Ontologia

Commune · CHE

Arzier

Switzerland

DfbCold, no dry season, warm summer(73 %)

Species observed

3 863

Observations

77 550

Area

52,7km²

Ecological tissue

Sample of 37 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 Arzier : 25 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 82 interactions GloBI sur 5 types (connectance 12.3%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
37
Interactions affichées
82
Connectance
0.123
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

3 863 distinct species · 77 550 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

77 550 obs · 2 cellules
Obs. / cellule
≥ 46 380
46 380–46 379
46 380–46 379
46 380–46 379
< 46 380

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

Climate

Mean T°

6,4°C

Annual rain

1 752mm

Warmest m°

18,0°C

Coldest m°

-4,7°C

Elevation: 1 226 m on average (min 557 m, max 1 462 m)

Bioclimatic detailsExpert
Annual mean temp.
6,4°C
Annual rain
1 752mm
Warmest month
18,0°C
Coldest month
-4,7°C
Mean alt.
1 226m
Min
557m
Max
1 462m
Std. dev.
235m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(73 %)Cold

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

5,5

Org. C

76,8g/kg

Clay

33,1%

Sand

27,5%

Silt

39,3%

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

Dominant lithology: scGLiMaggregated to Nyon

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,4
Org. C
119,5g/kg
Clay
33,1%
Sand
27,4%
Silt
39,4%
5–15 cm
pH H₂O
5,5
Org. C
73,7g/kg
Clay
33,4%
Sand
27,3%
Silt
39,3%
15–30 cm
pH H₂O
5,5
Org. C
37,2g/kg
Clay
32,8%
Sand
27,9%
Silt
39,3%

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

Land cover

Forest53.2%
Crops14.8%
Built-up0.3%
Bare soil0.6%
Other (grassland, water…)31.0%

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

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

13,7km

Basins crossed

2

Max stream order

2

Max drainage

7 971km²

Discharge in basins

9,3m³/s

Mean precip.

1 080mm/an

Mean T°

8,4°C

Moisture idx

0,23

Max snow

20%

Mean runoff

932mm/an

Mean elev. (basins)

665m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,2nW

Built-up

33,9%

Pesticides

26,5kg/km²

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

Protected areas39

IUCN IV · 20IUCN Not Assigned · 13IUCN Ia · 4IUCN V · 1IUCN Not Reported · 1

Haut-Jura

IUCN V

Regional Nature Park · 1986

1 780 km²

Le Noirmont

IUCN IV

Federal Hunting Reserves · 1992

38 km²

Pré aux Veaux

IUCN IV

Federal Inventory of Dry Grasslands and Pastures of National Importance · 2010

1 km²

Complete list

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN