Ontologia

Commune · CHE

Donat

Switzerland

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

Species observed

1 952

Observations

16 880

Area

5,3km²

Ecological tissue

Sample of 27 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 Donat : 17 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 74 interactions GloBI sur 5 types (connectance 17.0%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
30
Interactions affichées
74
Connectance
0.170
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

1 952 distinct species · 16 880 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

16 880 obs · 1 cellules
Obs. / cellule
≥ 16 880
16 880–16 879
16 880–16 879
16 880–16 879
< 16 880

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

Climate

Mean T°

5,5°C

Annual rain

1 309mm

Warmest m°

20,0°C

Coldest m°

-10,0°C

Elevation: 1 253 m on average (min 1 047 m, max 1 789 m)

Bioclimatic detailsExpert
Annual mean temp.
5,5°C
Annual rain
1 309mm
Warmest month
20,0°C
Coldest month
-10,0°C
Mean alt.
1 253m
Min
1 047m
Max
1 789m
Std. dev.
164m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(100 %)Cold

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

Soil & lithology

pH H₂O

5,5

Org. C

64,8g/kg

Clay

18,7%

Sand

44,5%

Silt

36,7%

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

Dominant lithology: scGLiMaggregated to Hinterrhein

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,5
Org. C
97,9g/kg
Clay
20,3%
Sand
43,6%
Silt
36,0%
5–15 cm
pH H₂O
5,6
Org. C
57,0g/kg
Clay
18,6%
Sand
44,3%
Silt
36,9%
15–30 cm
pH H₂O
5,6
Org. C
39,6g/kg
Clay
17,3%
Sand
45,7%
Silt
37,0%

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

Land cover

Forest28.2%
Crops7.4%
Built-up0.7%
Bare soil3.1%
Other (grassland, water…)60.6%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

0,7km

Basins crossed

1

Max stream order

3

Max drainage

1 681km²

Discharge in basins

0,2m³/s

Mean precip.

1 402mm/an

Mean T°

1,3°C

Moisture idx

0,65

Max snow

49%

Mean runoff

1 060mm/an

Mean elev. (basins)

2 068m

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

0,3nW

Built-up

72,6%

Pesticides

1,4kg/km²

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

Protected areas10

IUCN IV · 10

Platta

IUCN IV

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

1 km²

Chantatsch

IUCN IV

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

0 km²

Casti

IUCN IV

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

0 km²

Rofna

IUCN IV

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

0 km²

Scarvens

IUCN IV

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

0 km²

Valleglia

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