Oahe
IUCN VWildlife Management Area
68 km²
County · USA
Emmons
United States
DfaCold, no dry season, hot summer(47 %)
Species observed
965
Observations
25 685
Area
4 020,5km²
Ecological tissue
Sample of 33 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 Emmons : 26 espèces reliées par 72 interactions GloBI sur 4 types (connectance 13.6%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
33
Interactions affichées
72
Connectance
0.136
Patrimoniales
0
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
965 distinct species · 25 685 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
6,2°C
Annual rain
480mm
Warmest m°
28,3°C
Coldest m°
-14,1°C
Elevation: 573 m on average (min 488 m, max 653 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
6,2°C
Annual rain
480mm
Warmest month
28,3°C
Coldest month
-14,1°C
Mean alt.
573m
Min
488m
Max
653m
Std. dev.
35m
Köppen-Geiger (dominant)
DfaCold, no dry season, hot summer(47 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
7,0
Org. C
26,1g/kg
Clay
24,8%
Sand
37,4%
Silt
37,8%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,9
Org. C
42,3g/kg
Clay
24,5%
Sand
37,1%
Silt
38,5%
5–15 cm
pH H₂O
7,0
Org. C
21,4g/kg
Clay
24,8%
Sand
37,6%
Silt
37,7%
15–30 cm
pH H₂O
7,2
Org. C
14,7g/kg
Clay
25,2%
Sand
37,7%
Silt
37,1%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest3.4%
Crops50.0%
Built-up0.0%
Bare soil1.3%
Other (grassland, water…)45.2%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology12 basins · 33 lakes · 7 rivers
Hydrology metrics for this exact territory
Stream length here
160,1km
Lake surface here
104,57km²
Basins crossed
12
Max stream order
8
Max drainage
506 929km²
Discharge in basins
1 767,5m³/s
Mean precip.
425mm/an
Mean T°
5,4°C
Moisture idx
-0,55
Max snow
23%
Mean runoff
58mm/an
Mean elev. (basins)
579m
Watersheds crossing here
- Bassin de Beaver Creeksub-area2 447,9 km²overlap1185.98 km²29%
- Basin #66260sub-area1 259,3 km²overlap816.39 km²20%
- Bassin de Missouri Riversub-area1 071,4 km²overlap387.26 km²10%
- Basin #79070sub-area354,5 km²overlap355.40 km²9%
- Bassin de Missouri Riversub-area777,7 km²overlap344.41 km²9%
- Bassin de Missouri Riversub-area461,5 km²overlap273.02 km²7%
- Bassin de Missouri Riversub-area415,2 km²overlap269.01 km²7%
- Bassin de Spring Creeksub-area480,8 km²overlap199.59 km²5%
- Bassin de Spring Creeksub-area317,2 km²overlap121.70 km²3%
Lakes (33, top by area)
- Oahearea1 092,5 km²avg depth26.6 m
- Goose Lakearea4,9 km²avg depth1.8 m
- Rice Lakearea4,2 km²avg depth3.6 m
- Senger Lakearea2,4 km²avg depth4.5 m
- Baumgartner Lakearea2,1 km²avg depth2.8 m
- Lake #07920area2,1 km²avg depth2.8 m
- Carlson Lakearea1,9 km²avg depth3.4 m
- Walther Slougharea1,9 km²avg depth3.3 m
- Schwahn Lakearea1,8 km²avg depth3.1 m
24 more lakes
- Lake #08136area1,5 km²avg depth2.5 m
- Stink Lakearea1,4 km²avg depth1.7 m
- Lake #08172area1,3 km²avg depth2.2 m
- Berreth Lakearea1 km²avg depth2.1 m
- Lac 1029675area1 km²avg depth3.3 m
- Lac 1026067area0,8 km²avg depth2.7 m
- Lac 1025591area0,7 km²avg depth2.8 m
- Lac 1032119area0,7 km²avg depth2.9 m
- Lac 1031524area0,6 km²avg depth2.7 m
- Lac 1029470area0,5 km²avg depth2.8 m
- Lac 1025146area0,4 km²avg depth2.1 m
- Lac 1030920area0,3 km²avg depth3.0 m
- Lac 1032631area0,3 km²avg depth2.3 m
- Lac 1030102area0,3 km²avg depth3.2 m
- Lac 1030546area0,2 km²avg depth2.0 m
- Lac 1031993area0,2 km²avg depth2.1 m
- Lac 1031367area0,2 km²avg depth2.1 m
- Lac 1025226area0,2 km²avg depth1.9 m
- Lac 1032730area0,2 km²avg depth2.8 m
- Lac 1029478area0,2 km²avg depth3.0 m
- Lac 1029426area0,1 km²avg depth2.2 m
- Lac 1029708area0,1 km²avg depth2.1 m
- Lac 1025606area0,1 km²avg depth1.7 m
- Lac 1030092area0,1 km²avg depth2.6 m
Rivers / streams (7, ord ≥ 4)
- Missouri Riverord 8len here84.32 km1%total6197 km
- Beaver Creekord 6len here59.62 km2%total3076 km
- Spring Creekord 5len here6.32 km0%total2668 km
- Cannonball River / Íŋyaŋwakağapi Wakpáord 8len here4.96 km2%total207 km
- Clear Creekord 6len here4.42 km0%total1466 km
- Porcupine Creekord 2len here0.30 km0%total69 km
- Fourmile Creekord 7len here0.14 km0%total521 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,0nW
Built-up
4,2%
Pesticides
17,4kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas9
IUCN V · 7IUCN VI · 1IUCN Not Assigned · 1
Emmons County
IUCN VIWaterfowl Production Area
59 km²
Emmons County
IUCN VWaterfowl Production Area
4 km²
Appert Lake
IUCN VNational Wildlife Refuge
4 km²
Emmons County
IUCN VWaterfowl Production Area
4 km²
Springwater
IUCN Not AssignedNational Wildlife Refuge
3 km²
Complete list9 protected areas
- OaheWildlife Management AreaIUCN V68 km²
- Emmons CountyWaterfowl Production AreaIUCN VI59 km²
- Emmons CountyWaterfowl Production AreaIUCN V4 km²
- Appert LakeNational Wildlife RefugeIUCN V4 km²
- Emmons CountyWaterfowl Production AreaIUCN V4 km²
- SpringwaterNational Wildlife RefugeIUCN Not Assigned3 km²
- HagueState Wildlife Management AreaIUCN V1 km²
- HurkesState Wildlife Management AreaIUCN V0 km²
- Wetlands Reserve Program (WRP), Emmons, NDReserve ProgramIUCN V20110 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN