HydroBASINS lev08 watershed · #7080741270
Bassin de Pea 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 3 administrative regions : Geneva, Holmes, Walton
Sub-basin area
379,6km²
Upstream area
4 037,7km²
Discharge
69,07m³/s
Mean elev.
56m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Pea River623 km²
- Bassin de Eightmile Creek565 km²
3 dept-equivalent regions (GADM L2)
- 199.2 km²52.5% of basin
- 119.9 km²31.6% of basin
- 60.1 km²15.9% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
553 distinct species · 1 385 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 41 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 Pea River : 29 espèces reliées par 88 interactions GloBI sur 4 types (connectance 10.2%, filtre Serrano α=0.2). 13 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°
18,8°C
Annual rain
1 506mm
Moisture idx (CMI)
0,03
Runoff
633mm/an
PET
1 457mm
AET
1 186mm
Mean slope
1,1°
Water table
55cm
Forest
74%
Crops
16%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)