Ontologia

Subdivision · ESP

Olvan

Spain

CfaTemperate, no dry season, hot summer(58 %)

Species observed

558

Observations

2 495

Area

35,3km²

Ecological tissue

Sample of 38 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 Olvan : 26 espèces reliées par 95 interactions GloBI sur 5 types (connectance 13.5%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
95
Connectance
0.135
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

558 distinct species · 2 495 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 495 obs · 1 cellules
Obs. / cellule
≥ 2 495
2 495–2 494
2 495–2 494
2 495–2 494
< 2 495

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

Climate

Mean T°

12,4°C

Annual rain

729mm

Warmest m°

26,8°C

Coldest m°

-0,7°C

Elevation: 624 m on average (min 478 m, max 900 m)

Bioclimatic detailsExpert
Annual mean temp.
12,4°C
Annual rain
729mm
Warmest month
26,8°C
Coldest month
-0,7°C
Mean alt.
624m
Min
478m
Max
900m
Std. dev.
102m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(58 %)Temperate

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

6,9

Org. C

46,3g/kg

Clay

25,5%

Sand

37,5%

Silt

36,9%

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

Dominant lithology: smGLiMaggregated to Barcelona

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,8
Org. C
78,1g/kg
Clay
24,7%
Sand
38,0%
Silt
37,4%
5–15 cm
pH H₂O
6,9
Org. C
36,5g/kg
Clay
25,1%
Sand
37,9%
Silt
37,0%
15–30 cm
pH H₂O
6,9
Org. C
24,3g/kg
Clay
26,9%
Sand
36,8%
Silt
36,3%

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

Land cover

Forest31.2%
Crops10.9%
Built-up0.4%
Bare soil3.0%
Other (grassland, water…)54.6%

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

Hydrology1 basins · 0 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

11,9km

Basins crossed

1

Max stream order

3

Max drainage

733km²

Discharge in basins

0,3m³/s

Mean precip.

894mm/an

Mean T°

9,7°C

Moisture idx

0,09

Max snow

10%

Mean runoff

284mm/an

Mean elev. (basins)

1 112m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

1,0nW

Built-up

36,5%

Pesticides

26,6kg/km²

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