Serras da Freita e Arada
IUCN Not ReportedSite of Community Importance (Habitats Directive) · 2008
286 km²
Municipality · PRT
Vale de Cambra
Portugal
CsbTemperate, dry summer, warm summer(100 %)
Species observed
946
Observations
17 164
Area
146,5km²
Ecological tissue
Sample of 29 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 Vale de Cambra : 20 espèces reliées par 64 interactions GloBI sur 5 types (connectance 15.8%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
29
Interactions affichées
64
Connectance
0.158
Patrimoniales
0
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
946 distinct species · 17 164 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
13,0°C
Annual rain
1 986mm
Warmest m°
25,7°C
Coldest m°
2,7°C
Elevation: 537 m on average (min 123 m, max 1 010 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
13,0°C
Annual rain
1 986mm
Warmest month
25,7°C
Coldest month
2,7°C
Mean alt.
537m
Min
123m
Max
1 010m
Std. dev.
184m
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
52,6g/kg
Clay
17,1%
Sand
53,2%
Silt
29,7%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: mtGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,2
Org. C
79,4g/kg
Clay
15,9%
Sand
53,9%
Silt
30,2%
5–15 cm
pH H₂O
5,2
Org. C
45,2g/kg
Clay
15,2%
Sand
54,3%
Silt
30,4%
15–30 cm
pH H₂O
5,3
Org. C
33,1g/kg
Clay
20,3%
Sand
51,2%
Silt
28,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest31.7%
Crops2.3%
Built-up1.6%
Bare soil2.7%
Other (grassland, water…)61.7%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology3 basins · 0 lakes · 13 rivers
Hydrology metrics for this exact territory
Stream length here
41,1km
Basins crossed
3
Max stream order
3
Max drainage
97 239km²
Discharge in basins
4,6m³/s
Mean precip.
1 162mm/an
Mean T°
14,0°C
Moisture idx
0,13
Max snow
4%
Mean runoff
726mm/an
Mean elev. (basins)
348m
Watersheds crossing here
Rivers / streams (13, ord ≥ 4)
- Rio Viguesord 2len here6.04 km100%total6 km
- Ribeiro da Póvoaord 1len here5.89 km75%total8 km
- Ribeira da Póvoaord 1len here5.04 km57%total9 km
- Ribeira do Trebilhadouroord 2len here4.07 km100%total4 km
- Rbeira de Paraduçaord 1len here4.05 km98%total4 km
- Rio Caimaord 4len here3.21 km13%total25 km
- Ribeira de Vila Chã (ou Rio Trancoso)ord 1len here2.54 km100%total3 km
- Rio Moscosoord 1len here2.14 km94%total2 km
- Ribeira de Agualvaord 1len here2.12 km96%total2 km
- Levada de Santa Cruzord 1len here1.92 km100%total2 km
- Ribeira de São Joãoord 2len here1.88 km40%total5 km
- Ribeira de Irijóord 1len here1.33 km100%total1 km
1 more river segmentssorted by Strahler order + length
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
2,7nW
Built-up
159,0%
Pesticides
20,1kg/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