Ontologia

Commune · FRA

Chalonnes-sur-Loire

France

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

Species observed

932

Observations

11 029

Area

38,5km²

Ecological tissue

Sample of 34 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 Chalonnes-sur-Loire : 28 espèces + 6 bulles famille, 77 interactions GloBI documentées sur 4 types (connectance 13.7%, filtre Serrano α=0.2). Les 6 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
34
Interactions affichées
77
Connectance
0.137
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

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

Species present

932 distinct species · 11 029 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

11 031 obs · 1 cellules
Obs. / cellule
≥ 11 031
11 031–11 030
11 031–11 030
11 031–11 030
< 11 031

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

684mm

Warmest m°

24,1°C

Coldest m°

2,3°C

Elevation: 43 m on average (min 12 m, max 96 m)

Bioclimatic detailsExpert
Annual mean temp.
12,0°C
Annual rain
684mm
Warmest month
24,1°C
Coldest month
2,3°C
Mean alt.
43m
Min
12m
Max
96m
Std. dev.
27m
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

6,3

Org. C

30,0g/kg

Clay

20,1%

Sand

36,6%

Silt

43,2%

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
6,2
Org. C
49,3g/kg
Clay
18,9%
Sand
37,4%
Silt
43,7%
5–15 cm
pH H₂O
6,3
Org. C
23,1g/kg
Clay
20,6%
Sand
35,9%
Silt
43,5%
15–30 cm
pH H₂O
6,3
Org. C
17,5g/kg
Clay
20,8%
Sand
36,6%
Silt
42,6%

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

Land cover

Forest17.3%
Crops44.9%
Built-up1.9%
Bare soil1.1%
Other (grassland, water…)34.8%

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

Hydrology3 basins · 1 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

18,3km

Lake surface here

0,22km²

Basins crossed

3

Max stream order

7

Max drainage

111 742km²

Discharge in basins

32,4m³/s

Mean precip.

708mm/an

Mean T°

11,4°C

Moisture idx

-0,17

Max snow

5%

Mean runoff

314mm/an

Mean elev. (basins)

74m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

0,4nW

Built-up

189,2%

Pesticides

44,1kg/km²

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

Protected areas7

IUCN Not Reported · 4IUCN IV · 3
Complete list

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.