Ontologia

Commune · FRA

Virigneux

France

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

Species observed

744

Observations

3 388

Area

12,3km²

Ecological tissue

Graphe en cours d’indexation

Calcul du tissu écologique de cette entité.

Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 2s).

Species present

744 distinct species · 3 388 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 388 obs · 1 cellules
Obs. / cellule
≥ 3 388
3 388–3 387
3 388–3 387
3 388–3 387
< 3 388

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

Climate

Mean T°

10,6°C

Annual rain

894mm

Warmest m°

24,2°C

Coldest m°

-1,4°C

Elevation: 537 m on average (min 491 m, max 588 m)

Bioclimatic detailsExpert
Annual mean temp.
10,6°C
Annual rain
894mm
Warmest month
24,2°C
Coldest month
-1,4°C
Mean alt.
537m
Min
491m
Max
588m
Std. dev.
26m
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

36,1g/kg

Clay

20,2%

Sand

48,9%

Silt

30,9%

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

Dominant lithology: paGLiMaggregated to Loire

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,0
Org. C
59,0g/kg
Clay
20,1%
Sand
49,3%
Silt
30,6%
5–15 cm
pH H₂O
6,1
Org. C
30,4g/kg
Clay
19,5%
Sand
49,7%
Silt
30,8%
15–30 cm
pH H₂O
6,1
Org. C
18,9g/kg
Clay
21,0%
Sand
47,7%
Silt
31,2%

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

Land cover

Forest22.5%
Crops41.8%
Built-up0.7%
Bare soil1.0%
Other (grassland, water…)34.0%

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

Hydrology1 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

7,4km

Basins crossed

1

Max stream order

2

Max drainage

5 113km²

Discharge in basins

0,3m³/s

Mean precip.

784mm/an

Mean T°

9,5°C

Moisture idx

-0,08

Max snow

8%

Mean runoff

296mm/an

Mean elev. (basins)

620m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,3nW

Built-up

69,1%

Pesticides

44,8kg/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.