Ontologia

County · USA

Mitchell

United States

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

Species observed

976

Observations

18 332

Area

1 330,3km²

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 Mitchell : 25 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 95 interactions GloBI sur 4 types (connectance 13.5%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
95
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

976 distinct species · 18 332 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

18 332 obs · 38 cellules
Obs. / cellule
≥ 5 333
1 001–5 332
294–1 000
210–293
< 210

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

Climate

Mean T°

19,2°C

Annual rain

1 322mm

Warmest m°

32,6°C

Coldest m°

5,6°C

Elevation: 66 m on average (min 32 m, max 116 m)

Bioclimatic detailsExpert
Annual mean temp.
19,2°C
Annual rain
1 322mm
Warmest month
32,6°C
Coldest month
5,6°C
Mean alt.
66m
Min
32m
Max
116m
Std. dev.
21m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(100 %)Temperate

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

5,4

Org. C

21,3g/kg

Clay

16,3%

Sand

71,2%

Silt

12,5%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,4
Org. C
42,9g/kg
Clay
14,3%
Sand
72,9%
Silt
12,8%
5–15 cm
pH H₂O
5,4
Org. C
12,7g/kg
Clay
14,6%
Sand
72,8%
Silt
12,6%
15–30 cm
pH H₂O
5,4
Org. C
8,4g/kg
Clay
20,0%
Sand
67,9%
Silt
12,1%

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

Land cover

Forest40.8%
Crops30.8%
Built-up0.4%
Bare soil0.3%
Other (grassland, water…)27.6%

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

Hydrology6 basins · 3 lakes · 12 rivers

Hydrology metrics for this exact territory

Stream length here

187,1km

Lake surface here

0,39km²

Basins crossed

6

Max stream order

5

Max drainage

18 387km²

Discharge in basins

94,3m³/s

Mean precip.

1 321mm/an

Mean T°

19,2°C

Moisture idx

-0,11

Mean runoff

470mm/an

Mean elev. (basins)

70m

Watersheds crossing here

Lakes (3, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,6nW

Built-up

39,4%

Pesticides

54,3kg/km²

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

Protected areas6

IUCN Not Assigned · 4IUCN V · 2

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