Ontologia

Commune · FRA

Cholet

France

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

Species observed

2 108

Observations

42 287

Area

88,3km²

Ecological tissue

Sample of 32 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.

ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Cholet : 19 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 118 interactions GloBI sur 6 types (connectance 21.0%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
118
Connectance
0.210
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

2 108 distinct species · 42 287 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

42 287 obs · 6 cellules
Obs. / cellule
≥ 12 730
12 730–12 729
9 410–12 729
8 342–9 409
< 8 342

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

Climate

Mean T°

11,7°C

Annual rain

818mm

Warmest m°

23,6°C

Coldest m°

2,2°C

Elevation: 115 m on average (min 80 m, max 158 m)

Bioclimatic detailsExpert
Annual mean temp.
11,7°C
Annual rain
818mm
Warmest month
23,6°C
Coldest month
2,2°C
Mean alt.
115m
Min
80m
Max
158m
Std. dev.
18m
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

6,1

Org. C

29,7g/kg

Clay

18,6%

Sand

37,0%

Silt

44,4%

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

Dominant lithology: ssGLiMaggregated to Maine-et-Loire

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,0
Org. C
48,3g/kg
Clay
17,6%
Sand
37,7%
Silt
44,7%
5–15 cm
pH H₂O
6,1
Org. C
20,1g/kg
Clay
18,3%
Sand
35,7%
Silt
45,9%
15–30 cm
pH H₂O
6,1
Org. C
20,6g/kg
Clay
19,9%
Sand
37,4%
Silt
42,7%

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

Land cover

Forest10.6%
Crops39.4%
Built-up5.1%
Bare soil0.5%
Other (grassland, water…)44.5%

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

Hydrology2 basins · 2 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

16,6km

Lake surface here

0,50km²

Basins crossed

2

Max stream order

2

Max drainage

111 742km²

Discharge in basins

11,0m³/s

Mean precip.

756mm/an

Mean T°

11,4°C

Moisture idx

-0,09

Max snow

4%

Mean runoff

443mm/an

Mean elev. (basins)

102m

Watersheds crossing here

Lakes (2, top by area)

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

Human pressure

Pop. density

4hab/km²

Night light

3,2nW

Built-up

506,0%

Pesticides

43,6kg/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.