HydroBASINS lev08 watershed · #7080102120
Bassin de South Seal 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. 23
Sub-basin area
2 208,7km²
Upstream area
15 192,3km²
Discharge
102,11m³/s
Mean elev.
292m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #7080107470488 km²
- Bassin de South Seal River21 km²
1 dept-equivalent regions (GADM L2)
- 2220.4 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
62 distinct species · 382 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 22 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 South Seal River : 16 espèces reliées par 24 interactions GloBI sur 2 types (connectance 10.4%, 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°
-6,3°C
Annual rain
458mm
Moisture idx (CMI)
-0,02
Runoff
308mm/an
PET
465mm
AET
363mm
Mean slope
0,7°
Water table
23cm
Forest
24%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)