HydroBASINS lev08 watershed · #7080546070
Bassin · #7080546070
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 1 administrative regions : Churchill
Sub-basin area
59,6km²
Upstream area
7 461,9km²
Discharge
7,89m³/s
Mean elev.
1 182m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Grimes Slough2207 km²
- Bassin de Carson River1411 km²
1 dept-equivalent regions (GADM L2)
- 59.7 km²100.0% of basin
2 intersecting protected areas
Fallon
IUCN IVNational Wildlife Refuge
27.42 km² overlap
Stillwater
IUCN VWildlife Management Area
7.59 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
46 distinct species · 54 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 30 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 · #7080546070 : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 40 interactions GloBI sur 2 types (connectance 9.2%, filtre Serrano α=0.2). 2 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°
11,2°C
Annual rain
127mm
Moisture idx (CMI)
-0,90
Runoff
33mm/an
PET
1 338mm
AET
110mm
Mean slope
0,1°
Water table
23cm
Forest
0%
Crops
0%
Urban
0%
Protected
63%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)