Ontologia

Commune · CHE

Herisau

Switzerland

DfbCold, no dry season, warm summer(77 %)

Species observed

1 474

Observations

12 111

Area

25,5km²

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 Herisau : 18 espèces reliées par 117 interactions GloBI sur 7 types (connectance 20.9%, filtre Serrano α=0.2). 16 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
117
Connectance
0.209
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

1 474 distinct species · 12 111 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

12 111 obs · 1 cellules
Obs. / cellule
≥ 12 111
12 111–12 110
12 111–12 110
12 111–12 110
< 12 111

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

Climate

Mean T°

7,8°C

Annual rain

1 630mm

Warmest m°

20,7°C

Coldest m°

-5,5°C

Elevation: 791 m on average (min 629 m, max 901 m)

Bioclimatic detailsExpert
Annual mean temp.
7,8°C
Annual rain
1 630mm
Warmest month
20,7°C
Coldest month
-5,5°C
Mean alt.
791m
Min
629m
Max
901m
Std. dev.
47m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(77 %)Cold

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

Soil & lithology

pH H₂O

6,2

Org. C

57,7g/kg

Clay

26,1%

Sand

38,3%

Silt

35,6%

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

Dominant lithology: smGLiMaggregated to Appenzell Ausserrhoden

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,1
Org. C
89,9g/kg
Clay
26,4%
Sand
38,8%
Silt
34,9%
5–15 cm
pH H₂O
6,2
Org. C
46,4g/kg
Clay
25,6%
Sand
38,3%
Silt
36,0%
15–30 cm
pH H₂O
6,3
Org. C
36,9g/kg
Clay
26,3%
Sand
37,8%
Silt
35,9%

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

Land cover

Forest27.9%
Crops22.4%
Built-up2.9%
Bare soil0.8%
Other (grassland, water…)46.0%

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

Hydrology1 basins · 0 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

8,1km

Basins crossed

1

Max stream order

4

Max drainage

1 758km²

Discharge in basins

0,9m³/s

Mean precip.

1 148mm/an

Mean T°

7,7°C

Moisture idx

0,35

Max snow

23%

Mean runoff

1 103mm/an

Mean elev. (basins)

767m

Watersheds crossing here

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

Human pressure

Pop. density

3hab/km²

Night light

2,8nW

Built-up

293,3%

Pesticides

56,8kg/km²

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

Protected areas6

IUCN Not Assigned · 4IUCN IV · 2

Wattbach

IUCN Not Assigned

Forest Reserves · 2023

1 km²

Saumweiher

IUCN IV

Federal Inventory of Amphibian Spawning Areas of National Importance · 2017

0 km²

Wissenbachschlucht

IUCN IV

Federal Inventory of Amphibian Spawning Areas of National Importance · 2001

0 km²

Saumweiher

IUCN Not Assigned

Private Nature Reserves · 2018

0 km²

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