Ontologia

Commune · ITA

Enna

Italy

CsaTemperate, dry summer, hot summer(100 %)

Species observed

633

Observations

2 342

Area

355,9km²

Ecological tissue

Sample of 36 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 Enna : 25 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 78 interactions GloBI sur 4 types (connectance 12.4%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
36
Interactions affichées
78
Connectance
0.124
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

633 distinct species · 2 342 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 342 obs · 10 cellules
Obs. / cellule
≥ 1 078
1 078–1 077
246–1 077
148–245
< 148

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

Climate

Mean T°

15,0°C

Annual rain

529mm

Warmest m°

30,4°C

Coldest m°

2,1°C

Elevation: 543 m on average (min 237 m, max 838 m)

Bioclimatic detailsExpert
Annual mean temp.
15,0°C
Annual rain
529mm
Warmest month
30,4°C
Coldest month
2,1°C
Mean alt.
543m
Min
237m
Max
838m
Std. dev.
140m
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

26,8g/kg

Clay

34,8%

Sand

24,6%

Silt

40,6%

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

Dominant lithology: scGLiMaggregated to Enna

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,4
Org. C
44,0g/kg
Clay
33,0%
Sand
24,6%
Silt
42,4%
5–15 cm
pH H₂O
7,6
Org. C
19,0g/kg
Clay
37,1%
Sand
22,0%
Silt
40,9%
15–30 cm
pH H₂O
7,5
Org. C
17,4g/kg
Clay
34,4%
Sand
27,2%
Silt
38,4%

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

Land cover

Forest11.8%
Crops34.6%
Built-up0.6%
Bare soil3.5%
Other (grassland, water…)49.5%

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

Hydrology3 basins · 3 lakes · 16 rivers

Hydrology metrics for this exact territory

Stream length here

72,6km

Lake surface here

1,44km²

Basins crossed

3

Max stream order

4

Max drainage

4 427km²

Discharge in basins

1,4m³/s

Mean precip.

481mm/an

Mean T°

15,0°C

Moisture idx

-0,48

Max snow

1%

Mean runoff

138mm/an

Mean elev. (basins)

506m

Rivers / streams (16, ord ≥ 4)

4 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

1,8nW

Built-up

61,2%

Pesticides

54,7kg/km²

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

Protected areas9

IUCN Not Reported · 6IUCN IV · 3

Vallone Rossomanno

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2015

24 km²

Complete list

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