Ontologia

Commune · ITA

San Venanzo

Italy

CsaTemperate, dry summer, hot summer(69 %)

Species observed

233

Observations

619

Area

168,2km²

Ecological tissue

Sample of 39 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 San Venanzo : 32 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 93 interactions GloBI sur 6 types (connectance 12.6%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
93
Connectance
0.126
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

233 distinct species · 619 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

619 obs · 4 cellules
Obs. / cellule
≥ 273
273–272
161–272
161–160
< 161

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

Climate

Mean T°

12,9°C

Annual rain

965mm

Warmest m°

28,6°C

Coldest m°

0,3°C

Elevation: 446 m on average (min 186 m, max 721 m)

Bioclimatic detailsExpert
Annual mean temp.
12,9°C
Annual rain
965mm
Warmest month
28,6°C
Coldest month
0,3°C
Mean alt.
446m
Min
186m
Max
721m
Std. dev.
106m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(69 %)Temperate

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

Soil & lithology

pH H₂O

7,2

Org. C

30,9g/kg

Clay

35,8%

Sand

23,8%

Silt

40,4%

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

Dominant lithology: scGLiMaggregated to Terni

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,2
Org. C
52,4g/kg
Clay
35,0%
Sand
24,4%
Silt
40,5%
5–15 cm
pH H₂O
7,3
Org. C
22,1g/kg
Clay
35,6%
Sand
23,6%
Silt
40,8%
15–30 cm
pH H₂O
7,3
Org. C
18,2g/kg
Clay
36,8%
Sand
23,3%
Silt
39,9%

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

Land cover

Forest51.8%
Crops14.9%
Built-up0.2%
Bare soil0.9%
Other (grassland, water…)32.2%

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

Hydrology2 basins · 0 lakes · 8 rivers

Hydrology metrics for this exact territory

Stream length here

42,1km

Basins crossed

2

Max stream order

3

Max drainage

5 704km²

Discharge in basins

7,6m³/s

Mean precip.

814mm/an

Mean T°

13,3°C

Moisture idx

-0,14

Max snow

2%

Mean runoff

404mm/an

Mean elev. (basins)

358m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,3nW

Built-up

19,1%

Pesticides

56,5kg/km²

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

Protected areas5

IUCN Not Reported · 3IUCN V · 2

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