HydroBASINS lev08 watershed · #7080586880
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 3 administrative regions : Bent, Kiowa, Prowers
Sub-basin area
792,7km²
Upstream area
49 746,3km²
Discharge
16,04m³/s
Mean elev.
1 182m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Arkansas River822 km²
- Bassin de Keesee Canal515 km²
3 dept-equivalent regions (GADM L2)
- 391.6 km²49.4% of basin
- 365.1 km²46.0% of basin
- Kiowa36.5 km²4.6% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
841 distinct species · 184 273 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 25 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 : 15 espèces reliées par 74 interactions GloBI sur 3 types (connectance 22.8%, 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°
11,3°C
Annual rain
352mm
Moisture idx (CMI)
-0,74
Runoff
5mm/an
PET
1 343mm
AET
301mm
Mean slope
0,8°
Water table
467cm
Forest
1%
Crops
51%
Urban
1%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)