S. Mamede
IUCN Not ReportedSite of Community Importance (Habitats Directive) · 2008
1 151 km²
Municipality · PRT
Portalegre
Portugal
CsaTemperate, dry summer, hot summer(98 %)
Species observed
2 889
Observations
61 186
Area
447km²
Ecological tissue
Sample of 34 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 Portalegre : 24 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 81 interactions GloBI sur 4 types (connectance 13.6%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
35
Interactions affichées
81
Connectance
0.136
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
2 889 distinct species · 61 186 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
15,2°C
Annual rain
750mm
Warmest m°
30,9°C
Coldest m°
3,7°C
Elevation: 456 m on average (min 266 m, max 890 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
15,2°C
Annual rain
750mm
Warmest month
30,9°C
Coldest month
3,7°C
Mean alt.
456m
Min
266m
Max
890m
Std. dev.
128m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(98 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,7
Org. C
34,4g/kg
Clay
14,7%
Sand
54,9%
Silt
30,4%
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
5,8
Org. C
55,6g/kg
Clay
14,3%
Sand
52,6%
Silt
33,1%
5–15 cm
pH H₂O
5,8
Org. C
24,9g/kg
Clay
14,1%
Sand
51,9%
Silt
34,0%
15–30 cm
pH H₂O
5,6
Org. C
22,7g/kg
Clay
15,6%
Sand
60,4%
Silt
24,1%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest22.4%
Crops16.9%
Built-up0.5%
Bare soil2.7%
Other (grassland, water…)57.6%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology5 basins · 0 lakes · 13 rivers
Hydrology metrics for this exact territory
Stream length here
86,4km
Basins crossed
5
Max stream order
3
Max drainage
59 271km²
Discharge in basins
17,1m³/s
Mean precip.
693mm/an
Mean T°
16,3°C
Moisture idx
-0,40
Max snow
1%
Mean runoff
203mm/an
Mean elev. (basins)
301m
Watersheds crossing here
Rivers / streams (13, ord ≥ 4)
- Ribeira de Nisaord 2len here12.67 km49%total26 km
- Rio Caiaord 3len here11.79 km32%total37 km
- Ribeira de Besteirosord 1len here10.55 km57%total19 km
- Rio Xevoraord 1len here8.54 km73%total12 km
- Ribeiro Pena de Águaord 2len here8.24 km100%total8 km
- Ribeira da Estaçãoord 2len here8.14 km98%total8 km
- Ribeira de Sedaord 4len here7.80 km14%total57 km
- Ribeira de Almojandaord 2len here5.56 km79%total7 km
- Ribeira da Lixosaord 1len here4.32 km100%total4 km
- Arroyo de Gevoreleord 2len here4.10 km32%total13 km
- Ribeira da Fadagosaord 1len here2.23 km100%total2 km
- Ribeira da Vendaord 2len here1.63 km12%total14 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
0hab/km²
Night light
0,9nW
Built-up
47,5%
Pesticides
35,4kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas4
IUCN Not Reported · 3IUCN V · 1
Serra de Sao Mamede
IUCN VNature Park · 1989
561 km²
Nacimiento del Río Gevora
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2004
210 km²
Río Gevora Alto
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2015
28 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN