HydroBASINS lev08 watershed · #7080585540
Bassin de Arkansas 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 : Edwards, Pawnee
Sub-basin area
215,5km²
Upstream area
79 332,2km²
Discharge
23,92m³/s
Mean elev.
638m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Coon Creek1000 km²
- Bassin de Arkansas River634 km²
2 dept-equivalent regions (GADM L2)
- 177.9 km²82.5% of basin
- Edwards37.8 km²17.5% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
349 distinct species · 1 909 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 Arkansas River : 30 espèces reliées par 142 interactions GloBI sur 4 types (connectance 17.3%, filtre Serrano α=0.2). 11 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°
12,9°C
Annual rain
612mm
Moisture idx (CMI)
-0,52
Runoff
43mm/an
PET
1 271mm
AET
520mm
Mean slope
0,1°
Water table
27cm
Forest
0%
Crops
87%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)