Ontologia

Commune · FRA

Villiers-Saint-Georges

France

CfbTemperate, no dry season, warm summer(100 %)

Species observed

1 097

Observations

15 424

Area

32,9km²

Ecological tissue

Sample of 21 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 Villiers-Saint-Georges : 15 espèces reliées par 45 interactions GloBI sur 5 types (connectance 21.4%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
21
Interactions affichées
45
Connectance
0.214
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

1 097 distinct species · 15 424 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

15 424 obs · 2 cellules
Obs. / cellule
≥ 8 359
8 359–8 358
8 359–8 358
8 359–8 358
< 8 359

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

Climate

Mean T°

10,7°C

Annual rain

730mm

Warmest m°

23,4°C

Coldest m°

0,4°C

Elevation: 159 m on average (min 144 m, max 171 m)

Bioclimatic detailsExpert
Annual mean temp.
10,7°C
Annual rain
730mm
Warmest month
23,4°C
Coldest month
0,4°C
Mean alt.
159m
Min
144m
Max
171m
Std. dev.
7m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(100 %)Temperate

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

Soil & lithology

pH H₂O

7,0

Org. C

26,9g/kg

Clay

24,2%

Sand

10,9%

Silt

65,0%

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

Dominant lithology: suGLiMaggregated to Seine-et-Marne

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,9
Org. C
45,8g/kg
Clay
22,2%
Sand
11,0%
Silt
66,8%
5–15 cm
pH H₂O
7,1
Org. C
18,3g/kg
Clay
24,7%
Sand
10,3%
Silt
65,0%
15–30 cm
pH H₂O
7,0
Org. C
16,7g/kg
Clay
25,5%
Sand
11,4%
Silt
63,1%

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

Land cover

Forest2.6%
Crops91.0%
Built-up0.4%
Bare soil0.2%
Other (grassland, water…)5.7%

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

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

5,9km

Basins crossed

2

Max stream order

1

Max drainage

10 268km²

Discharge in basins

0,4m³/s

Mean precip.

647mm/an

Mean T°

10,1°C

Moisture idx

-0,22

Max snow

7%

Mean runoff

211mm/an

Mean elev. (basins)

149m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

0hab/km²

Night light

0,3nW

Built-up

44,5%

Pesticides

46,6kg/km²

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

France-specific data (Phase 2)

ZNIEFF, Natura 2000, INPN protected spaces, BNV-D pesticides, Naïades water quality, SAFRAN fine climate, BRGM lithology — Layer FR to load in Phase 2.