Comprensorio Tolfetano-Cerite-Manziate
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 1996
675 km²
Commune · ITA
Blera
Italy
CsaTemperate, dry summer, hot summer(100 %)
Species observed
408
Observations
1 020
Area
92,5km²
Ecological tissue
Sample of 39 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 Blera : 28 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 95 interactions GloBI sur 5 types (connectance 12.2%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
40
Interactions affichées
95
Connectance
0.122
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
408 distinct species · 1 020 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
14,8°C
Annual rain
908mm
Warmest m°
28,2°C
Coldest m°
3,6°C
Elevation: 228 m on average (min 96 m, max 451 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
14,8°C
Annual rain
908mm
Warmest month
28,2°C
Coldest month
3,6°C
Mean alt.
228m
Min
96m
Max
451m
Std. dev.
68m
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
7,2
Org. C
23,6g/kg
Clay
29,1%
Sand
29,6%
Silt
41,4%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Viterbo
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
7,1
Org. C
35,1g/kg
Clay
27,9%
Sand
30,1%
Silt
42,0%
5–15 cm
pH H₂O
7,2
Org. C
18,3g/kg
Clay
28,5%
Sand
29,9%
Silt
41,6%
15–30 cm
pH H₂O
7,3
Org. C
17,3g/kg
Clay
30,8%
Sand
28,6%
Silt
40,6%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest30.8%
Crops27.3%
Built-up0.2%
Bare soil1.5%
Other (grassland, water…)40.2%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 6 rivers
Hydrology metrics for this exact territory
Stream length here
23,7km
Basins crossed
2
Max stream order
3
Max drainage
1 472km²
Discharge in basins
0,3m³/s
Mean precip.
709mm/an
Mean T°
15,1°C
Moisture idx
-0,28
Max snow
2%
Mean runoff
315mm/an
Mean elev. (basins)
209m
Watersheds crossing here
Rivers / streams (6, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,3nW
Built-up
23,8%
Pesticides
55,9kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas6
IUCN Not Reported · 5IUCN V · 1
Parco regionale Marturanum
IUCN VRegional/Provincial Nature Park · 1984
13 km²
Il "Quarto" di Barbarano Romano
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2016
10 km²
Fiume Mignone (medio corso)
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2016
5 km²
Area di S. Giovenale e Civitella Cesi
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2016
3 km²
Gole del Torrente Biedano
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2016
1 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN