Ontologia

Commune · CHE

Tujetsch

Switzerland

ETPolar, tundra(60 %)

Species observed

3 581

Observations

71 413

Area

134km²

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 Tujetsch : 13 espèces reliées par 122 interactions GloBI sur 5 types (connectance 32.3%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
28
Interactions affichées
122
Connectance
0.323
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

3 581 distinct species · 71 413 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

71 413 obs · 4 cellules
Obs. / cellule
≥ 24 187
24 187–24 186
18 750–24 186
18 750–18 749
< 18 750

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

Climate

Mean T°

-0,9°C

Annual rain

2 379mm

Warmest m°

13,3°C

Coldest m°

-15,3°C

Elevation: 2 193 m on average (min 1 421 m, max 2 962 m)

Bioclimatic detailsExpert
Annual mean temp.
-0,9°C
Annual rain
2 379mm
Warmest month
13,3°C
Coldest month
-15,3°C
Mean alt.
2 193m
Min
1 421m
Max
2 962m
Std. dev.
350m
Köppen-Geiger (dominant)
ETPolar, tundra(60 %)Polar

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

Soil & lithology

pH H₂O

5,4

Org. C

68,9g/kg

Clay

22,1%

Sand

40,4%

Silt

37,5%

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

Dominant lithology: suGLiMaggregated to Surselva

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,3
Org. C
106,7g/kg
Clay
22,9%
Sand
39,7%
Silt
37,4%
5–15 cm
pH H₂O
5,4
Org. C
60,8g/kg
Clay
21,5%
Sand
40,5%
Silt
37,9%
15–30 cm
pH H₂O
5,4
Org. C
39,4g/kg
Clay
21,9%
Sand
41,0%
Silt
37,2%

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

Land cover

Forest8.6%
Crops0.1%
Built-up0.1%
Bare soil20.1%
Other (grassland, water…)71.0%

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

Hydrology2 basins · 2 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

42,0km

Lake surface here

0,83km²

Basins crossed

2

Max stream order

3

Max drainage

1 510km²

Discharge in basins

4,9m³/s

Mean precip.

1 643mm/an

Mean T°

1,6°C

Moisture idx

0,69

Max snow

48%

Mean runoff

1 223mm/an

Mean elev. (basins)

1 950m

Watersheds crossing here

Lakes (2, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

11,3%

Pesticides

27,5kg/km²

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

Protected areas24

IUCN IV · 17IUCN Not Assigned · 7

Fellital

IUCN IV

Federal Hunting Reserves · 1992

40 km²

Stavel da Maighels

IUCN IV

Federal Inventory of Fenlands of National Importance · 1994

0 km²

Oberalppass

IUCN IV

Federal Inventory of Fenlands of National Importance · 1996

0 km²

Complete list

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