Ontologia

County · USA

Chesterfield

United States

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

Species observed

3 030

Observations

77 698

Area

2 081,8km²

Ecological tissue

Sample of 39 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 Chesterfield : 29 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 68 interactions GloBI sur 4 types (connectance 9.2%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
68
Connectance
0.092
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

3 030 distinct species · 77 698 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

77 698 obs · 65 cellules
Obs. / cellule
≥ 35 432
1 047–35 431
480–1 046
179–479
< 179

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

Climate

Mean T°

16,8°C

Annual rain

1 192mm

Warmest m°

31,9°C

Coldest m°

2,0°C

Elevation: 99 m on average (min 23 m, max 206 m)

Bioclimatic detailsExpert
Annual mean temp.
16,8°C
Annual rain
1 192mm
Warmest month
31,9°C
Coldest month
2,0°C
Mean alt.
99m
Min
23m
Max
206m
Std. dev.
39m
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

5,2

Org. C

21,5g/kg

Clay

15,3%

Sand

54,0%

Silt

30,7%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,1
Org. C
44,0g/kg
Clay
13,5%
Sand
55,5%
Silt
31,0%
5–15 cm
pH H₂O
5,2
Org. C
13,7g/kg
Clay
13,1%
Sand
55,7%
Silt
31,2%
15–30 cm
pH H₂O
5,2
Org. C
6,8g/kg
Clay
19,4%
Sand
50,8%
Silt
29,8%

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

Land cover

Forest61.1%
Crops6.2%
Built-up0.5%
Bare soil1.0%
Other (grassland, water…)31.3%

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

Hydrology8 basins · 14 lakes · 50 rivers

Hydrology metrics for this exact territory

Stream length here

429,4km

Lake surface here

7,54km²

Basins crossed

8

Max stream order

5

Max drainage

21 550km²

Discharge in basins

94,6m³/s

Mean precip.

1 174mm/an

Mean T°

16,2°C

Moisture idx

-0,12

Max snow

1%

Mean runoff

413mm/an

Mean elev. (basins)

95m

Rivers / streams (50, ord ≥ 4)

38 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,9nW

Built-up

45,2%

Pesticides

17,5kg/km²

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

Protected areas7

IUCN V · 6IUCN IV · 1

McBee

IUCN V

Wildlife Management Area · 1993

5 km²

Complete list

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