HydroBASINS lev08 watershed · #7080142590
Bassin de Smoothstone 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 1 administrative regions : Division No. 18
Sub-basin area
703,4km²
Upstream area
8 986,2km²
Discharge
29,79m³/s
Mean elev.
398m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #70801454301833 km²
- Bassin de Smoothstone River1039 km²
1 dept-equivalent regions (GADM L2)
- Division No. 18706.7 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
59 distinct species · 92 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 33 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 Smoothstone River : 27 espèces reliées par 40 interactions GloBI sur 3 types (connectance 7.6%, filtre Serrano α=0.2). 6 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°
-0,5°C
Annual rain
463mm
Moisture idx (CMI)
-0,27
Runoff
105mm/an
PET
638mm
AET
398mm
Mean slope
0,7°
Water table
20cm
Forest
69%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)