HydroBASINS lev08 watershed · #7080467200
Bassin de Little Bordeau 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 : Dawes, Sheridan
Sub-basin area
304,6km²
Upstream area
304,6km²
Discharge
0,2m³/s
Mean elev.
1 152m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 271.2 km²88.9% of basin
- Sheridan34.0 km²11.1% of basin
1 intersecting protected areas
Bordeaux
IUCN VWildlife Management Area
7.17 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
965 distinct species · 7 011 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 55 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 Little Bordeau Creek : 40 espèces reliées par 122 interactions GloBI sur 5 types (connectance 8.2%, filtre Serrano α=0.2). 15 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°
8,2°C
Annual rain
455mm
Moisture idx (CMI)
-0,59
Runoff
21mm/an
PET
1 108mm
AET
391mm
Mean slope
3,1°
Water table
527cm
Forest
29%
Crops
18%
Urban
0%
Protected
3%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)