HydroBASINS lev08 watershed · #7080402050
Bassin de Horse 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 3 administrative regions : Idaho, Lemhi, Ravalli
Sub-basin area
367km²
Upstream area
367km²
Discharge
3,17m³/s
Mean elev.
2 050m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
3 dept-equivalent regions (GADM L2)
- LemhiIdaho · United States362.2 km²98.4% of basin
- IdahoIdaho · United States4.6 km²1.2% of basin
- 1.2 km²0.3% of basin
4 intersecting protected areas
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
81 distinct species · 164 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 27 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 Horse Creek : 23 espèces reliées par 38 interactions GloBI sur 4 types (connectance 10.1%, filtre Serrano α=0.2). 5 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°
1,5°C
Annual rain
528mm
Moisture idx (CMI)
-0,37
Runoff
276mm/an
PET
852mm
AET
449mm
Mean slope
18,7°
Water table
838cm
Forest
82%
Crops
0%
Urban
0%
Protected
76%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)