Ontologia

Commune · CHE

Holziken

Switzerland

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

Species observed

1 416

Observations

11 378

Area

2,9km²

Ecological tissue

Sample of 30 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 Holziken : 11 espèces reliées par 159 interactions GloBI sur 5 types (connectance 32.1%, filtre Serrano α=0.2). 21 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
32
Interactions affichées
159
Connectance
0.321
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

1 416 distinct species · 11 378 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

11 378 obs · 1 cellules
Obs. / cellule
≥ 11 378
11 378–11 377
11 378–11 377
11 378–11 377
< 11 378

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

Climate

Mean T°

10,0°C

Annual rain

1 154mm

Warmest m°

23,3°C

Coldest m°

-2,6°C

Elevation: 451 m on average (min 425 m, max 486 m)

Bioclimatic detailsExpert
Annual mean temp.
10,0°C
Annual rain
1 154mm
Warmest month
23,3°C
Coldest month
-2,6°C
Mean alt.
451m
Min
425m
Max
486m
Std. dev.
15m
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

6,2

Clay

24,1%

Sand

36,2%

Silt

39,7%

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

Dominant lithology: suGLiMaggregated to Kulm

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,1
Clay
24,0%
Sand
35,9%
Silt
40,1%
5–15 cm
pH H₂O
6,2
Clay
23,8%
Sand
36,1%
Silt
40,1%
15–30 cm
pH H₂O
6,2
Clay
24,4%
Sand
36,6%
Silt
39,0%

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

Land cover

Forest33.8%
Crops29.5%
Built-up3.0%
Bare soil1.1%
Other (grassland, water…)32.7%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

2,2km

Basins crossed

1

Max stream order

1

Max drainage

372km²

Discharge in basins

0,1m³/s

Mean precip.

1 112mm/an

Mean T°

8,5°C

Moisture idx

0,33

Max snow

18%

Mean runoff

850mm/an

Mean elev. (basins)

582m

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

3,0nW

Built-up

297,3%

Pesticides

26,7kg/km²

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

Protected areas3

IUCN IV · 2IUCN Not Assigned · 1

Graströchni Hard

IUCN IV

Federal Inventory of Amphibian Spawning Areas of National Importance · 2001

0 km²

Am Schöftler

IUCN IV

Federal Inventory of Amphibian Spawning Areas of National Importance · 2001

0 km²

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