
631 distinct species · 2 299 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 33 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 Guillaume : 21 espèces reliées par 100 interactions GloBI sur 5 types (connectance 17.8%, filtre Serrano α=0.2). 13 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°
-3,4°C
Annual rain
597mm
Moisture idx (CMI)
0,19
Runoff
474mm/an
PET
484mm
AET
388mm
Mean slope
1,1°
Water table
11cm
Forest
42%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)