Ontologia

Commune · PRT

Alvadia

Portugal

CsbTemperate, dry summer, warm summer(100 %)

Species observed

234

Observations

6 288

Area

33,7km²

Ecological tissue

Sample of 21 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 Alvadia : 10 espèces reliées par 55 interactions GloBI sur 5 types (connectance 23.8%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
22
Interactions affichées
55
Connectance
0.238
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

234 distinct species · 6 288 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

6 288 obs · 1 cellules
Obs. / cellule
≥ 6 288
6 288–6 287
6 288–6 287
6 288–6 287
< 6 288

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

Climate

Mean T°

10,1°C

Annual rain

1 694mm

Warmest m°

23,5°C

Coldest m°

-0,2°C

Elevation: 1 054 m on average (min 743 m, max 1 241 m)

Bioclimatic detailsExpert
Annual mean temp.
10,1°C
Annual rain
1 694mm
Warmest month
23,5°C
Coldest month
-0,2°C
Mean alt.
1 054m
Min
743m
Max
1 241m
Std. dev.
116m
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

5,4

Org. C

44,2g/kg

Clay

17,1%

Sand

51,7%

Silt

31,3%

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

Dominant lithology: mtGLiMaggregated to Ribeira de Pena

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,4
Org. C
67,1g/kg
Clay
16,1%
Sand
52,0%
Silt
31,9%
5–15 cm
pH H₂O
5,3
Org. C
38,7g/kg
Clay
14,6%
Sand
53,4%
Silt
32,0%
15–30 cm
pH H₂O
5,4
Org. C
26,9g/kg
Clay
20,5%
Sand
49,6%
Silt
30,0%

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

Land cover

Forest8.2%
Crops4.6%
Built-up0.1%
Bare soil13.5%
Other (grassland, water…)73.6%

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

Hydrology3 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

4,6km

Basins crossed

3

Max stream order

2

Max drainage

2 909km²

Discharge in basins

6,5m³/s

Mean precip.

1 296mm/an

Mean T°

11,9°C

Moisture idx

0,25

Max snow

4%

Mean runoff

741mm/an

Mean elev. (basins)

745m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

0hab/km²

Night light

0,4nW

Built-up

14,2%

Pesticides

32,6kg/km²

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

Protected areas2

IUCN Not Reported · 1IUCN V · 1

Alvão / Marão

IUCN Not Reported

Site of Community Importance (Habitats Directive) · 2008

588 km²

Alvao

IUCN V

Nature Park · 1983

72 km²

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN