Ontologia

Commune · ITA

San Gemini

Italy

CsaTemperate, dry summer, hot summer(100 %)

Species observed

340

Observations

613

Area

27,9km²

Ecological tissue

Sample of 42 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 Gemini : 33 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 125 interactions GloBI sur 5 types (connectance 13.8%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
43
Interactions affichées
125
Connectance
0.138
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

340 distinct species · 613 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

613 obs · 1 cellules
Obs. / cellule
≥ 613
613–612
613–612
613–612
< 613

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

Climate

Mean T°

14,3°C

Annual rain

880mm

Warmest m°

30,6°C

Coldest m°

1,3°C

Elevation: 238 m on average (min 118 m, max 585 m)

Bioclimatic detailsExpert
Annual mean temp.
14,3°C
Annual rain
880mm
Warmest month
30,6°C
Coldest month
1,3°C
Mean alt.
238m
Min
118m
Max
585m
Std. dev.
67m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(100 %)Temperate

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

Soil & lithology

pH H₂O

7,5

Org. C

23,3g/kg

Clay

32,6%

Sand

25,4%

Silt

42,0%

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
7,5
Org. C
36,9g/kg
Clay
31,8%
Sand
25,7%
Silt
42,4%
5–15 cm
pH H₂O
7,6
Org. C
15,1g/kg
Clay
31,8%
Sand
25,5%
Silt
42,7%
15–30 cm
pH H₂O
7,5
Org. C
18,1g/kg
Clay
34,0%
Sand
24,9%
Silt
41,1%

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

Land cover

Forest19.4%
Crops33.9%
Built-up1.6%
Bare soil2.1%
Other (grassland, water…)43.1%

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

Hydrology2 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

6,6km

Basins crossed

2

Max stream order

1

Max drainage

5 704km²

Discharge in basins

4,2m³/s

Mean precip.

843mm/an

Mean T°

13,7°C

Moisture idx

-0,17

Max snow

4%

Mean runoff

396mm/an

Mean elev. (basins)

324m

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

Human pressure

Pop. density

1hab/km²

Night light

2,3nW

Built-up

158,9%

Pesticides

56,7kg/km²

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

Protected areas1

IUCN Not Reported · 1

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