Commune · CHE
Preonzo
Switzerland
Species observed
2 857
Observations
20 859
Area
16,2km²
Ecological tissue
Sample of 32 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).
Indicateurs du tissu écologique
Tissu écologique de Preonzo : 18 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 148 interactions GloBI sur 6 types (connectance 26.4%, filtre Serrano α=0.2). 16 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
2 857 distinct species · 20 859 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
5,3°C
Annual rain
2 431mm
Warmest m°
19,1°C
Coldest m°
-9,5°C
Elevation: 1 344 m on average (min 267 m, max 2 044 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,3
Org. C
64,9g/kg
Clay
15,0%
Sand
54,0%
Silt
31,0%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: mtGLiMaggregated to Bellinzona
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
2,5km
Basins crossed
2
Max stream order
4
Max drainage
1 971km²
Discharge in basins
0,8m³/s
Mean precip.
1 557mm/an
Mean T°
3,3°C
Moisture idx
0,65
Max snow
36%
Mean runoff
1 363mm/an
Mean elev. (basins)
1 700m
Watersheds crossing here
Rivers / streams (3, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,5nW
Built-up
36,6%
Pesticides
49,9kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)