Ontologia

Commune · FRA

Le Bourg-d'Hem

France

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

Species observed

810

Observations

3 103

Area

15,6km²

Ecological tissue

Sample of 40 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 Le Bourg-d'Hem : 29 espèces reliées par 98 interactions GloBI sur 5 types (connectance 12.6%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
40
Interactions affichées
98
Connectance
0.126
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

810 distinct species · 3 103 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 103 obs · 2 cellules
Obs. / cellule
≥ 1 796
1 796–1 795
1 796–1 795
1 796–1 795
< 1 796

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

Climate

Mean T°

11,0°C

Annual rain

879mm

Warmest m°

23,4°C

Coldest m°

1,1°C

Elevation: 358 m on average (min 305 m, max 426 m)

Bioclimatic detailsExpert
Annual mean temp.
11,0°C
Annual rain
879mm
Warmest month
23,4°C
Coldest month
1,1°C
Mean alt.
358m
Min
305m
Max
426m
Std. dev.
31m
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

6,0

Org. C

44,6g/kg

Clay

22,5%

Sand

45,1%

Silt

32,4%

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

Dominant lithology: paGLiMaggregated to Creuse

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,0
Org. C
81,2g/kg
Clay
22,3%
Sand
46,4%
Silt
31,2%
5–15 cm
pH H₂O
6,0
Org. C
32,7g/kg
Clay
21,2%
Sand
46,2%
Silt
32,6%
15–30 cm
pH H₂O
6,0
Org. C
20,0g/kg
Clay
24,1%
Sand
42,6%
Silt
33,3%

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

Land cover

Forest28.9%
Crops40.4%
Built-up0.4%
Bare soil0.3%
Other (grassland, water…)30.0%

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

Hydrology2 basins · 1 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

2,4km

Lake surface here

0,12km²

Basins crossed

2

Max stream order

4

Max drainage

1 243km²

Discharge in basins

0,2m³/s

Mean precip.

887mm/an

Mean T°

9,6°C

Moisture idx

0,03

Max snow

6%

Mean runoff

371mm/an

Mean elev. (basins)

531m

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

Human pressure

Pop. density

0hab/km²

Built-up

42,9%

Pesticides

39,4kg/km²

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

Protected areas3

IUCN IV · 2IUCN Not Reported · 1

lande des chezelles

IUCN IV

Land acquired by a regional conservatory of natural areas · 2011

0 km²

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

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.