Ontologia

Commune · PRT

Alcanhões

Portugal

CsaTemperate, dry summer, hot summer(100 %)

Species observed

381

Observations

7 305

Area

11,5km²

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 Alcanhões : 30 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 103 interactions GloBI sur 5 types (connectance 13.9%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
103
Connectance
0.139
Patrimoniales
3
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

381 distinct species · 7 305 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

7 305 obs · 1 cellules
Obs. / cellule
≥ 7 305
7 305–7 304
7 305–7 304
7 305–7 304
< 7 305

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

Climate

Mean T°

16,4°C

Annual rain

669mm

Warmest m°

30,0°C

Coldest m°

6,0°C

Elevation: 34 m on average (min 9 m, max 69 m)

Bioclimatic detailsExpert
Annual mean temp.
16,4°C
Annual rain
669mm
Warmest month
30,0°C
Coldest month
6,0°C
Mean alt.
34m
Min
9m
Max
69m
Std. dev.
12m
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

6,3

Org. C

30,7g/kg

Clay

20,3%

Sand

53,0%

Silt

26,8%

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

Dominant lithology: ssGLiMaggregated to Santarém

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,3
Org. C
50,1g/kg
Clay
20,1%
Sand
51,5%
Silt
28,4%
5–15 cm
pH H₂O
6,4
Org. C
19,0g/kg
Clay
20,4%
Sand
51,4%
Silt
28,3%
15–30 cm
pH H₂O
6,2
Org. C
23,1g/kg
Clay
20,5%
Sand
56,0%
Silt
23,6%

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

Land cover

Forest11.6%
Crops37.3%
Built-up1.6%
Bare soil2.5%
Other (grassland, water…)46.9%

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

Hydrology1 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

3,8km

Basins crossed

1

Max stream order

1

Max drainage

67 898km²

Discharge in basins

26,6m³/s

Mean precip.

712mm/an

Mean T°

16,4°C

Moisture idx

-0,30

Mean runoff

340mm/an

Mean elev. (basins)

53m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

2,3nW

Built-up

158,3%

Pesticides

38,9kg/km²

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