HydroBASINS lev08 watershed · #8080340040
Bassin de la Biche River
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 : Division No. 12, Division No. 13
Sub-basin area
906,8km²
Upstream area
4 819,3km²
Discharge
14,37m³/s
Mean elev.
577m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Owl River466 km²
- Bassin · #8080340390388 km²
2 dept-equivalent regions (GADM L2)
- 772.7 km²84.8% of basin
- 138.2 km²15.2% of basin
1 intersecting protected areas
Garner Orchid Fen Natural Area
IUCN IIINatural Area
1.63 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
365 distinct species · 4 273 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 29 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 la Biche River : 19 espèces reliées par 72 interactions GloBI sur 3 types (connectance 17.7%, 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°
1,1°C
Annual rain
459mm
Moisture idx (CMI)
-0,35
Runoff
116mm/an
PET
702mm
AET
397mm
Mean slope
1,0°
Water table
11cm
Forest
67%
Crops
9%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)