HydroBASINS lev08 watershed · #7080074970
Bassin de Whitehorse 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 : Harney, Malheur
Sub-basin area
1 786,7km²
Upstream area
1 786,7km²
Discharge
0m³/s
Mean elev.
1 502m
Administrative coverage
2 dept-equivalent regions (GADM L2)
- 982.6 km²54.9% of basin
- 806.9 km²45.1% of basin
9 intersecting protected areas
Alvord Desert
IUCN IbWilderness Study Area
367.78 km² overlap
Fifteenmile Creek
IUCN IbWilderness Study Area
200.58 km² overlap
Willow Creek
IUCN IbWilderness Study Area
118.36 km² overlap
Twelvemile Creek
IUCN IbWilderness Study Area
104.85 km² overlap
East Alvord
IUCN IbWilderness Study Area
18.44 km² overlap
Winter Range
IUCN IbWilderness Study Area
1.14 km² overlap
Oregon Canyon
IUCN IbWilderness Study Area
0.92 km² overlap
Mahogany Ridge
IUCN IbWilderness Study Area
0.47 km² overlap
Disaster Peak
IUCN IbWilderness Study Area
0.11 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
529 distinct species · 2 497 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 46 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 Whitehorse Creek : 26 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 154 interactions GloBI sur 5 types (connectance 14.2%, filtre Serrano α=0.2). 21 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°
7,6°C
Annual rain
263mm
Moisture idx (CMI)
-0,76
Runoff
63mm/an
PET
1 120mm
AET
229mm
Mean slope
4,0°
Water table
947cm
Forest
0%
Crops
2%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)