Ontologia

Commune · FRA

Violay

France

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

Species observed

1 446

Observations

33 697

Area

27,8km²

Ecological tissue

Sample of 24 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 Violay : 15 espèces reliées par 88 interactions GloBI sur 6 types (connectance 25.1%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
27
Interactions affichées
88
Connectance
0.251
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

1 446 distinct species · 33 697 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

33 697 obs · 4 cellules
Obs. / cellule
≥ 15 097
15 097–15 096
10 727–15 096
10 727–10 726
< 10 727

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

Climate

Mean T°

9,3°C

Annual rain

1 029mm

Warmest m°

22,5°C

Coldest m°

-2,1°C

Elevation: 748 m on average (min 632 m, max 857 m)

Bioclimatic detailsExpert
Annual mean temp.
9,3°C
Annual rain
1 029mm
Warmest month
22,5°C
Coldest month
-2,1°C
Mean alt.
748m
Min
632m
Max
857m
Std. dev.
60m
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

5,8

Org. C

42,0g/kg

Clay

21,0%

Sand

48,2%

Silt

30,8%

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

Dominant lithology: paGLiMaggregated to Loire

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
60,9g/kg
Clay
20,2%
Sand
48,5%
Silt
31,3%
5–15 cm
pH H₂O
5,8
Org. C
40,8g/kg
Clay
20,1%
Sand
48,9%
Silt
31,0%
15–30 cm
pH H₂O
5,9
Org. C
24,4g/kg
Clay
22,5%
Sand
47,2%
Silt
30,3%

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

Land cover

Forest35.5%
Crops30.5%
Built-up0.7%
Bare soil1.1%
Other (grassland, water…)32.2%

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

Hydrology3 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

0,0km

Basins crossed

3

Max stream order

1

Max drainage

7 435km²

Discharge in basins

0,8m³/s

Mean precip.

784mm/an

Mean T°

9,7°C

Moisture idx

-0,08

Max snow

8%

Mean runoff

296mm/an

Mean elev. (basins)

557m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,8nW

Built-up

68,0%

Pesticides

44,0kg/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.