Ontologia

Subdivision · FRA

Alès-Sud-Est

France

CsaTemperate, dry summer, hot summer(93 %)

Species observed

1 383

Observations

12 923

Area

80,6km²

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

1 383 distinct species · 12 923 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

13 083 obs · 36 cellules · 1785–2026
Obs. / cellule
≥ 1 836
1 225–1 835
285–1 224
261–284
< 261

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

Climate

Mean T°

14,0°C

Annual rain

1 096mm

Warmest m°

29,4°C

Coldest m°

1,4°C

Elevation: 170 m on average (min 109 m, max 223 m)

Bioclimatic detailsExpert
Annual mean temp.
14,0°C
Annual rain
1 096mm
Warmest month
29,4°C
Coldest month
1,4°C
Mean alt.
170m
Min
109m
Max
223m
Std. dev.
24m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(93 %)Temperate

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

Soil & lithology

pH H₂O

7,6

Org. C

34,0g/kg

Clay

23,1%

Sand

31,3%

Silt

45,6%

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
7,5
Org. C
54,3g/kg
Clay
22,1%
Sand
32,0%
Silt
46,0%
5–15 cm
pH H₂O
7,6
Org. C
24,6g/kg
Clay
21,6%
Sand
31,1%
Silt
47,3%
15–30 cm
pH H₂O
7,6
Org. C
23,2g/kg
Clay
25,7%
Sand
30,8%
Silt
43,4%

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

Land cover

Forest16.0%
Crops33.0%
Built-up2.8%
Bare soil2.2%
Other (grassland, water…)46.0%

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

Hydrology2 basins · 0 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

21,5km

Basins crossed

2

Max stream order

3

Max drainage

1 993km²

Discharge in basins

1,4m³/s

Mean precip.

755mm/an

Mean T°

12,3°C

Moisture idx

-0,22

Max snow

6%

Mean runoff

524mm/an

Mean elev. (basins)

302m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

2,2nW

Built-up

278,8%

Pesticides

42,5kg/km²

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

Sub-administrations5

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.