Ontologia

Department · FRA

Vienne

France

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

Species observed

7 992

Observations

1 388 874

Area

7 037,6km²

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

7 992 distinct species · 1 388 874 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 388 874 obs · 209 cellules
Obs. / cellule
≥ 47 820
14 252–47 819
6 340–14 251
4 080–6 339
< 4 080

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

Climate

Mean T°

12,0°C

Annual rain

785mm

Warmest m°

24,6°C

Coldest m°

2,0°C

Elevation: 123 m on average (min 34 m, max 226 m)

Bioclimatic detailsExpert
Annual mean temp.
12,0°C
Annual rain
785mm
Warmest month
24,6°C
Coldest month
2,0°C
Mean alt.
123m
Min
34m
Max
226m
Std. dev.
32m
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

6,7

Org. C

28,1g/kg

Clay

23,0%

Sand

36,0%

Silt

41,0%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,5
Org. C
47,6g/kg
Clay
22,1%
Sand
36,7%
Silt
41,1%
5–15 cm
pH H₂O
6,7
Org. C
20,8g/kg
Clay
23,0%
Sand
35,2%
Silt
41,8%
15–30 cm
pH H₂O
6,7
Org. C
16,0g/kg
Clay
24,0%
Sand
35,9%
Silt
40,1%

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

Land cover

Forest15.4%
Crops62.3%
Built-up0.9%
Bare soil0.8%
Other (grassland, water…)20.8%

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

Hydrology22 basins · 19 lakes · 89 rivers

Hydrology metrics for this exact territory

Stream length here

1 489,3km

Lake surface here

4,28km²

Basins crossed

22

Max stream order

5

Max drainage

81 075km²

Discharge in basins

494,6m³/s

Mean precip.

783mm/an

Mean T°

11,3°C

Moisture idx

-0,12

Max snow

6%

Mean runoff

312mm/an

Mean elev. (basins)

143m

Watersheds crossing here

13 more basins

Lakes (19, top by area)

10 more lakes

Rivers / streams (89, ord ≥ 4)

77 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,2nW

Built-up

86,5%

Pesticides

43,6kg/km²

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

Protected areas100

IUCN IV · 75IUCN Not Reported · 23IUCN V · 2

Brenne

IUCN V

Regional Nature Park · 1989

1 832 km²

Complete list

+ 40 protected areas (top 60 shown)

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN

Sub-administrations200

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.