HydroBASINS lev08 watershed · #7080377660
Bassin de Rivière Pozer
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 3 administrative regions : Beauce-Sartigan, Les Etchemins, Robert-Cliche
Sub-basin area
388,6km²
Upstream area
4 132,5km²
Discharge
88,02m³/s
Mean elev.
301m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rivière Famine706 km²
- Bassin de Ruisseau d'Ardoise41 km²
3 dept-equivalent regions (GADM L2)
- 233.7 km²60.0% of basin
- 141.3 km²36.3% of basin
- 14.6 km²3.7% of basin
1 intersecting protected areas
Recognized nature reserve
0.00 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
772 distinct species · 74 230 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 34 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 Pozer : 25 espèces reliées par 67 interactions GloBI sur 4 types (connectance 11.3%, filtre Serrano α=0.2). 10 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°
3,9°C
Annual rain
981mm
Moisture idx (CMI)
0,23
Runoff
714mm/an
PET
756mm
AET
637mm
Mean slope
3,1°
Water table
93cm
Forest
92%
Crops
7%
Urban
2%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)