Ontologia

Commune · FRA

Saint-Angeau

France

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

Species observed

760

Observations

4 423

Area

11,5km²

Ecological tissue

Sample of 39 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 Saint-Angeau : 36 espèces + 3 bulles famille, 86 interactions GloBI documentées sur 5 types (connectance 11.6%, filtre Serrano α=0.2). Les 3 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
39
Interactions affichées
86
Connectance
0.116
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

760 distinct species · 4 423 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

4 423 obs · 1 cellules
Obs. / cellule
≥ 4 423
4 423–4 422
4 423–4 422
4 423–4 422
< 4 423

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

Climate

Mean T°

12,6°C

Annual rain

871mm

Warmest m°

25,1°C

Coldest m°

2,4°C

Elevation: 88 m on average (min 79 m, max 105 m)

Bioclimatic detailsExpert
Annual mean temp.
12,6°C
Annual rain
871mm
Warmest month
25,1°C
Coldest month
2,4°C
Mean alt.
88m
Min
79m
Max
105m
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

7,2

Org. C

28,7g/kg

Clay

30,7%

Sand

24,6%

Silt

44,8%

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

Dominant lithology: scGLiMaggregated to Charente

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,0
Org. C
45,7g/kg
Clay
29,6%
Sand
25,0%
Silt
45,4%
5–15 cm
pH H₂O
7,3
Org. C
23,4g/kg
Clay
31,2%
Sand
23,5%
Silt
45,4%
15–30 cm
pH H₂O
7,3
Org. C
17,1g/kg
Clay
31,3%
Sand
25,1%
Silt
43,6%

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

Land cover

Forest8.7%
Crops65.5%
Built-up1.1%
Bare soil1.3%
Other (grassland, water…)23.4%

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

Hydrology1 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

4,6km

Basins crossed

1

Max stream order

4

Max drainage

1 459km²

Discharge in basins

0,2m³/s

Mean precip.

929mm/an

Mean T°

11,5°C

Moisture idx

-0,01

Max snow

3%

Mean runoff

476mm/an

Mean elev. (basins)

203m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

108,7%

Pesticides

41,8kg/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.