Ontologia

District · CHE

Leventina

Switzerland

DfcCold, no dry season, cold summer(40 %)

Species observed

10 577

Observations

414 065

Area

496,9km²

Ecological tissue

Sample of 25 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 Leventina : 14 espèces reliées par 136 interactions GloBI sur 5 types (connectance 29.2%, filtre Serrano α=0.2). 17 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
136
Connectance
0.292
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

10 577 distinct species · 414 065 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

414 065 obs · 30 cellules
Obs. / cellule
≥ 38 701
27 832–38 700
17 656–27 831
11 665–17 655
< 11 665

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

Climate

Mean T°

1,7°C

Annual rain

2 247mm

Warmest m°

16,0°C

Coldest m°

-12,7°C

Elevation: 1 840 m on average (min 336 m, max 2 840 m)

Bioclimatic detailsExpert
Annual mean temp.
1,7°C
Annual rain
2 247mm
Warmest month
16,0°C
Coldest month
-12,7°C
Mean alt.
1 840m
Min
336m
Max
2 840m
Std. dev.
533m
Köppen-Geiger (dominant)
DfcCold, no dry season, cold summer(40 %)Cold

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

71,1g/kg

Clay

17,6%

Sand

48,2%

Silt

34,3%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,3
Org. C
109,6g/kg
Clay
18,0%
Sand
47,4%
Silt
34,6%
5–15 cm
pH H₂O
5,4
Org. C
64,7g/kg
Clay
17,2%
Sand
48,2%
Silt
34,6%
15–30 cm
pH H₂O
5,4
Org. C
39,0g/kg
Clay
17,5%
Sand
48,9%
Silt
33,7%

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

Land cover

Forest26.7%
Crops0.7%
Built-up0.3%
Bare soil14.1%
Other (grassland, water…)58.3%

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

Hydrology7 basins · 5 lakes · 24 rivers

Hydrology metrics for this exact territory

Stream length here

158,1km

Lake surface here

1,77km²

Basins crossed

7

Max stream order

3

Max drainage

1 971km²

Discharge in basins

22,2m³/s

Mean precip.

1 572mm/an

Mean T°

3,1°C

Moisture idx

0,65

Max snow

56%

Mean runoff

1 359mm/an

Mean elev. (basins)

1 731m

Watersheds crossing here

Lakes (5, top by area)

Rivers / streams (24, ord ≥ 4)

12 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,4nW

Built-up

24,5%

Pesticides

9,5kg/km²

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

Protected areas62

IUCN IV · 45IUCN Ia · 8IUCN Not Assigned · 6IUCN Not Reported · 3

Val Formazza

IUCN Not Reported

Special Protection Area (Birds Directive) · 2007

222 km²

Alta Val Formazza

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2017

57 km²

Val Marcri

IUCN Not Assigned

Forest Reserves · 2023

15 km²

Val Piora

IUCN Not Assigned

Emerald Sites · 2009

14 km²

Val Piora

IUCN Not Reported

Emerald Network

14 km²

Complete list

+ 2 protected areas (top 60 shown)

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

Sub-administrations18