Ontologia

Commune · ITA

Fratta Polesine

Italy

CfaTemperate, no dry season, hot summer(100 %)

Species observed

146

Observations

288

Area

21km²

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 Fratta Polesine : 36 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 143 interactions GloBI sur 5 types (connectance 15.1%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
44
Interactions affichées
143
Connectance
0.151
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

146 distinct species · 288 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

288 obs · 1 cellules
Obs. / cellule
≥ 288
288–287
288–287
288–287
< 288

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

Climate

Mean T°

14,4°C

Annual rain

706mm

Warmest m°

30,4°C

Coldest m°

-0,4°C

Elevation: 4 m on average (min 3 m, max 5 m)

Bioclimatic detailsExpert
Annual mean temp.
14,4°C
Annual rain
706mm
Warmest month
30,4°C
Coldest month
-0,4°C
Mean alt.
4m
Min
3m
Max
5m
Std. dev.
0m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, 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

7,7

Org. C

26,3g/kg

Clay

33,9%

Sand

16,8%

Silt

49,3%

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

Dominant lithology: suGLiMaggregated to Rovigo

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,5
Org. C
45,0g/kg
Clay
33,8%
Sand
16,8%
Silt
49,4%
5–15 cm
pH H₂O
7,7
Org. C
17,8g/kg
Clay
34,2%
Sand
15,5%
Silt
50,3%
15–30 cm
pH H₂O
7,7
Org. C
16,1g/kg
Clay
33,5%
Sand
18,2%
Silt
48,3%

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

Land cover

Forest5.0%
Crops61.2%
Built-up1.5%
Bare soil3.0%
Other (grassland, water…)29.2%

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

Hydrology2 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

3,5km

Basins crossed

2

Max stream order

3

Max drainage

13 178km²

Discharge in basins

3,7m³/s

Mean precip.

758mm/an

Mean T°

13,5°C

Moisture idx

-0,19

Max snow

2%

Mean runoff

281mm/an

Mean elev. (basins)

8m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

2,9nW

Built-up

149,7%

Pesticides

62,8kg/km²

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