Ontologia

Commune · PRT

Oliveira

Portugal

CsbTemperate, dry summer, warm summer(100 %)

Species observed

161

Observations

1 745

Area

3km²

Ecological tissue

Sample of 32 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 Oliveira : 23 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 55 interactions GloBI sur 5 types (connectance 10.4%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
55
Connectance
0.104
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

161 distinct species · 1 745 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 745 obs · 1 cellules
Obs. / cellule
≥ 1 745
1 745–1 744
1 745–1 744
1 745–1 744
< 1 745

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

Climate

Mean T°

14,3°C

Annual rain

1 430mm

Warmest m°

27,1°C

Coldest m°

3,3°C

Elevation: 246 m on average (min 186 m, max 292 m)

Bioclimatic detailsExpert
Annual mean temp.
14,3°C
Annual rain
1 430mm
Warmest month
27,1°C
Coldest month
3,3°C
Mean alt.
246m
Min
186m
Max
292m
Std. dev.
45m
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

42,7g/kg

Clay

10,9%

Sand

57,7%

Silt

31,4%

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

Dominant lithology: mtGLiMaggregated to Amarante

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,4
Org. C
63,8g/kg
Clay
10,0%
Sand
58,2%
Silt
31,8%
5–15 cm
pH H₂O
5,4
Org. C
36,9g/kg
Clay
8,6%
Sand
58,8%
Silt
32,6%
15–30 cm
pH H₂O
5,4
Org. C
27,3g/kg
Clay
14,3%
Sand
56,0%
Silt
29,8%

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

Land cover

Forest21.9%
Crops11.0%
Built-up3.2%
Bare soil2.9%
Other (grassland, water…)61.0%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

0,5km

Basins crossed

1

Max stream order

1

Max drainage

3 316km²

Discharge in basins

1,1m³/s

Mean precip.

1 187mm/an

Mean T°

14,2°C

Moisture idx

0,13

Max snow

2%

Mean runoff

844mm/an

Mean elev. (basins)

265m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

2hab/km²

Night light

5,0nW

Built-up

320,4%

Pesticides

39,2kg/km²

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