Ontologia

Commune · FRA

Mérigny

France

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

Species observed

3 645

Observations

57 567

Area

31,7km²

Ecological tissue

Sample of 44 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 Mérigny : 36 espèces reliées par 117 interactions GloBI sur 5 types (connectance 10.8%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
47
Interactions affichées
117
Connectance
0.108
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

3 645 distinct species · 57 567 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

57 567 obs · 5 cellules
Obs. / cellule
≥ 17 453
17 453–17 452
14 995–17 452
11 889–14 994
< 11 889

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

Climate

Mean T°

12,1°C

Annual rain

768mm

Warmest m°

24,9°C

Coldest m°

2,0°C

Elevation: 109 m on average (min 90 m, max 124 m)

Bioclimatic detailsExpert
Annual mean temp.
12,1°C
Annual rain
768mm
Warmest month
24,9°C
Coldest month
2,0°C
Mean alt.
109m
Min
90m
Max
124m
Std. dev.
9m
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

6,6

Org. C

25,6g/kg

Clay

19,4%

Sand

39,7%

Silt

40,9%

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

Dominant lithology: scGLiMaggregated to Indre

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,4
Org. C
44,5g/kg
Clay
19,3%
Sand
40,6%
Silt
40,1%
5–15 cm
pH H₂O
6,7
Org. C
17,9g/kg
Clay
18,8%
Sand
39,7%
Silt
41,5%
15–30 cm
pH H₂O
6,6
Org. C
14,3g/kg
Clay
20,2%
Sand
38,7%
Silt
41,2%

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

Land cover

Forest19.9%
Crops57.0%
Built-up0.4%
Bare soil0.6%
Other (grassland, water…)22.0%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

10,9km

Basins crossed

1

Max stream order

4

Max drainage

3 880km²

Discharge in basins

0,3m³/s

Mean precip.

885mm/an

Mean T°

10,9°C

Moisture idx

-0,02

Max snow

4%

Mean runoff

305mm/an

Mean elev. (basins)

257m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

40,7%

Pesticides

44,3kg/km²

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

Protected areas3

IUCN Not Reported · 2IUCN V · 1

Brenne

IUCN V

Regional Nature Park · 1989

1 832 km²

Vallée de l'Anglin

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2007

6 km²

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.