HydroBASINS lev08 watershed · #7080235410
Bassin de Waterhen 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. 17, Division No. 19
Sub-basin area
700,6km²
Upstream area
42 646,8km²
Discharge
60,51m³/s
Mean elev.
254m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Garland River2363 km²
- Bassin · #708022455025 km²
2 dept-equivalent regions (GADM L2)
- 640.4 km²91.1% of basin
- 62.9 km²8.9% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
133 distinct species · 174 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 Waterhen River : 17 espèces reliées par 66 interactions GloBI sur 3 types (connectance 16.3%, filtre Serrano α=0.2). 12 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°
1,4°C
Annual rain
474mm
Moisture idx (CMI)
-0,33
Runoff
42mm/an
PET
705mm
AET
408mm
Mean slope
0,3°
Water table
8cm
Forest
17%
Crops
5%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)