HydroBASINS lev08 watershed · #7080381890
Bassin de Joseph 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 1 administrative regions : Asotin
Sub-basin area
15,2km²
Upstream area
10 608,1km²
Discharge
74,94m³/s
Mean elev.
537m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Joseph Creek1421 km²
- Bassin de Grande Ronde River632 km²
1 dept-equivalent regions (GADM L2)
- 15.2 km²100.0% of basin
1 intersecting protected areas
Blue Mountains
IUCN VWildlife Area Complex
9.16 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
471 distinct species · 1 619 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 37 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 Joseph Creek : 20 espèces reliées par 103 interactions GloBI sur 6 types (connectance 14.7%, filtre Serrano α=0.2). 18 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°
10,5°C
Annual rain
417mm
Moisture idx (CMI)
-0,61
Runoff
278mm/an
PET
1 079mm
AET
359mm
Mean slope
19,9°
Water table
588cm
Forest
92%
Crops
14%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)