Wenaha-Tucannon
IUCN IbWilderness · 1979
451 km²
County · USA
Asotin
United States
DsbCold, dry summer, warm summer(51 %)
Species observed
2 104
Observations
128 115
Area
1 668,9km²
Ecological tissue
Sample of 32 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
Indicateurs du tissu écologique
Tissu écologique de Asotin : 22 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 71 interactions GloBI sur 4 types (connectance 13.4%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
33
Interactions affichées
71
Connectance
0.135
Patrimoniales
1
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
2 104 distinct species · 128 115 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
9,5°C
Annual rain
466mm
Warmest m°
28,7°C
Coldest m°
-5,3°C
Elevation: 848 m on average (min 233 m, max 1 827 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
9,5°C
Annual rain
466mm
Warmest month
28,7°C
Coldest month
-5,3°C
Mean alt.
848m
Min
233m
Max
1 827m
Std. dev.
301m
Köppen-Geiger (dominant)
DsbCold, dry summer, warm summer(51 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,6
Org. C
32,0g/kg
Clay
23,9%
Sand
21,4%
Silt
54,7%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: vbGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,6
Org. C
54,8g/kg
Clay
23,2%
Sand
21,5%
Silt
55,3%
5–15 cm
pH H₂O
6,6
Org. C
24,6g/kg
Clay
23,8%
Sand
21,4%
Silt
54,8%
15–30 cm
pH H₂O
6,7
Org. C
16,5g/kg
Clay
24,7%
Sand
21,2%
Silt
54,1%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest17.7%
Crops10.1%
Built-up0.2%
Bare soil4.5%
Other (grassland, water…)67.5%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology8 basins · 0 lakes · 47 rivers
Hydrology metrics for this exact territory
Stream length here
456,5km
Basins crossed
8
Max stream order
7
Max drainage
249 207km²
Discharge in basins
1 223,9m³/s
Mean precip.
521mm/an
Mean T°
7,9°C
Moisture idx
-0,46
Max snow
37%
Mean runoff
220mm/an
Mean elev. (basins)
889m
Watersheds crossing here
- Bassin de Snake Riversub-area1 419,4 km²overlap958.13 km²57%
- Bassin de Grande Ronde Riversub-area631,7 km²overlap407.16 km²24%
- Bassin de Snake Riversub-area2 442,9 km²overlap207.11 km²12%
- Bassin de Joseph Creeksub-area1 420,9 km²overlap44.80 km²3%
- Bassin de Snake Riversub-area368,1 km²overlap28.20 km²2%
- Bassin de Joseph Creeksub-area15,2 km²overlap15.23 km²1%
- Bassin de Wenaha Riversub-area772,9 km²overlap8.09 km²0%
- Bassin de Clearwater River / kuumkxtoynsub-area1 027,9 km²overlap0.20 km²0%
Rivers / streams (47, ord ≥ 4)
- Snake Riverord 7len here57.51 km2%total2867 km
- George Creekord 4len here32.18 km82%total39 km
- Grande Ronde Riverord 5len here29.25 km11%total262 km
- Asotin Creekord 4len here24.64 km100%total25 km
- Mill Creekord 5len here22.69 km5%total446 km
- Charley Creekord 3len here21.33 km73%total29 km
- Pintler Creekord 3len here19.39 km100%total19 km
- Joseph Creekord 5len here18.11 km18%total100 km
- South Fork Asotin Creekord 2len here15.70 km100%total16 km
- Page Creekord 1len here14.40 km74%total19 km
- Pow Wah Kee Creekord 1len here13.42 km73%total18 km
- Alpowa Creekord 3len here13.08 km51%total26 km
35 more river segmentssorted by Strahler order + length
- North Fork Asotin Creekord 2len here12.97 km50%total26 km
- Slippery Creekord 5len here12.66 km100%total13 km
- Rockpile Creekord 3len here11.01 km100%total11 km
- Lick Creekord 3len here10.78 km19%total57 km
- Kelly Creekord 4len here10.09 km13%total75 km
- Menatchee Creekord 2len here9.71 km100%total10 km
- Alder Gulchord 5len here8.35 km100%total8 km
- Coyote Culchord 1len here7.90 km100%total8 km
- Tenmile Creekord 2len here7.58 km13%total56 km
- Ayers Gulchord 1len here7.50 km100%total8 km
- Rattlesnake Creekord 4len here7.01 km5%total133 km
- Couse Creekord 1len here6.92 km100%total7 km
- Cottonwood Creekord 8len here6.42 km1%total436 km
- Grouse Creekord 3len here6.16 km5%total120 km
- Birch Creekord 7len here6.06 km4%total139 km
- Dry Creekord 8len here5.37 km1%total553 km
- Kearney Gulchord 3len here4.79 km100%total5 km
- Deer Creekord 6len here3.77 km1%total340 km
- Dough Creekord 7len here3.38 km82%total4 km
- Bear Creekord 5len here3.20 km1%total575 km
- Montgomery Gulchord 1len here3.00 km100%total3 km
- Huber Gulchord 1len here2.71 km100%total3 km
- Cougar Creekord 3len here2.44 km2%total119 km
- Long Gulchord 5len here2.44 km26%total9 km
- Stringtown Gulchord 1len here2.37 km100%total2 km
- Beckman Gulchord 1len here2.37 km100%total2 km
- West Branch Rattlesnake Creekord 1len here1.97 km100%total2 km
- Tammany Creekord 7len here1.32 km14%total9 km
- Redhill Gulchord 1len here1.16 km100%total1 km
- Corral Creekord 7len here1.13 km2%total56 km
- East Bear Creekord 1len here1.01 km20%total5 km
- West Bear Creekord 1len here0.67 km8%total8 km
- Dark Canyonord 1len here0.48 km101%total0 km
- Stember Creekord 2len here0.13 km1%total24 km
- Chimney Creekord 3len here≈ tangenttotal25 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,2nW
Built-up
21,7%
Pesticides
22,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas14
IUCN V · 13IUCN Ib · 1
Craig Mountain
IUCN VWildlife Management Area
339 km²
Blue Mountains
IUCN VWildlife Area Complex
237 km²
Grande Ronde, Oregon
IUCN VWild and Scenic River
58 km²
Grande Ronde River Segment D
IUCN VDesignated - Recreational
16 km²
4-O Ranch - Dec 2014
IUCN VEnvironmental System · 2014
10 km²
Complete list14 protected areas
- Wenaha-TucannonWildernessIUCN Ib1979451 km²
- Craig MountainWildlife Management AreaIUCN V339 km²
- Blue MountainsWildlife Area ComplexIUCN V237 km²
- Grande Ronde, OregonWild and Scenic RiverIUCN V58 km²
- Grande Ronde River Segment DDesignated - RecreationalIUCN V16 km²
- 4-O Ranch - Dec 2014Environmental SystemIUCN V201410 km²
- 4-O Ranch - March 2014Environmental SystemIUCN V20149 km²
- 4-O Ranch 2013Environmental SystemIUCN V20136 km²
- Garden CreekPrivate Conservation LandIUCN V19896 km²
- Asotin CreekEnvironmental SystemIUCN V20145 km²
- WeatherlyEnvironmental SystemIUCN V20125 km²
- Snake River / Tenmile RapidsConservation EasementIUCN V20061 km²
- Grande Ronde, OregonWild and Scenic RiverIUCN V19880 km²
- 4-O Ranch - Dec 2014Environmental SystemIUCN V20140 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN