Fleuve· 173 segments

Owyhee River

Crosses 4 administrative regions : Canyon, Elko, Malheur, Owyhee

fleuve

Total length

552km

Max discharge

497m³/s

Max Strahler

Segments matched

173

River geography4 admin regions · 0 communes

Parent watershed

hybas-708047704066 km²

4 administrative regions crossed (GADM L2)

Malheur
Oregon · United States
435.9 km
in this dpt
Owyhee
Idaho · United States
190.6 km
in this dpt
Elko
Nevada · United States
158.5 km
in this dpt
Canyon
Idaho · United States
0.9 km
in this dpt

22 intersecting protected areas

Owyhee River
IUCN Ib
Wilderness Area
Owyhee River Canyon
IUCN Ib
Wilderness Study Area
Saddle Butte
IUCN Ib
Wilderness Study Area
Lower Owyhee Canyon
IUCN Ib
Wilderness Study Area
Dry Creek Buttes
IUCN Ib
Wilderness Study Area
Owyhee River
IUCN V
Designated - Wild
Honeycombs
IUCN Ib
Wilderness Study Area
Owyhee River
IUCN V
Designated - Wild
Owyhee Breaks
IUCN Ib
Wilderness Study Area

13 more protected areassorted by area

Wild Horse Basin
IUCN Ib
Wilderness Study Area
West Little Owyhee Designated -
IUCN V
Wild River
Blue Canyon
IUCN Ib
Wilderness Study Area
South Fork Owyhee River
IUCN V
Designated - Wild
Slocum Creek
IUCN Ib
Wilderness Study Area
Battle Creek
IUCN V
Designated - Wild
Deep Creek
IUCN V
Designated - Wild
North Fork Owyhee River
IUCN V
Designated - Wild
Deer Flat
IUCN IV
National Wildlife Refuge
Fort Boise
IUCN V
Wildlife Management Area
Red Canyon
IUCN V
Designated - Wild
Rogers
IUCN V
Wildlife Area
Wetlands Reserve Program (WRP), Malheur, OR
IUCN V
Reserve Program

1 page = 1 named river (aggregation of 173 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

76 distinct species · 117 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).

RègnesAnimalPlanteChampignonBacterie

RelationsPredationParasitismeSymbiosePollinisation

StatutEn dangerVulnérableProtégéeEndémique

RègnesAnimalPlanteChampignonBacterie

RelationsPredationParasitismeSymbiosePollinisation

StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Owyhee River : 29 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 68 interactions GloBI sur 3 types (connectance 10.8%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées

Interactions affichées

Connectance

0.108

Patrimoniales

Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydrology (HydroRIVERS v10)