HydroBASINS lev08 watershed · #7080631080
Bassin de Delaware Creek
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 : Osage, Tulsa
Sub-basin area
349,2km²
Upstream area
2 690,9km²
Discharge
20,01m³/s
Mean elev.
220m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Hominy Creek1061 km²
- Bassin de Bird Creek461 km²
2 dept-equivalent regions (GADM L2)
- TulsaOklahoma · United States206.2 km²59.0% of basin
- OsageOklahoma · United States143.1 km²41.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 429 distinct species · 294 324 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 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 Delaware Creek : 25 espèces reliées par 82 interactions GloBI sur 3 types (connectance 13.8%, filtre Serrano α=0.2). 10 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°
15,2°C
Annual rain
985mm
Moisture idx (CMI)
-0,24
Runoff
238mm/an
PET
1 296mm
AET
834mm
Mean slope
1,7°
Water table
138cm
Forest
11%
Crops
17%
Urban
26%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)