HydroBASINS lev08 watershed · #7080439820
Bassin de Payette 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 3 administrative regions : Gem, Payette, Washington
Sub-basin area
1 066km²
Upstream area
8 094,1km²
Discharge
89,03m³/s
Mean elev.
881m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Chief Eagle Eye Creek888 km²
- Bassin de Payette River657 km²
3 dept-equivalent regions (GADM L2)
- GemIdaho · United States612.9 km²57.4% of basin
- PayetteIdaho · United States423.1 km²39.6% of basin
- WashingtonIdaho · United States32.2 km²3.0% of basin
5 intersecting protected areas
Payette River
IUCN VWildlife Management Area
3.86 km² overlap
Reserve Program
0.49 km² overlap
Watershed Protection
0.17 km² overlap
Bores Island
IUCN VWildlife Habitat Area
0.05 km² overlap
Star Lane
IUCN VWildlife Habitat Area
0.04 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
987 distinct species · 115 806 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 Payette River : 25 espèces reliées par 91 interactions GloBI sur 4 types (connectance 15.3%, 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°
9,0°C
Annual rain
389mm
Moisture idx (CMI)
-0,66
Runoff
214mm/an
PET
1 147mm
AET
333mm
Mean slope
5,5°
Water table
490cm
Forest
4%
Crops
18%
Urban
1%
Protected
5%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)