Ontologia

Commune · FRA

Vergt-de-Biron

France

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

Species observed

923

Observations

4 796

Area

16,7km²

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 Vergt-de-Biron : 28 espèces + 6 bulles famille, 60 interactions GloBI documentées sur 3 types (connectance 10.7%, filtre Serrano α=0.2). Les 6 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
34
Interactions affichées
60
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

923 distinct species · 4 796 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

4 796 obs · 1 cellules
Obs. / cellule
≥ 4 796
4 796–4 795
4 796–4 795
4 796–4 795
< 4 796

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

Climate

Mean T°

13,1°C

Annual rain

888mm

Warmest m°

26,1°C

Coldest m°

2,1°C

Elevation: 162 m on average (min 122 m, max 212 m)

Bioclimatic detailsExpert
Annual mean temp.
13,1°C
Annual rain
888mm
Warmest month
26,1°C
Coldest month
2,1°C
Mean alt.
162m
Min
122m
Max
212m
Std. dev.
16m
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

6,9

Org. C

32,6g/kg

Clay

34,5%

Sand

23,2%

Silt

42,2%

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

Dominant lithology: smGLiMaggregated to Dordogne

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,9
Org. C
56,8g/kg
Clay
33,8%
Sand
23,2%
Silt
43,0%
5–15 cm
pH H₂O
6,9
Org. C
23,4g/kg
Clay
34,1%
Sand
22,5%
Silt
43,3%
15–30 cm
pH H₂O
7,0
Org. C
17,4g/kg
Clay
35,7%
Sand
23,9%
Silt
40,4%

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

Land cover

Forest46.2%
Crops23.9%
Built-up0.4%
Bare soil0.6%
Other (grassland, water…)29.0%

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

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

2,6km

Basins crossed

2

Max stream order

1

Max drainage

1 340km²

Discharge in basins

0,2m³/s

Mean precip.

832mm/an

Mean T°

12,4°C

Moisture idx

-0,16

Max snow

2%

Mean runoff

395mm/an

Mean elev. (basins)

117m

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

0,1nW

Built-up

37,6%

Pesticides

43,4kg/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.