Ontologia

Commune · FRA

Saint-André-d'Olérargues

France

CfaTemperate, no dry season, hot summer(73 %)

Species observed

1 027

Observations

9 486

Area

10km²

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 Saint-André-d'Olérargues : 28 espèces + 6 bulles famille, 66 interactions GloBI documentées sur 3 types (connectance 11.8%, filtre Serrano α=0.2). Les 6 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
34
Interactions affichées
66
Connectance
0.118
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

1 027 distinct species · 9 486 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

9 487 obs · 1 cellules
Obs. / cellule
≥ 9 487
9 487–9 486
9 487–9 486
9 487–9 486
< 9 487

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

Climate

Mean T°

14,1°C

Annual rain

911mm

Warmest m°

29,5°C

Coldest m°

1,3°C

Elevation: 177 m on average (min 122 m, max 224 m)

Bioclimatic detailsExpert
Annual mean temp.
14,1°C
Annual rain
911mm
Warmest month
29,5°C
Coldest month
1,3°C
Mean alt.
177m
Min
122m
Max
224m
Std. dev.
31m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(73 %)Temperate

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

6,8

Org. C

37,1g/kg

Clay

27,4%

Sand

30,3%

Silt

42,2%

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
6,8
Org. C
63,3g/kg
Clay
26,7%
Sand
31,0%
Silt
42,3%
5–15 cm
pH H₂O
6,9
Org. C
26,7g/kg
Clay
26,5%
Sand
30,4%
Silt
43,1%
15–30 cm
pH H₂O
6,9
Org. C
21,2g/kg
Clay
29,1%
Sand
29,6%
Silt
41,2%

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

Land cover

Forest44.2%
Crops23.5%
Built-up0.7%
Bare soil2.0%
Other (grassland, water…)29.5%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

1,3km

Basins crossed

1

Max stream order

1

Max drainage

1 357km²

Discharge in basins

0,2m³/s

Mean precip.

767mm/an

Mean T°

12,2°C

Moisture idx

-0,20

Max snow

6%

Mean runoff

486mm/an

Mean elev. (basins)

303m

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

74,0%

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.