Ontologia

Commune · FRA

Vernas

France

CfaTemperate, no dry season, hot summer(82 %)

Species observed

1 060

Observations

10 129

Area

5,8km²

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

1 060 distinct species · 10 129 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

10 144 obs · 6 cellules · 18112025
Obs. / cellule
≥ 8 961
8 961–8 960
854–8 960
169–853
< 169

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

Climate

Mean T°

12,2°C

Annual rain

1 021mm

Warmest m°

26,2°C

Coldest m°

-0,8°C

Elevation: 236 m on average (min 197 m, max 386 m)

Bioclimatic detailsExpert
Annual mean temp.
12,2°C
Annual rain
1 021mm
Warmest month
26,2°C
Coldest month
-0,8°C
Mean alt.
236m
Min
197m
Max
386m
Std. dev.
50m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(82 %)Temperate

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

Soil & lithology

pH H₂O

6,9

Org. C

35,5g/kg

Clay

23,1%

Sand

32,1%

Silt

44,8%

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

Dominant lithology: scGLiMaggregated to Isère

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,8
Org. C
61,2g/kg
Clay
21,4%
Sand
32,4%
Silt
46,2%
5–15 cm
pH H₂O
6,9
Org. C
23,1g/kg
Clay
21,2%
Sand
31,8%
Silt
47,0%
15–30 cm
pH H₂O
6,9
Org. C
22,1g/kg
Clay
26,8%
Sand
31,9%
Silt
41,2%

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

Land cover

Forest20.9%
Crops53.4%
Built-up0.5%
Bare soil1.2%
Other (grassland, water…)24.1%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

0,4km

Basins crossed

1

Max stream order

5

Max drainage

15 525km²

Discharge in basins

3,1m³/s

Mean precip.

913mm/an

Mean T°

10,7°C

Moisture idx

0,00

Max snow

5%

Mean runoff

587mm/an

Mean elev. (basins)

345m

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

1,0nW

Built-up

52,2%

Pesticides

43,4kg/km²

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

Protected areas1

IUCN Not Reported · 1

L'Isle Crémieu

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2014

137 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.