Wild and Scenic River · usa
Imnaha, Oregon
- Area
- 70 km²
- IUCN cat.
- V
- Year
- 1988
Overview
- Designation
- Wild and Scenic River
- IUCN category
- V · Paysage protégé
Paysage façonné par l'humain digne de conservation
- Established
- 1988
- Managing authority
- Forest Service
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
191 distinct species · 629 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 Imnaha, Oregon : 27 espèces reliées par 99 interactions GloBI sur 6 types (connectance 10.0%, 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).
Hydrology1 basins · 0 lakes · 15 rivers
Hydrology metrics for this exact territory
Stream length here
99,0km
Basins crossed
1
Max stream order
4
Max drainage
2 195km²
Discharge in basins
0,7m³/s
Mean precip.
577mm/an
Mean T°
4,3°C
Moisture idx
-0,35
Max snow
25%
Mean runoff
318mm/an
Mean elev. (basins)
1 478m
Watersheds crossing here
Rivers / streams (15, ord ≥ 4)
- Imnaha Riverord 4len here30.53 km79%total39 km
- North Fork Imnaha Riverord 3len here15.11 km46%total33 km
- Grouse Creekord 3len here10.09 km8%total120 km
- Big Sheep Creekord 4len here9.87 km12%total85 km
- Fence Creekord 4len here8.81 km72%total12 km
- Summit Creekord 4len here8.76 km10%total90 km
- Crazyman Creekord 3len here4.19 km38%total11 km
- Dry Creekord 8len here3.69 km1%total553 km
- Gumboot Creekord 3len here3.58 km28%total13 km
- Lightning Creekord 4len here1.79 km2%total87 km
- Corral Creekord 7len here0.87 km2%total56 km
- Trail Creekord 3len here0.61 km0%total135 km
3 more river segmentssorted by Strahler order + length
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Location
Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)
- Centroid
- 45.43264, -116.78496
- Open in maps
- OpenStreetMap → · Satellite →
Species observed (Phase 2)
Listing species observed within this protected area requires the GBIF v2 partition × WDPA spatial overlay matview. Computing infrastructure pending.