HydroBASINS lev08 watershed · #7080032910
Bassin de Ruisseau à perdrix
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 : Minganie--Basse-Côte-Nord
Sub-basin area
374,8km²
Upstream area
374,8km²
Discharge
11,04m³/s
Mean elev.
26m
Administrative coverage
1 dept-equivalent regions (GADM L2)
- 285.8 km²76.0% of basin
3 intersecting protected areas
Proposed biodiversity reserve
163.31 km² overlap
Land reserved for protected area
54.80 km² overlap
Proposed biodiversity reserve
2.92 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
333 distinct species · 10 964 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 39 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 à perdrix : 31 espèces reliées par 34 interactions GloBI sur 2 types (connectance 4.6%, filtre Serrano α=0.2). 8 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
1 132mm
Moisture idx (CMI)
0,52
Runoff
947mm/an
PET
545mm
AET
530mm
Mean slope
2,0°
Water table
42cm
Forest
65%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)