HydroBASINS lev08 watershed · #7080383640
Bassin de Bear 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 2 administrative regions : Idaho, Ravalli
Sub-basin area
467km²
Upstream area
467,1km²
Discharge
5,52m³/s
Mean elev.
1 780m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- IdahoIdaho · United States465.6 km²99.5% of basin
- 2.5 km²0.5% of basin
3 intersecting protected areas
Selway-Bitterroot
IUCN IbWilderness
464.25 km² overlap
Upper Lost Horse Canyon
IUCN IaResearch Natural Area
0.61 km² overlap
Wild and Scenic River
0.28 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
213 distinct species · 427 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 52 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 Bear Creek : 39 espèces reliées par 93 interactions GloBI sur 6 types (connectance 7.0%, filtre Serrano α=0.2). 13 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°
2,8°C
Annual rain
517mm
Moisture idx (CMI)
-0,40
Runoff
372mm/an
PET
875mm
AET
443mm
Mean slope
22,3°
Water table
1 076cm
Forest
85%
Crops
1%
Urban
0%
Protected
99%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)