Ontologia

Commune · CHE

Lüen

Switzerland

DfbCold, no dry season, warm summer(40 %)

Species observed

1 832

Observations

12 447

Area

3,4km²

Ecological tissue

Sample of 29 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 Lüen : 13 espèces reliées par 164 interactions GloBI sur 5 types (connectance 23.3%, filtre Serrano α=0.2). 25 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
164
Connectance
0.233
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

1 832 distinct species · 12 447 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

12 447 obs · 1 cellules
Obs. / cellule
≥ 12 447
12 447–12 446
12 447–12 446
12 447–12 446
< 12 447

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

Climate

Mean T°

3,3°C

Annual rain

1 474mm

Warmest m°

17,6°C

Coldest m°

-12,2°C

Elevation: 1 606 m on average (min 1 033 m, max 2 075 m)

Bioclimatic detailsExpert
Annual mean temp.
3,3°C
Annual rain
1 474mm
Warmest month
17,6°C
Coldest month
-12,2°C
Mean alt.
1 606m
Min
1 033m
Max
2 075m
Std. dev.
362m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(40 %)Cold

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

59,6g/kg

Clay

22,3%

Sand

40,2%

Silt

37,5%

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

Dominant lithology: suGLiMaggregated to Plessur

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,7
Org. C
86,1g/kg
Clay
23,4%
Sand
39,5%
Silt
37,1%
5–15 cm
pH H₂O
5,8
Org. C
59,3g/kg
Clay
22,3%
Sand
40,2%
Silt
37,5%
15–30 cm
pH H₂O
5,9
Org. C
33,4g/kg
Clay
21,1%
Sand
41,0%
Silt
37,9%

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

Land cover

Forest33.0%
Crops2.2%
Built-up0.2%
Bare soil1.3%
Other (grassland, water…)63.3%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

0,4km

Basins crossed

1

Max stream order

3

Max drainage

4 871km²

Discharge in basins

0,3m³/s

Mean precip.

1 270mm/an

Mean T°

4,1°C

Moisture idx

0,51

Max snow

39%

Mean runoff

1 102mm/an

Mean elev. (basins)

1 496m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

0hab/km²

Night light

0,3nW

Built-up

21,6%

Pesticides

57,8kg/km²

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

Protected areas7

IUCN IV · 6IUCN Not Assigned · 1

Im Berg

IUCN IV

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

1 km²

Stellitobel

IUCN IV

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

0 km²

Unterm Stein

IUCN IV

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

0 km²

Bleisstein

IUCN IV

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

0 km²

Vascrestis

IUCN IV

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

0 km²

Complete list

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