Ontologia

Commune · FRA

Saint-Julien-le-Châtel

France

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

Species observed

417

Observations

1 592

Area

16km²

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 Saint-Julien-le-Châtel : 29 espèces + 5 bulles famille, 79 interactions GloBI documentées sur 3 types (connectance 14.1%, filtre Serrano α=0.2). Les 5 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
34
Interactions affichées
79
Connectance
0.141
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

417 distinct species · 1 592 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 592 obs · 1 cellules
Obs. / cellule
≥ 1 592
1 592–1 591
1 592–1 591
1 592–1 591
< 1 592

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

Climate

Mean T°

10,7°C

Annual rain

889mm

Warmest m°

23,2°C

Coldest m°

0,7°C

Elevation: 440 m on average (min 399 m, max 468 m)

Bioclimatic detailsExpert
Annual mean temp.
10,7°C
Annual rain
889mm
Warmest month
23,2°C
Coldest month
0,7°C
Mean alt.
440m
Min
399m
Max
468m
Std. dev.
20m
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

5,9

Org. C

37,5g/kg

Clay

17,9%

Sand

51,5%

Silt

30,6%

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

Dominant lithology: paGLiMaggregated to Creuse

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,9
Org. C
56,0g/kg
Clay
17,4%
Sand
52,8%
Silt
29,8%
5–15 cm
pH H₂O
5,9
Org. C
32,4g/kg
Clay
17,1%
Sand
53,3%
Silt
29,6%
15–30 cm
pH H₂O
6,0
Org. C
24,1g/kg
Clay
19,3%
Sand
48,4%
Silt
32,3%

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

Land cover

Forest17.4%
Crops47.3%
Built-up0.3%
Bare soil0.8%
Other (grassland, water…)34.2%

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

Hydrology2 basins · 1 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

7,4km

Lake surface here

0,25km²

Basins crossed

2

Max stream order

2

Max drainage

435km²

Discharge in basins

0,2m³/s

Mean precip.

826mm/an

Mean T°

9,9°C

Moisture idx

-0,05

Max snow

6%

Mean runoff

322mm/an

Mean elev. (basins)

466m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

0hab/km²

Built-up

31,2%

Pesticides

23,7kg/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.