Ontologia

County · USA

Dakota

United States

DfaCold, no dry season, hot summer(100 %)

Species observed

6 536

Observations

1 139 805

Area

1 504,5km²

Ecological tissue

Sample of 38 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 Dakota : 30 espèces reliées par 75 interactions GloBI sur 3 types (connectance 10.7%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
75
Connectance
0.107
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

6 536 distinct species · 1 139 805 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 139 805 obs · 40 cellules
Obs. / cellule
≥ 130 907
87 220–130 906
33 284–87 219
14 686–33 283
< 14 686

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

7,6°C

Annual rain

854mm

Warmest m°

27,7°C

Coldest m°

-13,1°C

Elevation: 278 m on average (min 207 m, max 342 m)

Bioclimatic detailsExpert
Annual mean temp.
7,6°C
Annual rain
854mm
Warmest month
27,7°C
Coldest month
-13,1°C
Mean alt.
278m
Min
207m
Max
342m
Std. dev.
24m
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

6,2

Org. C

30,8g/kg

Clay

20,1%

Sand

43,9%

Silt

36,0%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: smGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,2
Org. C
47,9g/kg
Clay
19,8%
Sand
44,2%
Silt
36,0%
5–15 cm
pH H₂O
6,2
Org. C
26,9g/kg
Clay
20,0%
Sand
44,0%
Silt
36,0%
15–30 cm
pH H₂O
6,2
Org. C
17,6g/kg
Clay
20,5%
Sand
43,4%
Silt
36,1%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest20.6%
Crops39.4%
Built-up2.9%
Bare soil0.9%
Other (grassland, water…)36.3%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology6 basins · 38 lakes · 19 rivers

Hydrology metrics for this exact territory

Stream length here

279,6km

Lake surface here

16,36km²

Basins crossed

6

Max stream order

7

Max drainage

116 030km²

Discharge in basins

199,9m³/s

Mean precip.

769mm/an

Mean T°

6,9°C

Moisture idx

-0,17

Max snow

22%

Mean runoff

249mm/an

Mean elev. (basins)

289m

Rivers / streams (19, ord ≥ 4)

7 more river segments

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

2hab/km²

Night light

7,5nW

Built-up

287,8%

Pesticides

23,5kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)

Protected areas76

IUCN V · 54IUCN Not Assigned · 19IUCN IV · 2IUCN VI · 1
Complete list

+ 16 protected areas (top 60 shown)

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN