Ontologia

Commune · FRA

Issigeac

France

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

Species observed

666

Observations

1 878

Area

9,4km²

Ecological tissue

Sample of 41 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 Issigeac : 36 espèces + 5 bulles famille, 102 interactions GloBI documentées sur 5 types (connectance 12.4%, filtre Serrano α=0.2). Les 5 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
41
Interactions affichées
102
Connectance
0.124
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

666 distinct species · 1 878 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 897 obs · 8 cellules · 1985–2025
Obs. / cellule
≥ 1 507
1 507–1 506
101–1 506
69–100
< 69

Source : GBIF — observations agrégées par hexagones 0.02° × 0.02° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

13,2°C

Annual rain

885mm

Warmest m°

26,2°C

Coldest m°

2,2°C

Elevation: 118 m on average (min 102 m, max 137 m)

Bioclimatic detailsExpert
Annual mean temp.
13,2°C
Annual rain
885mm
Warmest month
26,2°C
Coldest month
2,2°C
Mean alt.
118m
Min
102m
Max
137m
Std. dev.
6m
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

27,5g/kg

Clay

34,5%

Sand

26,3%

Silt

39,2%

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
7,0
Org. C
46,8g/kg
Clay
33,2%
Sand
26,1%
Silt
40,6%
5–15 cm
pH H₂O
7,1
Org. C
19,4g/kg
Clay
34,6%
Sand
26,0%
Silt
39,4%
15–30 cm
pH H₂O
7,1
Org. C
16,2g/kg
Clay
35,7%
Sand
26,8%
Silt
37,6%

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

Land cover

Forest10.3%
Crops61.5%
Built-up1.1%
Bare soil0.9%
Other (grassland, water…)26.2%

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

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

3,7km

Basins crossed

2

Max stream order

1

Max drainage

15 675km²

Discharge in basins

0,2m³/s

Mean precip.

850mm/an

Mean T°

12,4°C

Moisture idx

-0,14

Max snow

3%

Mean runoff

423mm/an

Mean elev. (basins)

99m

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

106,5%

Pesticides

44,2kg/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.