Ontologia

Commune · FRA

Arzay

France

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

Species observed

1 556

Observations

14 231

Area

9,5km²

Ecological tissue

Sample of 43 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 Arzay : 39 espèces + 4 bulles famille, 112 interactions GloBI documentées sur 5 types (connectance 12.4%, filtre Serrano α=0.2). Les 4 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
43
Interactions affichées
112
Connectance
0.124
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

1 556 distinct species · 14 231 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

14 231 obs · 1 cellules
Obs. / cellule
≥ 14 231
14 231–14 230
14 231–14 230
14 231–14 230
< 14 231

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

Climate

Mean T°

11,0°C

Annual rain

1 049mm

Warmest m°

24,7°C

Coldest m°

-1,7°C

Elevation: 470 m on average (min 382 m, max 523 m)

Bioclimatic detailsExpert
Annual mean temp.
11,0°C
Annual rain
1 049mm
Warmest month
24,7°C
Coldest month
-1,7°C
Mean alt.
470m
Min
382m
Max
523m
Std. dev.
45m
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

40,2g/kg

Clay

20,3%

Sand

36,2%

Silt

43,5%

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

Dominant lithology: scGLiMaggregated to Isère

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,9
Org. C
70,6g/kg
Clay
18,6%
Sand
37,1%
Silt
44,4%
5–15 cm
pH H₂O
6,0
Org. C
30,3g/kg
Clay
18,6%
Sand
36,2%
Silt
45,1%
15–30 cm
pH H₂O
6,0
Org. C
19,6g/kg
Clay
23,6%
Sand
35,2%
Silt
41,1%

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

Land cover

Forest46.8%
Crops34.3%
Built-up0.3%
Bare soil1.0%
Other (grassland, water…)17.7%

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

Hydrology2 basins · 1 lakes · 0 rivers

Hydrology metrics for this exact territory

Lake surface here

0,13km²

Basins crossed

2

Max drainage

51 669km²

Discharge in basins

3,2m³/s

Mean precip.

909mm/an

Mean T°

10,7°C

Moisture idx

-0,01

Max snow

4%

Mean runoff

442mm/an

Mean elev. (basins)

395m

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

29,0%

Pesticides

48,4kg/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.