Ontologia

Commune · CHE

Vitznau

Switzerland

DfbCold, no dry season, warm summer(67 %)

Species observed

1 908

Observations

19 163

Area

8,9km²

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 Vitznau : 14 espèces reliées par 123 interactions GloBI sur 5 types (connectance 23.3%, filtre Serrano α=0.2). 19 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
123
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

1 908 distinct species · 19 163 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

19 163 obs · 1 cellules
Obs. / cellule
≥ 19 163
19 163–19 162
19 163–19 162
19 163–19 162
< 19 163

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

Climate

Mean T°

6,2°C

Annual rain

2 262mm

Warmest m°

18,6°C

Coldest m°

-6,2°C

Elevation: 1 121 m on average (min 552 m, max 1 448 m)

Bioclimatic detailsExpert
Annual mean temp.
6,2°C
Annual rain
2 262mm
Warmest month
18,6°C
Coldest month
-6,2°C
Mean alt.
1 121m
Min
552m
Max
1 448m
Std. dev.
263m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(67 %)Cold

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

Soil & lithology

pH H₂O

5,7

Org. C

75,8g/kg

Clay

27,0%

Sand

37,4%

Silt

35,6%

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

Dominant lithology: smGLiMaggregated to Luzern

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
103,3g/kg
Clay
26,9%
Sand
37,6%
Silt
35,5%
5–15 cm
pH H₂O
5,8
Org. C
83,2g/kg
Clay
27,1%
Sand
37,2%
Silt
35,6%
15–30 cm
pH H₂O
5,8
Org. C
41,1g/kg
Clay
26,9%
Sand
37,2%
Silt
35,8%

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

Land cover

Forest52.0%
Crops8.5%
Built-up0.3%
Bare soil1.5%
Other (grassland, water…)37.7%

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

Hydrology2 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

2

Max drainage

1 757km²

Discharge in basins

1,4m³/s

Mean precip.

1 441mm/an

Mean T°

5,6°C

Moisture idx

0,54

Max snow

33%

Mean runoff

1 206mm/an

Mean elev. (basins)

1 160m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

0,3nW

Built-up

28,8%

Pesticides

1,0kg/km²

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

Protected areas11

IUCN IV · 9IUCN Not Assigned · 2

Gersauer Alp

IUCN IV

Federal Inventory of Fenlands of National Importance · 1996

0 km²

Dossen

IUCN IV

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

0 km²

Dossen

IUCN IV

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

0 km²

Chriesbaumberg

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