Ontologia

Commune · FRA

Allègre

France

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

Species observed

1 053

Observations

9 780

Area

23,5km²

Ecological tissue

Sample of 33 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 Allègre : 27 espèces + 6 bulles famille, 57 interactions GloBI documentées sur 6 types (connectance 10.8%, filtre Serrano α=0.2). Les 6 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
33
Interactions affichées
57
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

1 053 distinct species · 9 780 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

9 984 obs · 11 cellules · 15002026
Obs. / cellule
≥ 6 844
1 327–6 843
171–1 326
138–170
< 138

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

Climate

Mean T°

8,1°C

Annual rain

1 042mm

Warmest m°

21,5°C

Coldest m°

-2,8°C

Elevation: 996 m on average (min 901 m, max 1 131 m)

Bioclimatic detailsExpert
Annual mean temp.
8,1°C
Annual rain
1 042mm
Warmest month
21,5°C
Coldest month
-2,8°C
Mean alt.
996m
Min
901m
Max
1 131m
Std. dev.
50m
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

53,3g/kg

Clay

21,6%

Sand

46,9%

Silt

31,4%

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

Dominant lithology: mtGLiMaggregated to Haute-Loire

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,9
Org. C
81,9g/kg
Clay
21,3%
Sand
47,1%
Silt
31,5%
5–15 cm
pH H₂O
5,9
Org. C
48,7g/kg
Clay
20,8%
Sand
47,4%
Silt
31,7%
15–30 cm
pH H₂O
5,9
Org. C
29,4g/kg
Clay
22,7%
Sand
46,2%
Silt
31,1%

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

Land cover

Forest51.3%
Crops18.4%
Built-up0.6%
Bare soil0.5%
Other (grassland, water…)29.2%

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

Hydrology1 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

5,4km

Basins crossed

1

Max stream order

2

Max drainage

1 972km²

Discharge in basins

0,3m³/s

Mean precip.

771mm/an

Mean T°

7,9°C

Moisture idx

-0,03

Max snow

16%

Mean runoff

394mm/an

Mean elev. (basins)

969m

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

62,1%

Pesticides

30,9kg/km²

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

Protected areas3

IUCN V · 1IUCN Not Reported · 1IUCN IV · 1

Mont Bar

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2006

0 km²

volcan du mont-bar

IUCN IV

Land acquired by a regional conservatory of natural areas · 2000

0 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.