HydroBASINS lev08 watershed · #7080446690
Bassin de Snake 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 2 administrative regions : Jefferson, Madison
Sub-basin area
118,7km²
Upstream area
23 762,6km²
Discharge
196,12m³/s
Mean elev.
1 479m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Snake River2741 km²
- Bassin de Moody Creek954 km²
2 dept-equivalent regions (GADM L2)
- JeffersonIdaho · United States115.0 km²96.7% of basin
- MadisonIdaho · United States3.9 km²3.3% of basin
5 intersecting protected areas
Upper Snake/South Fork Snake River ACEC SRMA 15
IUCN Not AssignedConservation Easement
11.33 km² overlap
Sikes Act
IUCN VWildlife Habitat Area
10.26 km² overlap
Conservation Easement
1.22 km² overlap
Market Lake
IUCN VWildlife Management Area
1.14 km² overlap
Gem State
IUCN VWildlife Habitat Area
0.22 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
390 distinct species · 8 053 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 34 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 Snake River : 23 espèces reliées par 109 interactions GloBI sur 4 types (connectance 19.4%, 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°
6,0°C
Annual rain
279mm
Moisture idx (CMI)
-0,73
Runoff
121mm/an
PET
1 039mm
AET
245mm
Mean slope
1,0°
Water table
150cm
Forest
36%
Crops
26%
Urban
0%
Protected
3%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)