Ontologia

Commune · ITA

Siracusa

Italy

CsaTemperate, dry summer, hot summer(100 %)

Species observed

1 154

Observations

7 830

Area

206,4km²

Ecological tissue

Sample of 44 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 Siracusa : 32 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 98 interactions GloBI sur 5 types (connectance 9.9%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
45
Interactions affichées
98
Connectance
0.099
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

1 154 distinct species · 7 830 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

7 830 obs · 4 cellules
Obs. / cellule
≥ 4 431
4 431–4 430
1 973–4 430
1 973–1 972
< 1 973

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

Climate

Mean T°

18,4°C

Annual rain

619mm

Warmest m°

28,5°C

Coldest m°

9,7°C

Elevation: 56 m on average (min -43 m, max 273 m)

Bioclimatic detailsExpert
Annual mean temp.
18,4°C
Annual rain
619mm
Warmest month
28,5°C
Coldest month
9,7°C
Mean alt.
56m
Min
-43m
Max
273m
Std. dev.
58m
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

7,4

Org. C

37,9g/kg

Clay

34,1%

Sand

21,2%

Silt

44,6%

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

Dominant lithology: scGLiMaggregated to Syracuse

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,3
Org. C
52,7g/kg
Clay
33,5%
Sand
20,7%
Silt
45,8%
5–15 cm
pH H₂O
7,5
Org. C
29,3g/kg
Clay
33,8%
Sand
19,4%
Silt
46,7%
15–30 cm
pH H₂O
7,4
Org. C
31,8g/kg
Clay
35,1%
Sand
23,6%
Silt
41,3%

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

Land cover

Forest14.8%
Crops21.4%
Built-up3.7%
Bare soil2.5%
Other (grassland, water…)57.6%

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

Hydrology2 basins · 0 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

60,9km

Basins crossed

2

Max stream order

3

Max drainage

4 427km²

Discharge in basins

0,0m³/s

Mean precip.

457mm/an

Mean T°

16,2°C

Moisture idx

-0,54

Mean runoff

115mm/an

Mean elev. (basins)

280m

Watersheds crossing here

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

Human pressure

Pop. density

4hab/km²

Night light

9,1nW

Built-up

367,8%

Pesticides

64,8kg/km²

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

Protected areas13

IUCN Not Reported · 8IUCN IV · 3IUCN Ia · 2🌊 Marine · 8
Complete list

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