Ontologia

Commune · ITA

Ulassai

Italy

CsaTemperate, dry summer, hot summer(99 %)

Species observed

161

Observations

241

Area

121,5km²

Ecological tissue

Sample of 43 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 Ulassai : 35 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 77 interactions GloBI sur 6 types (connectance 8.5%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
43
Interactions affichées
77
Connectance
0.085
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

161 distinct species · 241 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

241 obs · 3 cellules
Obs. / cellule
≥ 159
159–158
159–158
56–158
< 56

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

Climate

Mean T°

14,5°C

Annual rain

695mm

Warmest m°

29,9°C

Coldest m°

3,0°C

Elevation: 573 m on average (min 138 m, max 894 m)

Bioclimatic detailsExpert
Annual mean temp.
14,5°C
Annual rain
695mm
Warmest month
29,9°C
Coldest month
3,0°C
Mean alt.
573m
Min
138m
Max
894m
Std. dev.
169m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(99 %)Temperate

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

Soil & lithology

pH H₂O

6,7

Org. C

41,2g/kg

Clay

25,1%

Sand

37,8%

Silt

37,1%

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

Dominant lithology: ssGLiMaggregated to Ogliastra

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,6
Org. C
70,6g/kg
Clay
23,9%
Sand
38,3%
Silt
37,8%
5–15 cm
pH H₂O
6,7
Org. C
32,0g/kg
Clay
25,0%
Sand
37,3%
Silt
37,7%
15–30 cm
pH H₂O
6,7
Org. C
21,0g/kg
Clay
26,2%
Sand
37,8%
Silt
36,0%

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

Land cover

Forest37.4%
Crops1.5%
Built-up0.1%
Bare soil1.6%
Other (grassland, water…)59.4%

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

Hydrology2 basins · 0 lakes · 16 rivers

Hydrology metrics for this exact territory

Stream length here

22,5km

Basins crossed

2

Max stream order

3

Max drainage

1 819km²

Discharge in basins

0,9m³/s

Mean precip.

591mm/an

Mean T°

14,2°C

Moisture idx

-0,35

Mean runoff

264mm/an

Mean elev. (basins)

530m

Watersheds crossing here

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

0,3nW

Built-up

7,6%

Pesticides

53,6kg/km²

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