Ontologia

Commune · CHE

Tschiertschen

Switzerland

DfcCold, no dry season, cold summer(51 %)

Species observed

1 832

Observations

12 447

Area

21,4km²

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 Tschiertschen : 13 espèces reliées par 164 interactions GloBI sur 5 types (connectance 23.3%, filtre Serrano α=0.2). 25 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
164
Connectance
0.233
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

1 832 distinct species · 12 447 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

12 447 obs · 1 cellules
Obs. / cellule
≥ 12 447
12 447–12 446
12 447–12 446
12 447–12 446
< 12 447

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

Climate

Mean T°

1,1°C

Annual rain

1 638mm

Warmest m°

15,5°C

Coldest m°

-14,4°C

Elevation: 1 862 m on average (min 1 033 m, max 2 525 m)

Bioclimatic detailsExpert
Annual mean temp.
1,1°C
Annual rain
1 638mm
Warmest month
15,5°C
Coldest month
-14,4°C
Mean alt.
1 862m
Min
1 033m
Max
2 525m
Std. dev.
398m
Köppen-Geiger (dominant)
DfcCold, no dry season, cold summer(51 %)Cold

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

Soil & lithology

pH H₂O

5,8

Org. C

58,8g/kg

Clay

19,9%

Sand

42,2%

Silt

38,0%

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

Dominant lithology: suGLiMaggregated to Plessur

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,7
Org. C
83,6g/kg
Clay
20,5%
Sand
41,5%
Silt
38,0%
5–15 cm
pH H₂O
5,8
Org. C
59,3g/kg
Clay
19,9%
Sand
42,1%
Silt
38,1%
15–30 cm
pH H₂O
5,9
Org. C
33,5g/kg
Clay
19,1%
Sand
43,0%
Silt
37,9%

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

Land cover

Forest27.5%
Crops0.1%
Built-up0.1%
Bare soil6.8%
Other (grassland, water…)65.5%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

3,2km

Basins crossed

1

Max stream order

3

Max drainage

4 871km²

Discharge in basins

2,1m³/s

Mean precip.

1 270mm/an

Mean T°

4,1°C

Moisture idx

0,51

Max snow

39%

Mean runoff

1 102mm/an

Mean elev. (basins)

1 496m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

0hab/km²

Night light

0,2nW

Built-up

9,2%

Pesticides

38,1kg/km²

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

Protected areas8

IUCN Not Assigned · 7IUCN IV · 1

Schanfigg

IUCN Not Assigned

Forest Reserves · 2023

8 km²

Tewald

IUCN IV

Federal Inventory of Dry Grasslands and Pastures of National Importance · 2010

0 km²

Complete list

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