Ontologia

Commune · FRA

Bourdic

France

CsaTemperate, dry summer, hot summer(100 %)

Species observed

1 023

Observations

20 858

Area

6,9km²

Ecological tissue

Sample of 46 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 Bourdic : 43 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) + 3 bulles famille, 80 interactions GloBI documentées sur 5 types (connectance 7.7%, filtre Serrano α=0.2). Les 3 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
46
Interactions affichées
80
Connectance
0.077
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

1 023 distinct species · 20 858 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

20 860 obs · 1 cellules
Obs. / cellule
≥ 20 860
20 860–20 859
20 860–20 859
20 860–20 859
< 20 860

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

Climate

Mean T°

14,7°C

Annual rain

803mm

Warmest m°

30,6°C

Coldest m°

1,7°C

Elevation: 84 m on average (min 69 m, max 116 m)

Bioclimatic detailsExpert
Annual mean temp.
14,7°C
Annual rain
803mm
Warmest month
30,6°C
Coldest month
1,7°C
Mean alt.
84m
Min
69m
Max
116m
Std. dev.
7m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, 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

7,6

Org. C

31,8g/kg

Clay

25,0%

Sand

35,4%

Silt

39,6%

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

Dominant lithology: scGLiMaggregated to Gard

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,5
Org. C
49,7g/kg
Clay
24,7%
Sand
35,5%
Silt
39,7%
5–15 cm
pH H₂O
7,6
Org. C
23,9g/kg
Clay
23,4%
Sand
35,7%
Silt
40,9%
15–30 cm
pH H₂O
7,6
Org. C
21,9g/kg
Clay
27,0%
Sand
35,0%
Silt
38,1%

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

Land cover

Forest7.5%
Crops49.2%
Built-up1.0%
Bare soil3.5%
Other (grassland, water…)38.8%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

3,7km

Basins crossed

1

Max stream order

2

Max drainage

1 993km²

Discharge in basins

0,1m³/s

Mean precip.

751mm/an

Mean T°

12,4°C

Moisture idx

-0,23

Max snow

6%

Mean runoff

537mm/an

Mean elev. (basins)

301m

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

1,2nW

Built-up

102,4%

Pesticides

41,5kg/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.