Ontologia

Commune · CHE

Zernez

Switzerland

ETPolar, tundra(54 %)

Species observed

4 658

Observations

100 364

Area

205,4km²

Ecological tissue

Sample of 30 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 Zernez : 18 espèces reliées par 104 interactions GloBI sur 5 types (connectance 19.7%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
104
Connectance
0.197
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

4 658 distinct species · 100 364 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

100 364 obs · 5 cellules
Obs. / cellule
≥ 36 515
36 515–36 514
17 887–36 514
16 268–17 886
< 16 268

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

Climate

Mean T°

-1,1°C

Annual rain

1 342mm

Warmest m°

13,7°C

Coldest m°

-16,9°C

Elevation: 2 239 m on average (min 1 545 m, max 2 901 m)

Bioclimatic detailsExpert
Annual mean temp.
-1,1°C
Annual rain
1 342mm
Warmest month
13,7°C
Coldest month
-16,9°C
Mean alt.
2 239m
Min
1 545m
Max
2 901m
Std. dev.
346m
Köppen-Geiger (dominant)
ETPolar, tundra(54 %)Polar

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

59,6g/kg

Clay

17,2%

Sand

47,0%

Silt

35,7%

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

Dominant lithology: mtGLiMaggregated to Inn

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
87,9g/kg
Clay
17,8%
Sand
46,1%
Silt
36,1%
5–15 cm
pH H₂O
5,9
Org. C
56,6g/kg
Clay
17,0%
Sand
46,7%
Silt
36,4%
15–30 cm
pH H₂O
5,9
Org. C
34,2g/kg
Clay
16,9%
Sand
48,4%
Silt
34,7%

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

Land cover

Forest20.7%
Crops0.1%
Built-up0.1%
Bare soil25.4%
Other (grassland, water…)53.7%

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

Hydrology3 basins · 1 lakes · 13 rivers

Hydrology metrics for this exact territory

Stream length here

64,5km

Lake surface here

0,20km²

Basins crossed

3

Max stream order

4

Max drainage

2 743km²

Discharge in basins

6,9m³/s

Mean precip.

1 251mm/an

Mean T°

-0,2°C

Moisture idx

0,64

Max snow

54%

Mean runoff

948mm/an

Mean elev. (basins)

2 338m

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

0,1nW

Built-up

6,5%

Pesticides

2,2kg/km²

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

Protected areas27

IUCN IV · 20IUCN Not Reported · 3IUCN Not Assigned · 2IUCN II · 1IUCN Ia · 1📍 Point sites · 1
Complete list

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