HydroBASINS lev08 watershed · #7080451990
Bassin de Owyhee River
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 : Malheur
Sub-basin area
1 430,4km²
Upstream area
25 635km²
Discharge
28,85m³/s
Mean elev.
1 181m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Bogus Creek259 km²
- Bassin de Owyhee River21 km²
1 dept-equivalent regions (GADM L2)
- 1433.0 km²100.0% of basin
13 intersecting protected areas
Lower Owyhee Canyon
IUCN IbWilderness Study Area
180.10 km² overlap
Dry Creek Buttes
IUCN IbWilderness Study Area
173.17 km² overlap
Honeycombs
IUCN IbWilderness Study Area
140.46 km² overlap
Cedar Mountain
IUCN IbWilderness Study Area
58.44 km² overlap
Blue Canyon
IUCN IbWilderness Study Area
51.11 km² overlap
Owyhee River
IUCN VDesignated - Wild
50.57 km² overlap
Owyhee Breaks
IUCN IbWilderness Study Area
47.61 km² overlap
Slocum Creek
IUCN IbWilderness Study Area
30.50 km² overlap
Saddle Butte
IUCN IbWilderness Study Area
23.97 km² overlap
4 more protected areassorted by overlap area
Honeycombs
IUCN IbWilderness Study Area
13.26 km² overlap
Upper Leslie Gulch
IUCN IbWilderness Study Area
11.74 km² overlap
Wild Horse Basin
IUCN IbWilderness Study Area
6.23 km² overlap
Jordan Craters
IUCN IbWilderness Study Area
0.08 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 063 distinct species · 9 778 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 Owyhee River : 18 espèces reliées par 109 interactions GloBI sur 4 types (connectance 17.3%, filtre Serrano α=0.2). 18 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°
8,3°C
Annual rain
288mm
Moisture idx (CMI)
-0,75
Runoff
67mm/an
PET
1 156mm
AET
249mm
Mean slope
8,2°
Water table
1 054cm
Forest
0%
Crops
3%
Urban
0%
Protected
22%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)