Ontologia

Commune · FRA

Oulches

France

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

Species observed

2 162

Observations

22 505

Area

43,2km²

Ecological tissue

Sample of 51 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 Oulches : 41 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 122 interactions GloBI sur 5 types (connectance 9.6%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
51
Interactions affichées
122
Connectance
0.096
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

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

Species present

2 162 distinct species · 22 505 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

22 505 obs · 1 cellules
Obs. / cellule
≥ 22 505
22 505–22 504
22 505–22 504
22 505–22 504
< 22 505

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

830mm

Warmest m°

24,8°C

Coldest m°

2,0°C

Elevation: 137 m on average (min 110 m, max 160 m)

Bioclimatic detailsExpert
Annual mean temp.
12,1°C
Annual rain
830mm
Warmest month
24,8°C
Coldest month
2,0°C
Mean alt.
137m
Min
110m
Max
160m
Std. dev.
12m
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

34,1g/kg

Clay

18,4%

Sand

45,1%

Silt

36,5%

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
6,2
Org. C
62,3g/kg
Clay
18,7%
Sand
45,2%
Silt
36,1%
5–15 cm
pH H₂O
6,3
Org. C
23,4g/kg
Clay
16,6%
Sand
46,3%
Silt
37,2%
15–30 cm
pH H₂O
6,3
Org. C
16,6g/kg
Clay
19,9%
Sand
43,9%
Silt
36,2%

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

Land cover

Forest34.5%
Crops43.4%
Built-up0.2%
Bare soil0.3%
Other (grassland, water…)21.6%

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

Hydrology1 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

12,3km

Basins crossed

1

Max stream order

4

Max drainage

3 905km²

Discharge in basins

2,3m³/s

Mean precip.

763mm/an

Mean T°

11,4°C

Moisture idx

-0,14

Max snow

4%

Mean runoff

248mm/an

Mean elev. (basins)

120m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

21,5%

Pesticides

45,3kg/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

La Brenne

IUCN Not Reported

Wetland of International Importance (Ramsar Site) · 1991

1 387 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.