Ontologia

Commune · ITA

Berzano Di Tortona

Italy

CsaTemperate, dry summer, hot summer(60 %)

Species observed

224

Observations

761

Area

2,9km²

Ecological tissue

Sample of 38 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 Berzano Di Tortona : 30 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 92 interactions GloBI sur 5 types (connectance 13.1%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
92
Connectance
0.131
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

224 distinct species · 761 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

761 obs · 1 cellules
Obs. / cellule
≥ 761
761–760
761–760
761–760
< 761

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

Climate

Mean T°

13,0°C

Annual rain

1 023mm

Warmest m°

28,7°C

Coldest m°

-1,3°C

Elevation: 265 m on average (min 178 m, max 330 m)

Bioclimatic detailsExpert
Annual mean temp.
13,0°C
Annual rain
1 023mm
Warmest month
28,7°C
Coldest month
-1,3°C
Mean alt.
265m
Min
178m
Max
330m
Std. dev.
33m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(60 %)Temperate

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

Soil & lithology

pH H₂O

7,4

Org. C

27,1g/kg

Clay

35,2%

Sand

19,1%

Silt

45,7%

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

Dominant lithology: scGLiMaggregated to Alessandria

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,3
Org. C
48,2g/kg
Clay
33,8%
Sand
19,1%
Silt
47,1%
5–15 cm
pH H₂O
7,5
Org. C
17,3g/kg
Clay
35,7%
Sand
18,2%
Silt
46,1%
15–30 cm
pH H₂O
7,4
Org. C
15,9g/kg
Clay
36,1%
Sand
20,1%
Silt
43,8%

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

Land cover

Forest21.7%
Crops29.4%
Built-up0.8%
Bare soil2.8%
Other (grassland, water…)45.2%

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

Hydrology1 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

1

Max drainage

348km²

Discharge in basins

0,1m³/s

Mean precip.

1 024mm/an

Mean T°

11,3°C

Moisture idx

0,17

Max snow

6%

Mean runoff

764mm/an

Mean elev. (basins)

390m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

1,6nW

Built-up

84,1%

Pesticides

66,8kg/km²

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