HydroBASINS lev08 watershed · #7080459340
Bassin de Poison 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 : Fremont, Natrona
Sub-basin area
1 304,9km²
Upstream area
1 304,9km²
Discharge
3,06m³/s
Mean elev.
1 810m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- Fremont871.5 km²66.7% of basin
- 435.7 km²33.3% of basin
1 intersecting protected areas
Easement
42.09 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
705 distinct species · 2 544 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 45 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 Poison Creek : 27 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 131 interactions GloBI sur 5 types (connectance 12.1%, filtre Serrano α=0.2). 20 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°
6,1°C
Annual rain
244mm
Moisture idx (CMI)
-0,76
Runoff
80mm/an
PET
1 024mm
AET
217mm
Mean slope
1,9°
Water table
895cm
Forest
0%
Crops
3%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)