HydroBASINS lev08 watershed · #7080616420
Bassin de Salt Fork 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 1 administrative regions : Alfalfa
Sub-basin area
2,4km²
Upstream area
3 372,5km²
Discharge
9,94m³/s
Mean elev.
364m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
1 dept-equivalent regions (GADM L2)
- AlfalfaOklahoma · United States2.4 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
144 distinct species · 1 310 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 30 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 Salt Fork Arkansas River : 20 espèces reliées par 73 interactions GloBI sur 3 types (connectance 15.7%, 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°
14,5°C
Annual rain
714mm
Moisture idx (CMI)
-0,47
Runoff
122mm/an
PET
1 340mm
AET
606mm
Mean slope
0,3°
Water table
17cm
Forest
0%
Crops
61%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)