Ontologia

District · CHE

Vallemaggia

Switzerland

DfcCold, no dry season, cold summer(43 %)

Species observed

9 264

Observations

332 688

Area

576,4km²

Ecological tissue

Sample of 36 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 Vallemaggia : 23 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 147 interactions GloBI sur 5 types (connectance 19.8%, filtre Serrano α=0.2). 16 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
147
Connectance
0.198
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

9 264 distinct species · 332 688 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

332 688 obs · 26 cellules
Obs. / cellule
≥ 40 801
32 734–40 800
15 441–32 733
10 301–15 440
< 10 301

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

Climate

Mean T°

2,9°C

Annual rain

2 394mm

Warmest m°

17,1°C

Coldest m°

-11,3°C

Elevation: 1 670 m on average (min 375 m, max 2 863 m)

Bioclimatic detailsExpert
Annual mean temp.
2,9°C
Annual rain
2 394mm
Warmest month
17,1°C
Coldest month
-11,3°C
Mean alt.
1 670m
Min
375m
Max
2 863m
Std. dev.
551m
Köppen-Geiger (dominant)
DfcCold, no dry season, cold summer(43 %)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

66,8g/kg

Clay

17,2%

Sand

48,8%

Silt

34,0%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,4
Org. C
102,6g/kg
Clay
17,4%
Sand
48,3%
Silt
34,3%
5–15 cm
pH H₂O
5,5
Org. C
60,7g/kg
Clay
16,9%
Sand
48,9%
Silt
34,3%
15–30 cm
pH H₂O
5,5
Org. C
37,3g/kg
Clay
17,4%
Sand
49,2%
Silt
33,4%

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

Land cover

Forest32.0%
Crops0.7%
Built-up0.1%
Bare soil12.7%
Other (grassland, water…)54.5%

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

Hydrology4 basins · 5 lakes · 35 rivers

Hydrology metrics for this exact territory

Stream length here

196,4km

Lake surface here

1,58km²

Basins crossed

4

Max stream order

4

Max drainage

1 971km²

Discharge in basins

29,2m³/s

Mean precip.

1 488mm/an

Mean T°

4,4°C

Moisture idx

0,60

Max snow

36%

Mean runoff

1 493mm/an

Mean elev. (basins)

1 516m

Watersheds crossing here

Lakes (5, top by area)

Rivers / streams (35, ord ≥ 4)

23 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

12,0%

Pesticides

41,6kg/km²

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

Protected areas30

IUCN IV · 20IUCN Not Assigned · 4IUCN Not Reported · 3IUCN Ia · 2IUCN Not Applicable · 1🌊 Marine · 1

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

Complete list

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

Sub-administrations8