Ontologia

Commune · PRT

Seara Velha

Portugal

CsbTemperate, dry summer, warm summer(100 %)

Species observed

167

Observations

1 129

Area

9,3km²

Ecological tissue

Sample of 28 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 Seara Velha : 19 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 56 interactions GloBI sur 4 types (connectance 14.8%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
28
Interactions affichées
56
Connectance
0.148
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

167 distinct species · 1 129 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 129 obs · 1 cellules
Obs. / cellule
≥ 1 129
1 129–1 128
1 129–1 128
1 129–1 128
< 1 129

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

Climate

Mean T°

12,6°C

Annual rain

1 206mm

Warmest m°

26,3°C

Coldest m°

1,4°C

Elevation: 636 m on average (min 587 m, max 838 m)

Bioclimatic detailsExpert
Annual mean temp.
12,6°C
Annual rain
1 206mm
Warmest month
26,3°C
Coldest month
1,4°C
Mean alt.
636m
Min
587m
Max
838m
Std. dev.
55m
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

49,2g/kg

Clay

13,8%

Sand

58,7%

Silt

27,4%

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

Dominant lithology: paGLiMaggregated to Chaves

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,4
Org. C
73,9g/kg
Clay
12,9%
Sand
59,4%
Silt
27,7%
5–15 cm
pH H₂O
5,4
Org. C
42,4g/kg
Clay
11,6%
Sand
60,4%
Silt
28,0%
15–30 cm
pH H₂O
5,5
Org. C
31,3g/kg
Clay
17,1%
Sand
56,3%
Silt
26,6%

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

Land cover

Forest13.7%
Crops5.3%
Built-up0.3%
Bare soil9.1%
Other (grassland, water…)71.5%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

4,1km

Basins crossed

1

Max stream order

2

Max drainage

1 648km²

Discharge in basins

0,3m³/s

Mean precip.

1 069mm/an

Mean T°

12,6°C

Moisture idx

0,05

Max snow

3%

Mean runoff

627mm/an

Mean elev. (basins)

597m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,6nW

Built-up

33,6%

Pesticides

39,3kg/km²

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