Ontologia

Commune · FRA

Saint-Jal

France

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

Species observed

233

Observations

752

Area

26,8km²

Ecological tissue

Sample of 35 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-Jal : 31 espèces + 4 bulles famille, 81 interactions GloBI documentées sur 4 types (connectance 13.6%, filtre Serrano α=0.2). Les 4 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
35
Interactions affichées
81
Connectance
0.136
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

233 distinct species · 752 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

762 obs · 15 cellules · 1886–2023
Obs. / cellule
≥ 565
46–564
22–45
8–21
< 8

Source : GBIF — observations agrégées par hexagones 0.02° × 0.02° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

11,0°C

Annual rain

1 438mm

Warmest m°

23,6°C

Coldest m°

0,8°C

Elevation: 438 m on average (min 361 m, max 481 m)

Bioclimatic detailsExpert
Annual mean temp.
11,0°C
Annual rain
1 438mm
Warmest month
23,6°C
Coldest month
0,8°C
Mean alt.
438m
Min
361m
Max
481m
Std. dev.
24m
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

50,2g/kg

Clay

23,4%

Sand

41,8%

Silt

34,8%

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

Dominant lithology: mtGLiMaggregated to Corrèze

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
91,4g/kg
Clay
23,4%
Sand
41,9%
Silt
34,7%
5–15 cm
pH H₂O
5,9
Org. C
34,1g/kg
Clay
23,1%
Sand
42,3%
Silt
34,6%
15–30 cm
pH H₂O
5,9
Org. C
25,1g/kg
Clay
23,6%
Sand
41,2%
Silt
35,2%

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

Land cover

Forest30.4%
Crops32.9%
Built-up0.5%
Bare soil0.1%
Other (grassland, water…)36.0%

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

Hydrology2 basins · 1 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

3,6km

Lake surface here

0,03km²

Basins crossed

2

Max stream order

2

Max drainage

997km²

Discharge in basins

1,0m³/s

Mean precip.

961mm/an

Mean T°

10,1°C

Moisture idx

0,06

Max snow

7%

Mean runoff

574mm/an

Mean elev. (basins)

531m

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

Night light

0,0nW

Built-up

51,9%

Pesticides

0,7kg/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.