Ontologia

County · USA

Chester

United States

CfaTemperate, no dry season, hot summer(66 %)

Species observed

8 407

Observations

3 865 905

Area

1 965,7km²

Ecological tissue

Sample of 34 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 Chester : 25 espèces reliées par 76 interactions GloBI sur 4 types (connectance 12.8%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
76
Connectance
0.128
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

8 407 distinct species · 3 865 905 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 865 905 obs · 56 cellules
Obs. / cellule
≥ 360 733
160 347–360 732
86 089–160 346
41 000–86 088
< 41 000

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

Climate

Mean T°

12,2°C

Annual rain

1 233mm

Warmest m°

29,0°C

Coldest m°

-4,0°C

Elevation: 136 m on average (min 31 m, max 272 m)

Bioclimatic detailsExpert
Annual mean temp.
12,2°C
Annual rain
1 233mm
Warmest month
29,0°C
Coldest month
-4,0°C
Mean alt.
136m
Min
31m
Max
272m
Std. dev.
41m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(66 %)Temperate

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

Soil & lithology

pH H₂O

5,6

Org. C

42,5g/kg

Clay

21,5%

Sand

30,9%

Silt

47,5%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
93,9g/kg
Clay
20,8%
Sand
31,1%
Silt
48,0%
5–15 cm
pH H₂O
5,6
Org. C
22,9g/kg
Clay
21,6%
Sand
30,8%
Silt
47,6%
15–30 cm
pH H₂O
5,7
Org. C
10,7g/kg
Clay
22,2%
Sand
30,9%
Silt
47,0%

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

Land cover

Forest48.0%
Crops15.3%
Built-up2.7%
Bare soil0.2%
Other (grassland, water…)33.8%

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

Hydrology7 basins · 8 lakes · 63 rivers

Hydrology metrics for this exact territory

Stream length here

521,2km

Lake surface here

3,63km²

Basins crossed

7

Max stream order

5

Max drainage

70 980km²

Discharge in basins

375,5m³/s

Mean precip.

1 123mm/an

Mean T°

11,5°C

Moisture idx

0,07

Max snow

7%

Mean runoff

606mm/an

Mean elev. (basins)

100m

Watersheds crossing here

Lakes (8, top by area)

Rivers / streams (63, ord ≥ 4)

51 more river segments

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

Human pressure

Pop. density

2hab/km²

Night light

4,4nW

Built-up

265,7%

Pesticides

16,4kg/km²

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

Protected areas89

IUCN V · 68IUCN Not Assigned · 17IUCN III · 4
Complete list

+ 29 protected areas (top 60 shown)

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