HydroBASINS lev08 watershed · #7080352900
Bassin de Calf 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 : Garfield, Petroleum
Sub-basin area
584,4km²
Upstream area
584,6km²
Discharge
0,45m³/s
Mean elev.
918m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 585.9 km²100.0% of basin
- 0.0 km²0.0% of basin
2 intersecting protected areas
Bridge Coulee
IUCN IbWilderness Study Area
0.85 km² overlap
Musselshell Breaks
IUCN IbWilderness Study Area
0.11 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
155 distinct species · 459 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 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 Calf Creek : 24 espèces reliées par 120 interactions GloBI sur 5 types (connectance 19.0%, filtre Serrano α=0.2). 12 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°
7,1°C
Annual rain
341mm
Moisture idx (CMI)
-0,67
Runoff
24mm/an
PET
1 034mm
AET
298mm
Mean slope
2,5°
Water table
546cm
Forest
2%
Crops
12%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)