Aurora County
IUCN VWaterfowl Production Area
204 km²
County · USA
Charles Mix
United States
DfaCold, no dry season, hot summer(100 %)
Species observed
894
Observations
59 269
Area
2 984,8km²
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 Charles Mix : 25 espèces reliées par 73 interactions GloBI sur 3 types (connectance 14.7%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
32
Interactions affichées
73
Connectance
0.147
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
894 distinct species · 59 269 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
9,1°C
Annual rain
645mm
Warmest m°
30,5°C
Coldest m°
-9,9°C
Elevation: 473 m on average (min 371 m, max 582 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
9,1°C
Annual rain
645mm
Warmest month
30,5°C
Coldest month
-9,9°C
Mean alt.
473m
Min
371m
Max
582m
Std. dev.
37m
Köppen-Geiger (dominant)
DfaCold, no dry season, hot summer(100 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,8
Org. C
21,6g/kg
Clay
38,2%
Sand
15,2%
Silt
46,6%
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
6,7
Org. C
30,2g/kg
Clay
37,6%
Sand
15,5%
Silt
46,9%
5–15 cm
pH H₂O
6,8
Org. C
20,8g/kg
Clay
38,0%
Sand
15,2%
Silt
46,8%
15–30 cm
pH H₂O
7,0
Org. C
13,8g/kg
Clay
38,9%
Sand
14,9%
Silt
46,2%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest7.3%
Crops47.1%
Built-up0.1%
Bare soil1.4%
Other (grassland, water…)44.1%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology13 basins · 15 lakes · 9 rivers
Hydrology metrics for this exact territory
Stream length here
302,6km
Lake surface here
23,62km²
Basins crossed
13
Max stream order
8
Max drainage
669 464km²
Discharge in basins
3 132,2m³/s
Mean precip.
581mm/an
Mean T°
8,8°C
Moisture idx
-0,46
Max snow
13%
Mean runoff
94mm/an
Mean elev. (basins)
481m
Watersheds crossing here
- Bassin de Choteau Creeksub-area1 617,8 km²overlap756.45 km²25%
- Bassin de Missouri Riversub-area1 926,8 km²overlap530.63 km²18%
- Bassin de Andes Creeksub-area652,9 km²overlap412.47 km²14%
- Bassin de Pease Creeksub-area369,6 km²overlap365.75 km²12%
- Bassin de Missouri Riversub-area1 169,1 km²overlap278.09 km²9%
- Bassin de Missouri Riversub-area182,9 km²overlap138.48 km²5%
- Bassin de Missouri Riversub-area358 km²overlap127.03 km²4%
- Bassin de Missouri Riversub-area302,7 km²overlap115.18 km²4%
- Basin #67510sub-area114,3 km²overlap114.54 km²4%
Lakes (15, top by area)
- Lake Andesarea15,3 km²avg depth3.6 m
- Lake Andesarea2 km²avg depth2.8 m
- Red Lakearea1,8 km²avg depth1.1 m
- Lac 1048703area0,9 km²avg depth2.5 m
- Lac 1049078area0,6 km²avg depth2.4 m
- Lac 1048741area0,5 km²avg depth2.3 m
- Lac 1048729area0,5 km²avg depth2.2 m
- Lac 1048425area0,4 km²avg depth2.0 m
- Lac 1048714area0,3 km²avg depth1.8 m
Rivers / streams (9, ord ≥ 4)
- Choteau Creekord 4len here109.36 km67%total164 km
- Missouri Riverord 8len here107.29 km2%total6197 km
- Snake Creekord 6len here36.53 km11%total331 km
- Garden Creekord 4len here12.95 km24%total55 km
- Dry Choteau Creekord 2len here11.07 km48%total23 km
- Pease Creekord 3len here10.19 km100%total10 km
- Andes Creekord 3len here8.83 km23%total39 km
- White Swan Creekord 2len here6.17 km100%total6 km
- Randall Creekord 2len here0.21 km1%total20 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
10,8%
Pesticides
11,2kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas30
IUCN V · 29IUCN IV · 1
Brule County
IUCN VWaterfowl Production Area
140 km²
Charles Mix County
IUCN VWaterfowl Production Area
36 km²
Lake Andes
IUCN IVNational Wildlife Refuge
22 km²
Gray Game Production Area
IUCN VState Wildlife Management Area
8 km²
White Swan Game Production Area
IUCN VState Wildlife Management Area
6 km²
Complete list30 protected areas
- Aurora CountyWaterfowl Production AreaIUCN V204 km²
- Brule CountyWaterfowl Production AreaIUCN V140 km²
- Charles Mix CountyWaterfowl Production AreaIUCN V36 km²
- Lake AndesNational Wildlife RefugeIUCN IV22 km²
- Gray Game Production AreaState Wildlife Management AreaIUCN V8 km²
- White Swan Game Production AreaState Wildlife Management AreaIUCN V6 km²
- RedLakeIUCN V4 km²
- North PointRecreation AreaIUCN V4 km²
- Paulson Game Production AreaState Wildlife Management AreaIUCN V4 km²
- West Platte Game Production AreaState Wildlife Management AreaIUCN V3 km²
- Snake Creek StateRecreation AreaIUCN V3 km²
- Wetlands Reserve Program (WRP), Charles Mix, SDReserve ProgramIUCN V19963 km²
- Pease CreekRecreation AreaIUCN V2 km²
- Pickstown Game Production AreaState Wildlife Management AreaIUCN V2 km²
- Charles Mix CountyWaterfowl Production AreaIUCN V20042 km²
- North Wheeler Game Production AreaState Wildlife Management AreaIUCN V1 km²
- Turgeon Game Production AreaState Wildlife Management AreaIUCN V1 km²
- BoveeLakeIUCN V1 km²
- Platte CreekRecreation AreaIUCN V1 km²
- Agricultural Conservation Easement Program - Wetland Reserve Easements (ACEP-WRE), Charles Mix, SDConservation EasementIUCN V1 km²
- Charles Mix CountyWaterfowl Production AreaIUCN V1 km²
- North WheelerRecreation AreaIUCN V1 km²
- Center Platte Game Production AreaState Wildlife Management AreaIUCN V0 km²
- Dante LakeWildlife Management AreaIUCN V0 km²
- Lake GeorgeState Wildlife Management AreaIUCN V0 km²
- AcademyLakeIUCN V0 km²
- Lake Andes UnitsState Wildlife Management AreaIUCN V19610 km²
- WilliamsonState Wildlife Management AreaIUCN V0 km²
- White SwanRecreation AreaIUCN V0 km²
- Lake Andes EastWildlife Management AreaIUCN V0 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN