Ontologia

Commune · FRA

Champlan

France

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

Species observed

4 539

Observations

258 176

Area

3,5km²

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

4 539 distinct species · 258 176 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

258 176 obs · 3 cellules
Obs. / cellule
≥ 102 279
102 279–102 278
102 279–102 278
99 393–102 278
< 99 393

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

Climate

Mean T°

11,2°C

Annual rain

672mm

Warmest m°

23,6°C

Coldest m°

1,1°C

Elevation: 77 m on average (min 60 m, max 87 m)

Bioclimatic detailsExpert
Annual mean temp.
11,2°C
Annual rain
672mm
Warmest month
23,6°C
Coldest month
1,1°C
Mean alt.
77m
Min
60m
Max
87m
Std. dev.
5m
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

5,8

Org. C

41,8g/kg

Clay

24,4%

Sand

22,1%

Silt

53,5%

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

Dominant lithology: suGLiMaggregated to Essonne

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
75,0g/kg
Clay
22,4%
Sand
22,9%
Silt
54,7%
5–15 cm
pH H₂O
5,9
Org. C
28,7g/kg
Clay
24,1%
Sand
21,7%
Silt
54,2%
15–30 cm
pH H₂O
5,9
Org. C
21,7g/kg
Clay
26,8%
Sand
21,6%
Silt
51,7%

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

Land cover

Forest8.6%
Crops22.7%
Built-up7.9%
Bare soil0.6%
Other (grassland, water…)60.2%

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

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

2,3km

Basins crossed

2

Max stream order

2

Max drainage

44 526km²

Discharge in basins

0,4m³/s

Mean precip.

645mm/an

Mean T°

10,7°C

Moisture idx

-0,21

Max snow

5%

Mean runoff

196mm/an

Mean elev. (basins)

115m

Watersheds crossing here

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

Human pressure

Pop. density

4hab/km²

Night light

14,8nW

Built-up

786,7%

Pesticides

30,9kg/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.