Serras da Freita e Arada
IUCN Not ReportedSite of Community Importance (Habitats Directive) · 2008
286 km²
Commune · PRT
Arões
Portugal
CsbTemperate, dry summer, warm summer(100 %)
Species observed
316
Observations
1 257
Area
41,4km²
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 Arões : 30 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 105 interactions GloBI sur 6 types (connectance 11.1%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
44
Interactions affichées
105
Connectance
0.111
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
316 distinct species · 1 257 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
12,8°C
Annual rain
1 901mm
Warmest m°
25,8°C
Coldest m°
2,4°C
Elevation: 574 m on average (min 123 m, max 1 010 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
12,8°C
Annual rain
1 901mm
Warmest month
25,8°C
Coldest month
2,4°C
Mean alt.
574m
Min
123m
Max
1 010m
Std. dev.
200m
Köppen-Geiger (dominant)
CsbTemperate, dry summer, warm summer(100 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,3
Org. C
50,8g/kg
Clay
18,5%
Sand
52,8%
Silt
28,7%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: mtGLiMaggregated to Vale de Cambra
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,3
Org. C
76,3g/kg
Clay
16,8%
Sand
53,8%
Silt
29,3%
5–15 cm
pH H₂O
5,3
Org. C
44,3g/kg
Clay
16,3%
Sand
54,4%
Silt
29,2%
15–30 cm
pH H₂O
5,4
Org. C
31,7g/kg
Clay
22,4%
Sand
50,2%
Silt
27,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest31.9%
Crops1.4%
Built-up0.4%
Bare soil3.8%
Other (grassland, water…)62.4%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 5 rivers
Hydrology metrics for this exact territory
Stream length here
13,3km
Basins crossed
1
Max stream order
2
Max drainage
2 495km²
Discharge in basins
1,0m³/s
Mean precip.
1 162mm/an
Mean T°
14,0°C
Moisture idx
0,13
Max snow
4%
Mean runoff
725mm/an
Mean elev. (basins)
350m
Watersheds crossing here
Rivers / streams (5, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
1,0nW
Built-up
39,7%
Pesticides
3,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN Not Reported · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN