Ontologia

Commune · PRT

Olival

Portugal

CsbTemperate, dry summer, warm summer(100 %)

Species observed

382

Observations

1 737

Area

8km²

Ecological tissue

Sample of 42 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 Olival : 33 espèces reliées par 87 interactions GloBI sur 5 types (connectance 10.1%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
42
Interactions affichées
87
Connectance
0.101
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

382 distinct species · 1 737 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 737 obs · 1 cellules
Obs. / cellule
≥ 1 737
1 737–1 736
1 737–1 736
1 737–1 736
< 1 737

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

Climate

Mean T°

15,1°C

Annual rain

1 581mm

Warmest m°

25,6°C

Coldest m°

5,8°C

Elevation: 148 m on average (min 52 m, max 184 m)

Bioclimatic detailsExpert
Annual mean temp.
15,1°C
Annual rain
1 581mm
Warmest month
25,6°C
Coldest month
5,8°C
Mean alt.
148m
Min
52m
Max
184m
Std. dev.
32m
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

5,7

Org. C

29,1g/kg

Clay

20,8%

Sand

42,2%

Silt

37,0%

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

Dominant lithology: ssGLiMaggregated to Vila Nova de Gaia

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,7
Org. C
41,9g/kg
Clay
19,8%
Sand
42,4%
Silt
37,9%
5–15 cm
pH H₂O
5,7
Org. C
23,6g/kg
Clay
19,1%
Sand
42,7%
Silt
38,2%
15–30 cm
pH H₂O
5,8
Org. C
21,9g/kg
Clay
23,4%
Sand
41,5%
Silt
35,0%

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

Land cover

Forest23.3%
Crops4.0%
Built-up5.7%
Bare soil2.1%
Other (grassland, water…)65.0%

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

Hydrology1 basins · 1 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

0,8km

Lake surface here

0,12km²

Basins crossed

1

Max stream order

1

Max drainage

97 239km²

Discharge in basins

4,7m³/s

Mean precip.

1 206mm/an

Mean T°

14,0°C

Moisture idx

0,18

Max snow

4%

Mean runoff

831mm/an

Mean elev. (basins)

240m

Watersheds crossing here

Lakes (1, top by area)

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

5hab/km²

Night light

8,4nW

Built-up

566,8%

Pesticides

37,6kg/km²

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