HydroBASINS lev08 watershed · #7080454130
Bassin de Beaver 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 4 administrative regions : Custer, Fall River, Niobrara, Weston
Sub-basin area
285km²
Upstream area
3 712,2km²
Discharge
6,46m³/s
Mean elev.
1 199m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Beaver Creek1037 km²
- Bassin de Beaver Creek131 km²
4 dept-equivalent regions (GADM L2)
- 183.7 km²64.3% of basin
- Custer74.1 km²25.9% of basin
- 19.2 km²6.7% of basin
- 8.6 km²3.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
199 distinct species · 724 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 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 Beaver Creek : 26 espèces reliées par 112 interactions GloBI sur 4 types (connectance 16.8%, 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°
8,0°C
Annual rain
379mm
Moisture idx (CMI)
-0,66
Runoff
52mm/an
PET
1 112mm
AET
328mm
Mean slope
2,6°
Water table
452cm
Forest
15%
Crops
8%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)