HydroBASINS lev08 watershed · #7080284010
Bassin de Ruisseau Villefagnan
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 2 administrative regions : Le Domaine-du-Roy, Nord-du-Québec
Sub-basin area
333,1km²
Upstream area
333,1km²
Discharge
6,91m³/s
Mean elev.
421m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 329.8 km²98.7% of basin
- 4.4 km²1.3% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
172 distinct species · 533 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 42 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 Ruisseau Villefagnan : 27 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 109 interactions GloBI sur 5 types (connectance 12.7%, filtre Serrano α=0.2). 15 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°
-0,7°C
Annual rain
960mm
Moisture idx (CMI)
0,36
Runoff
647mm/an
PET
614mm
AET
539mm
Mean slope
2,0°
Water table
32cm
Forest
38%
Crops
1%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)