HydroBASINS lev08 watershed · #1081647080
Bassin de Soutrivier
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 : West Coast
Sub-basin area
815,3km²
Upstream area
15 799,3km²
Discharge
19,9m³/s
Mean elev.
241m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Soutrivier2008 km²
- Bassin de Geelbek1736 km²
1 dept-equivalent regions (GADM L2)
- 814.6 km²100.0% of basin
1 intersecting protected areas
Knersvlakte Nature Reserve
IUCN Not ReportedNature Reserve
208.81 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
983 distinct species · 5 138 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 32 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 Soutrivier : 26 espèces reliées par 30 interactions GloBI sur 5 types (connectance 6.0%, 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°
18,5°C
Annual rain
170mm
Moisture idx (CMI)
-0,89
Runoff
15mm/an
PET
1 578mm
AET
143mm
Mean slope
3,1°
Water table
969cm
Forest
0%
Crops
3%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)