Ontologia

Commune · CHE

St. Gallen

Switzerland

CfbTemperate, no dry season, warm summer(62 %)

Species observed

2 517

Observations

25 181

Area

39,3km²

Ecological tissue

Sample of 37 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 St. Gallen : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 109 interactions GloBI sur 5 types (connectance 14.7%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
109
Connectance
0.147
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

2 517 distinct species · 25 181 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

25 181 obs · 1 cellules
Obs. / cellule
≥ 25 181
25 181–25 180
25 181–25 180
25 181–25 180
< 25 181

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

Climate

Mean T°

8,2°C

Annual rain

1 524mm

Warmest m°

21,0°C

Coldest m°

-5,2°C

Elevation: 724 m on average (min 592 m, max 962 m)

Bioclimatic detailsExpert
Annual mean temp.
8,2°C
Annual rain
1 524mm
Warmest month
21,0°C
Coldest month
-5,2°C
Mean alt.
724m
Min
592m
Max
962m
Std. dev.
91m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(62 %)Temperate

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

Soil & lithology

pH H₂O

6,1

Org. C

54,0g/kg

Clay

25,9%

Sand

38,1%

Silt

36,0%

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

Dominant lithology: smGLiMaggregated to Sankt Gallen

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,0
Org. C
76,4g/kg
Clay
25,8%
Sand
38,3%
Silt
35,9%
5–15 cm
pH H₂O
6,0
Org. C
50,6g/kg
Clay
25,7%
Sand
38,1%
Silt
36,1%
15–30 cm
pH H₂O
6,1
Org. C
35,0g/kg
Clay
26,1%
Sand
37,9%
Silt
36,1%

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

Land cover

Forest32.0%
Crops12.3%
Built-up6.3%
Bare soil0.7%
Other (grassland, water…)48.7%

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

Hydrology3 basins · 0 lakes · 7 rivers

Hydrology metrics for this exact territory

Stream length here

13,8km

Basins crossed

3

Max stream order

4

Max drainage

10 144km²

Discharge in basins

27,4m³/s

Mean precip.

1 092mm/an

Mean T°

8,3°C

Moisture idx

0,30

Max snow

23%

Mean runoff

1 010mm/an

Mean elev. (basins)

624m

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

Human pressure

Pop. density

12hab/km²

Night light

8,1nW

Built-up

626,5%

Pesticides

56,7kg/km²

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

Protected areas7

IUCN IV · 6IUCN Not Assigned · 1

Wattbach

IUCN Not Assigned

Forest Reserves · 2023

1 km²

Waffenplatz Breitfeld

IUCN IV

Federal Inventory of Amphibian Spawning Areas of National Importance · 2001

0 km²

Goldachtobel

IUCN IV

Federal Inventory of Amphibian Spawning Areas of National Importance · 2017

0 km²

Goldachtobel

IUCN IV

Federal Inventory of Alluvial Zones of National Importance · 2003

0 km²

Wenigerweiher

IUCN IV

Federal Inventory of Amphibian Spawning Areas of National Importance · 2001

0 km²

Bildweiher

IUCN IV

Federal Inventory of Amphibian Spawning Areas of National Importance · 2001

0 km²

Complete list

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