Ontologia

Commune · CHE

Alpnach

Switzerland

DfcCold, no dry season, cold summer(36 %)

Species observed

4 182

Observations

42 864

Area

53km²

Ecological tissue

Sample of 51 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 Alpnach : 37 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 106 interactions GloBI sur 5 types (connectance 8.0%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
52
Interactions affichées
106
Connectance
0.080
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

4 182 distinct species · 42 864 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

42 864 obs · 2 cellules
Obs. / cellule
≥ 35 052
35 052–35 051
35 052–35 051
35 052–35 051
< 35 052

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 917mm

Warmest m°

18,8°C

Coldest m°

-6,0°C

Elevation: 1 121 m on average (min 448 m, max 1 765 m)

Bioclimatic detailsExpert
Annual mean temp.
6,4°C
Annual rain
1 917mm
Warmest month
18,8°C
Coldest month
-6,0°C
Mean alt.
1 121m
Min
448m
Max
1 765m
Std. dev.
415m
Köppen-Geiger (dominant)
DfcCold, no dry season, cold summer(36 %)Cold

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

Soil & lithology

pH H₂O

5,6

Org. C

73,4g/kg

Clay

27,4%

Sand

35,2%

Silt

37,4%

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

Dominant lithology: scGLiMaggregated to Obwalden

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,5
Org. C
105,5g/kg
Clay
27,3%
Sand
35,2%
Silt
37,6%
5–15 cm
pH H₂O
5,6
Org. C
72,5g/kg
Clay
27,4%
Sand
35,3%
Silt
37,4%
15–30 cm
pH H₂O
5,6
Org. C
42,2g/kg
Clay
27,5%
Sand
35,2%
Silt
37,4%

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

Land cover

Forest43.2%
Crops10.0%
Built-up0.7%
Bare soil1.9%
Other (grassland, water…)44.2%

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

Hydrology2 basins · 1 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

20,5km

Lake surface here

0,67km²

Basins crossed

2

Max stream order

3

Max drainage

473km²

Discharge in basins

2,2m³/s

Mean precip.

1 394mm/an

Mean T°

5,9°C

Moisture idx

0,53

Max snow

32%

Mean runoff

1 199mm/an

Mean elev. (basins)

1 123m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

0,4nW

Built-up

69,6%

Pesticides

49,8kg/km²

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

Protected areas37

IUCN IV · 24IUCN Ia · 8IUCN Not Assigned · 5

Städerried

IUCN IV

Federal Inventory of Alluvial Zones of National Importance · 1992

0 km²

Tiergarten

IUCN Not Assigned

Forest Reserves · 2023

0 km²

Längenfeldmoos

IUCN IV

Federal Inventory of Fenlands of National Importance · 1996

0 km²

Riedboden

IUCN IV

Federal Inventory of Fenlands of National Importance · 1994

0 km²

Complete list

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