HydroBASINS lev08 watershed · #7080337820
Bassin de Little Spokane 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 5 administrative regions : Bonner, Kootenai, Pend Oreille, Spokane, Stevens
Sub-basin area
2 208,2km²
Upstream area
2 208,4km²
Discharge
26,65m³/s
Mean elev.
764m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
5 dept-equivalent regions (GADM L2)
- 1178.0 km²53.2% of basin
- 475.7 km²21.5% of basin
- Stevens237.7 km²10.7% of basin
- BonnerIdaho · United States211.3 km²9.5% of basin
- KootenaiIdaho · United States111.9 km²5.1% of basin
6 intersecting protected areas
Wildlife Area Complex
11.24 km² overlap
Reserve Program
0.97 km² overlap
Holmburg
IUCN VConservation Area
0.41 km² overlap
Reserve Program
0.25 km² overlap
Conservation Area
0.13 km² overlap
Meadowglen Conservation
IUCN VLocal Conservation Area
0.06 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 677 distinct species · 277 663 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 33 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 Spokane River : 26 espèces reliées par 69 interactions GloBI sur 4 types (connectance 13.1%, filtre Serrano α=0.2). 7 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°
7,5°C
Annual rain
604mm
Moisture idx (CMI)
-0,36
Runoff
379mm/an
PET
947mm
AET
491mm
Mean slope
6,3°
Water table
385cm
Forest
71%
Crops
21%
Urban
3%
Protected
2%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)