Ontologia

Commune · CHE

Gränichen

Switzerland

CfbTemperate, no dry season, warm summer(100 %)

Species observed

2 209

Observations

18 677

Area

17,5km²

Ecological tissue

Sample of 26 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 Gränichen : 12 espèces reliées par 110 interactions GloBI sur 5 types (connectance 29.1%, filtre Serrano α=0.2). 16 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
28
Interactions affichées
110
Connectance
0.291
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

2 209 distinct species · 18 677 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

18 677 obs · 1 cellules
Obs. / cellule
≥ 18 677
18 677–18 676
18 677–18 676
18 677–18 676
< 18 677

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

Climate

Mean T°

9,9°C

Annual rain

1 116mm

Warmest m°

23,1°C

Coldest m°

-2,6°C

Elevation: 479 m on average (min 409 m, max 556 m)

Bioclimatic detailsExpert
Annual mean temp.
9,9°C
Annual rain
1 116mm
Warmest month
23,1°C
Coldest month
-2,6°C
Mean alt.
479m
Min
409m
Max
556m
Std. dev.
40m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(100 %)Temperate

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

Soil & lithology

pH H₂O

6,3

Org. C

51,7g/kg

Clay

22,1%

Sand

38,9%

Silt

39,0%

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

Dominant lithology: smGLiMaggregated to Aarau

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,2
Org. C
82,3g/kg
Clay
21,9%
Sand
38,6%
Silt
39,5%
5–15 cm
pH H₂O
6,3
Org. C
45,9g/kg
Clay
22,1%
Sand
38,9%
Silt
39,0%
15–30 cm
pH H₂O
6,3
Org. C
26,9g/kg
Clay
22,3%
Sand
39,1%
Silt
38,5%

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

Land cover

Forest57.4%
Crops14.1%
Built-up2.5%
Bare soil0.3%
Other (grassland, water…)25.7%

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

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

4,4km

Basins crossed

2

Max stream order

2

Max drainage

11 505km²

Discharge in basins

2,4m³/s

Mean precip.

1 109mm/an

Mean T°

8,5°C

Moisture idx

0,33

Max snow

18%

Mean runoff

848mm/an

Mean elev. (basins)

571m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

3hab/km²

Night light

2,7nW

Built-up

251,8%

Pesticides

50,1kg/km²

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

Protected areas11

IUCN Not Assigned · 10IUCN IV · 1

Surberg

IUCN Not Assigned

Forest Reserves · 2023

0 km²

Pfendel

IUCN Not Assigned

Forest Reserves · 2023

0 km²

Säurain

IUCN Not Assigned

Forest Reserves · 2023

0 km²

Dossen

IUCN Not Assigned

Forest Reserves · 2023

0 km²

Häbiger

IUCN Not Assigned

Forest Reserves · 2023

0 km²

Bergmatt

IUCN Not Assigned

Forest Reserves · 2023

0 km²

Complete list

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